2020六级段落匹配题专项练习题(4)

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大学英语六级阅读段落匹配真题及答案

大学英语六级阅读段落匹配真题及答案

大学英语六级阅读段落匹配真题及答案因考试政策、内容不断变化与调整,下面给大家整理的高校阅读理解真题供参考,以下是我给大家整理的高校英语六级阅读段落匹配真题及答案,期望可以帮到大家Section ADirections:In this section, you are going to read a passage with ten statements attached to it. Each statement contains information given in one of the paragraphs. Identify the paragraph from which the information is derived. You may choose a paragraph more than once. Each paragraph is marked with a letter. Answer the questions by marking the corresponding letter on Answer Sheet 2.Countries Rush for Upper Hand in AntarcticaA) On a glacier-filled island with fjords(峡湾)and elephant seals, Russia has built Antarcticas first Orthodox church on a bill overlooking its research base. Less than an hour away by snowmobile. Chinese laborers have updated the Great Wall Station, a vital part of Chinas plan to operate five basses on Antarctica, complete with an indoor badminton court and sleeping quarters for 150 people. Not to be outdone, Indias futuristic new Bharathi base, built on stills(桩子)using 134 interlocking shipping containers, resembles a spaceship. Turkey and Iran have announced plans to build bases, too.B) More than a century has passed since explorers raced toplant their flags at the bottom of the world, and for decades to come this continent is supposed to be protected as a scientific preserve, shielded from intrusions like military activities and mining . But an array of countries are rushing to assert greater influence here, with an eye not just towards the day those protective treaties expire, but also for the strategic and commercial that already exist.C) The newer players are stepping into what they view as a treasure house of resources. Some of the ventures focus on the Antarctic resources that are already up for grabs, like abundant sea life. South Korea, which operates state-ofthe-art bases here, is increasing its fishing of krill(磷虾),found in abundance in the Southern Ocean, while Russia recently frustrated efforts to create one of the worlds largest ocean sanctuaries here.D) Some scientists are examining the potential for harvesting icebergs form Antarctica, which is estimated to have the biggest reserves of fresh water on the planet. Nations are also pressing ahead with space research and satellite projects to expand their global navigation abilities.E) Building on a Soviet-era foothold, Russia is expanding its monitoring stations for Glonass, its version of the Global Positioning System(GPS). At least three Russian stations are already operating in Antarctica, part of its effort to challenge the dominance of the American GPS, and new stations are planned for sites like the Russian base, in the shadow of the Orthodox Church of the Holy Trinity.F) Elsewhere in Antarctica, Russian researchers boast of their recent discovery of a freshwater reserve the size of Lake Ontario after drilling through miles o f solid ice. “You can see that were here to stay,” said Vladimir Cheberdak, 57, chief of the Bellingshausen Station, as he sipped tea under a portrait of Fabian Gottlieb von Bellingshausen, a high-ranking officer in the Imperial Russian Navy who explored the Antarctic coast in 1820.G) Antarcticas mineral, oil and gas wealth are alonger-term prize. The treaty banning mining here, shielding coveted(令人垂诞的)reserves of iron ore, coal and chromium, comes up for review in 2048. Researchers recently found kimberlite(金伯利岩) deposits hinting at the existence of diamonds. And while assessments vary widely, geologists estimate that Antarctica holds at least 36 billion barrels of oil and natural gas.H) Beyond the Antarctic treaties, huge obstacles persist to tapping these resources, like drifting icebergs that could jeopardize offshore platforms. Then there is Antarctics remoteness, with some mineral deposits found in windswept locations on a continent that is larger the Europe and where winter temperatures hover around minus 55 degrees Celsius.I) But advances in technology might make Antarctica a lot more accessible three decades from now. And even before then, scholars warn, the demand for resources in an energy-hungry world could raise pressure to renegotiate Antarcticas treaties, possibly allowing more commercial endeavours here well before the prohibitions against them expire. The research stations onKing George lsland offer a glimpse into the long game on this ice-blanketed continent as nations assert themselves, eroding the sway long held by countries like the United States, Britain. Australia and New Zealand.J) Being stationed in Antarctica involves adapting to life on the planets driest, windiest and coldest continent, yet each nation manages to make itself at home. Bearded Russian priests offer regular services at the Orthodox church for the 16 or so Russian speakers who spend the winter at the base, largely polar scientists in fields like glaciology and meteorology. Their number climbs to about 40 in the warmer summer months. China has arguably the fastest growing operations in Antarctica. It opened its fourth station last year and is pressing ahead with plans to build a fifth. It is building its second ice-breaking ship and setting up research drilling operations on an ice dome 13,422 feet above sea level that is one the planets coldest places. Chinese officials say the expansion in Antarctica prioritises scientific research. But they also acknowledge that concerns about “resource security” influence their moves.K) Chinas newly renovated Great Wall Station on King George lsland makes the Russian and Chilean bases here seem outdated. ”We do weather monitoring here and other research.” Ning Xu, 53, the chief of the Chinese base, said over tea during a fierce blizzard(暴风雪) in late November. The large base he leads resembles a snowed-in college campus on holiday break, with the capacity to sleep more than 10 times the 13 people who were staying on through the Antarctic winter. Yong Yu, a Chinese microbiologist, showed off the spacious building, with emptydesks under an illustrated timeline detailing the rapid growth of Chinas Antarctic operations since the 1980s “We now feel equipped to grow,” he said.L) As some countries expand operations in Antarctica, the United States maintains three year-round stations on the continent with more than 1,000 people during the southern hemispheres summer, including those at the Amundsen Scott station, built in 1956 at an elevation of 9,301 feet on a plateau at the South Pole. But US researchers quietly complain about budget restraints and having far fewer icebreakers the Russia, limiting the reach of the United States in Antarctica.M) Scholars warn that Antarcticas political drift could blur the distinction between military and civilian activities long before the continents treaties come up for renegotiation, especially in parts of Antarctica that are ideal for intercepting(拦截) signals from satellites or retasking satellite systems, potentially enhancing global electronic intelligence operations.N) Some countries have had a hard time here, Brazil opened a research station in 1984, but it was largely destroyed by a fire that killed two members of the navy in 2023, the same year that a diesel-laden Brazilian barge sank near the base. As if that were not enough. a Brazilian C-130 Hercules military transport plane has remained stranded near the runway of Chiles air base here since it crash-landed in 2023.O) However, Brazils stretch of misfortune has created opportunities for China, with a Chinese company winning the$100 million contract in 2023 to rebuild the Brazilian station.P) Amid all the changes, Antarctica maintains its allure. South Korea opened its second Antarctic research base in 2023, describing it as a way to test robots developed by Korean researchers for use in extreme conditions. With Russias help, Belarus is preparing to build this first Antarctic base. Colombia said this year that it planned to join other South American nations with bases in Antarctica.Q) “The old days of the Antarctic being dominated by the interests and wishes of white men from European. Australasian and North American states are over.” Said Klaus Dodds, a politics scholar at the University of London who specialises in Antarctica. “The reality is that Antarctica is geopolitically contested.”36. According to Chinese officials, their activities in Antarctica lay greater emphasis on scientific research.37. Efforts to create one of the worlds largest ocean sanctuaries failed because of Russias obstruction.38. With several monitoring stations operating in Antarctica, Russia is trying hard to counter Americas dominance in the field of worldwide navigational facilities.39. According to geologists estimates. Antarctica has enormous reserves of oil and natural gas.40. It is estimated that Antarctica boasts of the richestreserves of fresh water on earth.41. The demand for energy resources may compel renegotiation of Antarcticas treaties before their expiration.42. Many countries are racing against each other to increase their business and strategic influence on Antarctica.43. Antarcticas harsh natural conditions constitute huge obstacles to the exploitation of its resources.44. With competition from many countries, Antarctica is no longer dominated by the traditional white nations.45. American scientists complain about lack of sufficient money and equipment for their expansion in Antarctica.参考答案Section BCountries Rush for Upper Hand in Antarctica36. [J]37. [C]38. [E]39. [G]40. [D]41. [I]42. [B]43. [H]44. [Q]45. [L]文档内容到此结束,欢迎大家下载、修改、丰富并分享给更多有需要的人。

六级考试段落匹配训练题带答案.doc

六级考试段落匹配训练题带答案.doc

六级考试段落匹配训练题带答案英语六级考试中,长段落匹配题篇章长,对考生的整体阅读能力有了更高的要求,需要考生重视平时的阅读训练。

六级考试段落匹配训练题***一***Defitions of ObesityA: How does one define when a person is considered to be obese and not just somewhat overweight? Height-weight tables give an approximate guideline as to whether one is simply overweight orhas passed into the obese stage.B: The World Health Orgazation remends using a formula that takes into account a person's height and weight. The "Body Mass Index" ***BMI*** is calculated by dividing the person's weight inkilograms by the suare of their height in meters, and is thus given in uts of kg/m2. A BMI of 18.5-24.9 is considered to be the healthiest. A BMI of between 25 and 29.9 is considered to beoverweight, while a BMI of over 30 is considered to be obese.C: However, it is recogzed that this defition is limited as it does not take into account such variables as age, gender and ethc origin, the latter being imrtant as different ethcgroups he very different fat distributions. Another shorting is that it is not applicable to certain very muscular people such as athletes and bodybuilders, XX can also he artificiallyhigh BMIs.Agencies such as the National Cholesterol Education Program ***NCEP*** in the USA and the International Diabetes Foundation ***IDF*** are starting to define obesity inadults simply in termsof waist circumference.Health Effects of ObesityD: Over 2000 years ago, the Greek physician Hipcrates wrote that "persons XX are naturally very fat are apt to die earlier than those XX are slender". This observation remains very truetoday. Obesity has a major impact on a person's physical, social and etional well-being. It increases the risk of developing diabetes mellXXs type 2 ***"mature onset diabetes"*** and also makesType 2 diabetes re difficult to control. Thus weight loss improves the levels of blood glucose and blood fats, and reduces blood pressure. The association between obesity andcoronary heartdisease is also well-known.CancerE: Furtherre, in 2021 medical researchers established a link betweenbeing overweight and certain forms of cancer, and estimated that nearly 10,000 Britons per year develop cancer asaresult of being overweight. This figure was made up of5,893 women and 3,220 men, with the strongest associations being with breast and colon cancers. However, it is thought that beingoverweight may also increase the risk of cancerin the reproductive organs for women and in the prostate gland for men.F: The link between breast cancer and nutritional status is thought to be due to the steroid hornes oestrogen and progesterone, which are produced by the ovaries, and govern a woman'enstrual cycle. Researchers he found that the re a woman eats, or the re sedentary her lifestyle, the higher are the concentrations of progesterone. This link could explain why womenfrom less affluent countries he lower rates of breast cancer. Women from less affluent nations tend to eat less food and to lead lifestyles which involve re daily vement. This lowerstheir progesterone level, resulting in lower predissition to breast cancer.G: The Times newspaper, in 2021 rerted that obesity was the main oidable cause of cancer ang non-okers in the Western world!AgingH: Research published by St Thomas' Hospital, London, UK in 2021 showed a correlation between body fat and aging, to the extentthat being obese added 8.8 years to a woman's biological age.The effect was exacerbated by oking, and a non-overweight woman XX okes 20 cigarettes a day for 20 years added 7.4 years to their biological age. The bination of being obese and aoker added at least ten years to awoman’s biological age, and although the study only involved women, the lead researcher Professor Tim Spector believes the finding would also apply to men.I: The aging effect was determined by measuring the length of telomeres, tiny "caps" on the ends of chrosomes, which help protect the DNA from the ageing process. Indeed, telomeres hebeen dubbed the "chrosomal clock" bXXuse, as an orga ages, they bee progressively shorter, and can be used to determine the age of the orga. Beyond a certain int, the telomerebees so short that it is no longer able to prevent the DNA of the chrosome from falling apart. It is believed that excess body fat, and the chemicals present in tobacco oke release freeradicals which trigger inflammation. Inflammation causes the production of white blood cells which increases the rate of erosion of telomeres.DementiaJ: RXXnt research ***2021*** conducted in the USA shows that obesity in middle age is linked to an increased risk of dementia, with obese people in their 40s being 74% re likely to developdementia pared to those of normal weight. For those XX are merely overweight, the lifetime risk of dementiarisk was 35% higher.K: Scientists from the Aging Research XX at the Karolinska InstXXte in Sweden he been able totake information such as age, number of years in education, gender, body mass index, bloodpressure level, physical activity and genetic factors, assigng each a risk score. They then used this information to devise a predictive test for dementia. This test will enable people atrisk, for the first time, to be able to affect lifestyle nges which will reduce their risk of contracting dementia.Other ProblemsL: The world-wide upsurge in obesity, particularly in children, is of major economic concern, liable to drain economies. Of further concern is that research conducted in Australia andpublished in 2021, shows that up to one third of breech pregnancies were undetected by the traditional "palpation" examination, the danger being greatest for those women XX are overweight orobese—a growing prortion of thers. This means that such women are not getting the treatment reuired to turn the baby around in time for the birth, and in many cases reuire an emergencyCaesarean section.M: This is atrue health-care crisis, far bigger than Severe Acute Respiratory Syndrome ***SARS*** and ultimately, even bigger than AIDS.1. You can judge whether one is simply overweight or has passed into the obese stage according to the height-weight table.2. Using the "Body Mass Index"to define aperson's weight ideal is limited, bXXuse it does not takes into account many variables such as age, gender and ethc origin.3. A person's etional well-being would be affected by obesity.4. Obesity has something to do with cancer in the prostate gland for man.5. Women from less affluent nations tend to he much less breast cancer.6. A non-overweight woman XX okes 20 cigarettes a day for 20 years added 7.4 years to her biological age.7. The excess body fat, like the chemicals present in tobacco oke, can lead to inflammation.8. Obese people in middle age run an increased risk of dementia .9. The predictive test for dementia will help people to affect lifestyle nges that will reduce their risk of contracting dementia.10. The world-wide upsurge in obesity, particularly in children, will ssibly drain economies.六级考试段落匹配训练题答案1. A2. C3. D4. E5. F6. H7. I8. J9. K10. L英语六级考试中,长段落匹配题篇章长,对考生的整体阅读能力有了更高的要求,需要考生重视平时的阅读训练。

英语四级长篇阅读段落信息匹配题练习及答案-4

英语四级长篇阅读段落信息匹配题练习及答案-4

Directions: In this section, you are going to read a passage with ten statements attached to it. Each statement contains information given in one of the paragraphs. Identify the paragraph from which the information is derived. You may choose a paragraph more than once. Each paragraph is marked with a letter.长篇阅读Definitions of ObesityA) How does one define when a person is considered to be obese and not just somewhat overweight? Height-weight tables give an approximate guideline as to whether one is simply overweight or has passed into the obese stage.B) The World Health Organization recommends using a formula that takes into account a person's height and weight. The "Body Mass Index" (BMI) is calculated by dividing the person's weight in kilograms by the square of their height in meters, and is thus given in units of kg/m2. A BMI of 18.5-24.9 is considered to be the healthiest. A BMI of between 25 and 29.9 is considered to be overweight, while a BMI of over 30 is considered to be obese.C) However, it is recognized that this definition is limited as it does not take into account such variables as age, gender and ethnic origin, the latter being important as different ethnic groups have very different fat distributions. Another shortcoming is that it is not applicable to certain very muscular people such as athletes and bodybuilders, who can also have artificially high BMIs. Agencies such as the National Cholesterol Education Program (NCEP) in the USA and the International Diabetes Foundation (IDF) are starting to define obesity in adults simply in terms of waist circumference.Health Effects of ObesityD) Over 2000 years ago, the Greek physician Hippocrates wrote that "persons who are naturally very fat are apt to die earlier than those who are slender". This observation remains very true today. Obesity has a major impact on a person's physical, social and emotional well-being. It increases the risk of developing diabetes mellitus type 2 ("mature onset diabetes") and also makes Type 2 diabetes more difficult to control. Thus weight loss improves the levels of blood glucose and blood fats, and reduces blood pressure. The association between obesity and coronary heart disease is also well-known.CancerE) Furthermore, in 2001 medical researchers established a link between being overweight and certain forms of cancer, and estimated that nearly 10,000 Britons per year develop cancer as a result of being overweight. This figure was made up of 5,893 women and 3,220 men, with the strongest associations being with breast and colon cancers. However, it is thought that being overweight may also increase the risk of cancer in the reproductive organs for women and in the prostate gland for men.F) The link between breast cancer and nutritional status is thought to be due to the steroid hormones oestrogen and progesterone, which are produced by the ovaries, and govern a woman's menstrual cycle. Researchers have found that the more a woman eats, or the more sedentary her lifestyle, the higher are the concentrations of progesterone. This link could explain why women from less affluent countries have lower rates of breast cancer. Women from less affluent nations tend to eat less food and to lead lifestyles which involve more daily movement. This lowers their progesterone level, resulting inlower predisposition to breast cancer.G) The Times newspaper, in 2002 reported that obesity was the main avoidable cause of cancer among non-smokers in the Western world!AgingH) Research published by St Thomas' Hospital, London, UK in 2005 showed a correlation between body fat and aging, to the extent that being obese added 8.8 years to a woman's biological age. The effect was exacerbated by smoking, and a non-overweight woman who smokes 20 cigarettes a day for 20 years added 7.4 years to their biological age. The combination of being obese and asmoker added at least ten years to a woman’s biological age, and although the study only involved women, the lead researcher Professor Tim Spector believes the finding would also apply to men.I) The aging effect was determined by measuring the length of telomeres, tiny "caps" on the ends of chromosomes, which help protect the DNA from the ageing process. Indeed, telomeres have been dubbed the "chromosomal clock" because, as an organism ages, they become progressively shorter, and can be used to determine the age of the organism. Beyond a certain point, the telomere becomes so short that it is no longer able to prevent the DNA of the chromosome from falling apart. It is believed that excess body fat, and the chemicals present in tobacco smoke release free radicals which trigger inflammation. Inflammation causes the production of white blood cells which increases the rate of erosion of telomeres.DementiaJ) Recent research (2005) conducted in the USA shows that obesity in middle age is linked to an increased risk of dementia, with obese people in their 40s being 74% more likely to develop dementia compared to those of normal weight. For those who are merely overweight, the lifetime risk of dementia risk was 35% higher.K) Scientists from the Aging Research Centre at the Karolinska Institute in Sweden have been able to take information such as age, number of years in education, gender, body mass index, blood pressure level, physical activity and genetic factors, assigning each a risk score. They then used this information to devise a predictive test for dementia. This test will enable people at risk, for the first time, to be able to affect lifestyle changes which will reduce their risk of contracting dementia.Other ProblemsL) The world-wide upsurge in obesity, particularly in children, is of major economic concern, liable to drain economies. Of further concern is that research conducted in Australia and published in 2006, shows that up to one third of breech pregnancies were undetected by the traditional "palpation" examination, the danger being greatest for those women who are overweight or obese—a growing proportion of mothers. This means that such women are not getting thetreatment required to turn the baby around in time for the birth, and in many cases require an emergency Caesarean section.M) This is a true health-care crisis, far bigger than Severe Acute Respiratory Syndrome (SARS) and ultimately, even bigger than AIDS.对应题目:1. You can judge whether one is simply overweight or has passed into the obese stage according to the height-weight table.2. Using the "Body Mass Index" to define a person's weight ideal is limited, because it does not takes into account many variables such as age, gender and ethnic origin.3. A person's emotional well-being would be affected by obesity.4. Obesity has something to do with cancer in the prostate gland for man.5. Women from less affluent nations tend to have much less breast cancer.6. A non-overweight woman who smokes 20 cigarettes a day for 20 years added7.4 years to her biological age.7. The excess body fat, like the chemicals present in tobacco smoke, can lead to inflammation.8. Obese people in middle age run an increased risk of dementia .9. The predictive test for dementia will help people to affect lifestyle changes that will reduce their risk of contracting dementia.10. The world-wide upsurge in obesity, particularly in children, will possibly drain economies.参考答案:1. A2. C3. D4. E5. F6. H7. I8. J9. K10. L。

英语六级阅读段落匹配训练

英语六级阅读段落匹配训练

英语六级阅读段落匹配训练In the modern era where English has become the global language, it is crucial for individuals to possess strong English language skills. The English Proficiency Test, also known as the English Six Level (CET-6), is an important benchmark for assessing English language proficiency for non-English major students in China. To excel in the CET-6 reading section, it is essential to practice and improve your ability to match paragraphs effectively. In this article, we will explore the strategies and techniques required to succeed in the CET-6 reading paragraph matching exercises.1. Understand the TaskBefore delving into the techniques, it is crucial to understand the requirements of the task. In the CET-6 reading section, you will be presented with several paragraphs and a list of headings. Your task is to match the paragraphs with the most appropriate headings. This exercise tests your ability to comprehend the main idea of each paragraph and identify the most suitable heading.2. Skim and ScanSkimming and scanning are vital techniques when it comes to paragraph matching. Skimming allows you to quickly read through the paragraphs to get a general idea of their content. Take note of any keywords or phrases that stand out. Scanning, on the other hand, involves searching for specific information within the paragraphs. Skimming and scanning techniques help you narrow down the options and match the correct paragraph with the heading.3. Identify Central IdeasEach paragraph will have a central idea or main topic. Understanding the main idea of a paragraph is crucial for successful paragraph matching. Read the first and last sentence of each paragraph to grasp the overall concept. Look for keywords, repeated phrases, or any other clues that hint at the paragraph's central idea. By identifying the central idea, you can better match the paragraph with the appropriate heading.4. Pay Attention to Transition WordsTransition words play a significant role in connecting ideas within a text. Watch out for transition words such as "however," "in contrast," "similarly," or "on the other hand." These words provide important context and help establish the relationship between sentences and paragraphs. Recognizing these transition words can guide you in matching the paragraphs with the correct headings.5. Practice with Sample QuestionsTo improve your paragraph matching skills, practice with sample questions from previous CET-6 exams. Familiarize yourself with the types of headings and the style of writing used in the test. Set aside dedicated study time to answer these questions, and review your answers carefully. Understanding the patterns and common themes in CET-6 paragraph matching exercises will enhance your performance on the actual test.In conclusion, excelling in the CET-6 reading section requires practice and skill in matching paragraphs. By understanding the task, employing skimming and scanning, identifying central ideas, paying attention totransition words, and practicing with sample questions, you can enhance your ability to match paragraphs accurately. Remember to remain focused and attentive while reading, and trust your instincts when making the final match. With dedication and persistence, you can improve your performance in the CET-6 reading section and enhance your overall English language proficiency.。

英语六级段落匹配题专项练习题

英语六级段落匹配题专项练习题

英语六级段落匹配题专项练习题英语六级段落匹配题专项练习题 引导语:下⾯是应届毕业⽣培训⽹整理⽽成的,关于英语六级考试段落匹配题的练习题,谢谢您的阅读。

练习题⼀ [A] One of the biggest surprises of President Barack Obama's inaugural address,on Monday was how much he focused on fighting climate change, spending more time on that issue than any other. "We will respond to the threat of climate change, knowing that the failure to do so would betray our children and future generations," Obama said. The President pointed out that recent severe weather supplied an urgent impetus for energy innovation and staked the nation's economic future on responding to a changing climate. "We cannot cede to other nations the technology that will power new jobs and new industries--we must claim its promise," Obama said. '" That's how we will maintain our economic vitality and our national treasure--our forests and waterways; our croplands and snowcapped (⼭顶积雪的) peaks. That is how we will preserve our planet, commanded to our care by God. " so what could the President reasonably do to deliver on that vow? Here are ten of their suggestions: Sunset coal with new incentives and regulations. [B] "Provide incentives to phase out the oldest, most polluting power plants," said Robert Jackson, a climate scientist at Duke University. It's already happening, to some degree, as more of the nation transitions to natural gas. Earth scientist Bill Chameides, dean of Duke's Nicholas School of the Environment and a former chief scientist at the Environmental Defense Fund, urges the administration to use its Clean, Air Act authority to promulgate (颁布 )carbon regulations for existing power plants like it has for new ones: "Doing that will force fuel switching from coal to natural gas. "Invest federal stimulus money in nuclear power. [C] It's hardly a perfect fuel, as accidents like Japan's Fukushima fallout have shown, but with safety precautions new nuclear plants can meaningfully offset dirtier types of energy, supporters say."Nuclear is the only short-to medium-term way to really get away from fossil fuels," said Peter Raven. President emeritus of the Missouri Botanical Garden. He said the damage done by relentless global warming will far exceed the damage done by faults in the nuclear system. Kill the Keystone pipeline. [D] The controversial Keystone XL oil pipeline is up for review again by the White House this year. "The font thing he should do to set the tone to a lower carbon economy is to reject the Keystone pipeline, “said Raymond Pierrehum Bert, a geophysical scientist at the University of Chicago. The pipeline was never going to be a major driver of global emissions, but Pierre humbert and some other environmentalists say that by killing it the President would send a clear message about America's intent to ramp down fossil fuels. Protect the oceans by executive order. [E] Land use is complicated, but large swaths of oceans can be protected by executive order. Just as President George W. Bush designated the world's largest marine monument northwest of Hawaii in 2006. Obama could single-handedly protect other areas. National Geographic Explorer-in-Residence Sylvia Earle said the President should focus on parts of the Arctic that are under U. S. control, putting them off limits to energy production, commercial fishing, and mineral exploration. Marine sanctuaries (禁捕区) won't stop climate change, but they can give marine species a better chance of adapting to it by reducing the other man-made threats the animals face. Experiment with capturing carbon. [F] Huge untapped reserves of natural gas and oil make it unlikely that the U. S. will transition away from fossil fuels inthe immediate future. Instead, said Wallace Broecker, geology professor at Columbia University's Lamont-Doherty Earth Observatory, we should attack the atmosphere's carbon surplus directly. "Obama could make available funds to build and test prototype air capture units" to capture and store CO2, said Broecker. Removing some carbon from the atmosphere could buy valuable time as policy makers and scientists explore more permanent solutions. Grow government research for new energy sources. [G] The Department of Energy has a nimble program that's tasked with innovative energy research—the Advanced Research Projects Agency-Energy. The ARPA-E funds research in biofuels, transmission,and battery storage, with an annual budget of $ 275 million. Last year, DOE officials requested at least $ 75 million more. Increasing funding for ARPA-E, said Rare Pomerance, former deputy assistant secretary of state for environment and development and currently an environmental consultant, "you get new technologies that undercut coal, oil, and gas. " Plus, he said, yon get a competitive advantage if American researchers uncover the next big idea in new energy.。

六级英语考试段落匹配试题含答案解析.doc

六级英语考试段落匹配试题含答案解析.doc

六级英语考试段落匹配试题含答案解析段落匹配篇阅读篇章长,阅读难度大,成为在英语六级考试中的难点,对考生的整体阅读能力有了更高的要求。

六级英语考试段落匹配试题一A We are surrounded by so much paper and card that it is easy to forget just how plex it is. There are many varieties and grades of paper materials, and whilst it is fairly easy to stthe varieties, it is far re difficult to st the grades.B It needs to be understood that st paper and card is manufactured for a specific purse, so that whilst the corn-flake packet may look art, it is clearly not something destined for thearchives. It is made to look good, but only needs a limited life span. It is also much cheaper to manufacture than high grade card.C Paper can be made from an alst endless variety of cellulose-based material which will include many woods, cottons and grasses or which papyrus is an example and from where we get theword "paper". Many of these are very specialized,but the prenderance of paper making has been from soft wood and cotton or rags, with the bulk being wood-based.Paper from WoodD In order to make wood into paper it needs to be broken down into fine strands. Firstly by werful machinery and then boiled with strong alkalies such as caustic soda,until a fine pulp ofcellulose fibers is produced. It is from this pulp that the final product is made, relying on the bonding together of the cellulose into layers. That,in a very all nutshell, is the essenceof paper making from wood. However, the reality is rather re plicated. In order to give us our white paper and card, the makers will add bleach and other materials such as china clay andadditional chemicals.E A further problem with wood is that it contains a material that is not cellulose. Something called lign. This is essential for the tree since it holds the cellulose fibres together, butif it is incorrated into the manufactured paper it presents archivists with a problem. Lign eventually breaks down and releases acid products into the paper. This will weaken the bondbetween the cellulose fibers and the paper will bee brittle and look rather brown and careworn. We he all seen this in old newspapers and cheap paperback books. It has been estimated thatst paper back books will he a life of not greater than fifty years. Not what we need for our archives.F Since the lign can be reved from the paper pulp during manufacture, the obvious uestion is "why is it left in the paper?" The answer liesin the fact that lign makes up aconsiderable part of thetree. By leing the lign in the pulp a papermaker can increase his paper yield from a tree to some 95%. Reving it means a yield of only 35%. It is clearlyuneconomic to reve the lign for many paper and card applications.G It also means, of course, that lign-free paper is going to be re expensive, but that is nevertheless what the archivist must look for in his supplies. There is no int whatsoever incarefully placing our valuable artifacts in paper or card that is going to hasten their demise. Acid is particularly harmful to photographic materials, causing them to fade and is some casessimply vash!H So, how do we tell a piXX of suitable paper or card from one that is unsuitable? You cannot do it by simply looking, and rather dXXpintingly,you cannot always rely on the label."Acid-free" might be true inauch as a test on the paper may indicate that it is a neutral material at this time. But lign can take years before it starts the inevitable process of breakingdown,and in the right conditions it will speed up enorusly.I Added to this, as I he indicated earlier, paper may also contain other materials added during manufacture such as bleach, china clay, chemical whiteners and size. This looks like a bleakpicture, and it would be but for thefact that there are suppliers XX will guarantee the material that they sell. If you t to be absolutely surethat you are storing in, or printing on, thecorrect material then this is probably the only way.JIncidentally, acids can migrate from material to material. Ling old shoe boxes with good uality acid-free paper will do little to guard the contents. The acid will get there in the end.Paper from RagK Paper is also nly made from cotton and rag waste. This has the advantage of being lign-free,but bXXuse there is much less cotton and rag than trees,it also tends to be much reexpensive than wood pulp paper. You will still need to purse from a reliable source though, since even rag paper and card can contain undesirable additives.L A reliable source for uality rag papers is a recogzed art stockiest. Many water colorartists insist on using only fine uality rag paper and board.M The main lesson to learn from this information is that you cannot rely on pursing archival materials from the high street. The only safe solution is to purse from specialistsuppliers. It may cost rather re, but in the end you will know that your imrtant and valuable data and images he the best home ssible.1. The corn-flake packet ischeaper than high grade card.2. There are a lot of materials which can be used for making paper, but the superiority ones are soft wood, cotton and rags.3. During the XXle manufacturing process, the final product is made from a pulp of cellulose fibres.4. In order to make white paper and card, the makers will add bleach.5. Liguin is essential for the tree but it will make paper easy to break.6. Many paper producers will preserve lign during manufacture, bXXuse leing the lign will make re paper from a tree.7. Acid is particularly harmful to photographic materials.8. If the lign is reved from the paper, the paper will be re expensive.9. Although free of lign, paper made from cotton and rag waste can also cost re ney than wood pulp paper bXXuse there is much less cotton and rag than trees.10. What we can learn from "Paper from Rag" is that you had better buy archival materials from specialist suppliers.六级英语考试段落匹配1.B根据题干中的信息词corn—flake packet,high grade card,可定位到文章第二段,该部分最后提到corn-flake packet在制造过程中比高等级的纸high grade card便宜.2.C根据题干中的信息词soft wood,cotton and rags,可定位到文章第三段最后一句。

2020年6月英语四六级阅读全面解析之段落信息匹配题

2020年6月英语四六级阅读全面解析之段落信息匹配题

2020年6月英语四六级阅读全面解析之段落信息匹配题2015-3-20信息来源:/【官方站】―,最权威的考研门户站!繁体版英语四六级考试中阅读题占据百分之三十五的比重,考生考完试常常也会感叹一句成也阅读败也阅读,改革后四六级考试的阅读题型也发生了相应变化,现在的四六级阅读题由段落信息匹配题、选词填空题、深度阅读题三个部分组成,每个题型又都具备自己独立的特点,因此文都四六级考试网老师就三种题型分别给予分析,希望有助于提高大家的复习效果,下面解析的是段落信息匹配题.段落信息匹配题特点分析1、做题时间10~15分钟2、四级真题显示需要将10道题目信息配对到9个段落中;3、六级真题显示需要将10道题目信息配对到15个段落中;4、考试说明提到,某段可能被用到两次,而某段可能完全不被涉及.5、这类题型的出题形式为:题干给出原文的若干条细节信息,要求考生找出文中分别有这些信息的段落(即题目当中会问道:whichparagraphcontainsthefollowinginformation).实际考试中,在时间和耐力的双重压迫下,考生却常常和正确答案失之交臂.解题技巧1.先看题目后看文章.尽管信息匹配题在考细节,但是题干涉及的细节信息往往反映文章的主旨或段落主题,所以,通过快速浏览题干中的若干条细节信息,考生可以迅速把握文章的主旨,从而能够在回头阅读原文时加快定位速度,节省阅读时间.2.先易后难,步步为营.采用由易到难的解题策略,可以提升考生的解题信心.对于那些能迅速找出定位信息返回的句子,考生不妨先做.而对于答题线索较少的题目,考生可留在最后再解答.以上就是段落信息匹配题的技巧解析,现在正是2015年6月英语四六级考试报名的阶段,报名工作已完成的考生们要加紧把握时间了哦,距离六月份考试仅剩不到三个月的时间了,早点开始复习以免后期慌乱,文都预祝大家考试顺利!版权声明本文版权属本网所有,任何媒体、网站或个人未经本网协议授权不得转载、链接、转贴或以其他方式复制发表.已经本站协议授权的媒体、网站,在下载使用时必须注明“稿件。

英语六级阅读段落匹配题模拟

英语六级阅读段落匹配题模拟

英语六级阅读段落匹配题模拟In the bustling city, the sun sets gracefully, casting a warm glow on the bustling streets. The city's heartbeat quickens as the evening commute begins, a symphony of wheels and engines.A young student, immersed in her book, sits on a park bench, oblivious to the world around her. Her eyes flicker with the light of understanding as she navigates the complexities of the text, a testament to her dedication.At the heart of the city, a café buzzes with life. Patrons exchange stories and laughter over steaming cups of coffee, creating a tapestry of human connection in the urban jungle.Meanwhile, in a quiet corner, an elderly man pens a letter, his hand steady and his words thoughtful. The ink flows like a river of memories, capturing a lifetime of experiences.Across town, a group of friends gather around a table, their faces lit by the soft glow of a lamp. They sharestories of their day, each anecdote a thread in the fabric of their friendship.In the tranquility of a library, the silence is broken only by the rustle of pages turning. Here, knowledge iswhispered in the hushed tones of the curious and the eager.As night falls, the city lights up like a constellation of dreams and aspirations. The glow of windows and street lamps illuminates the path of those who continue to chase their goals, undeterred by the darkness.In the stillness of the night, a mother reads a bedtime story to her child, her voice a lullaby of love and comfort. The child's eyes grow heavy, a world of dreams waiting to unfold.Finally, as the city slumbers, the quiet hum of night owls and the distant rumble of a late-night train remind us that life is a continuous journey, with each day a new chapter to be written.。

2020年英语四级阅读段落信息匹配训练(4)

2020年英语四级阅读段落信息匹配训练(4)

2020年英语四级阅读段落信息匹配训练(4)A Grassroots RemedyA) Most of us spend our lives seeking the natural world. To this end, we walk the dog, play golf, go fishing, sit inthe garden, drink outside rather than inside the pub, have a picnic, live in the suburbs, go to the seaside, buy a weekend place in the country. The most popular leisure activity in Britain is going for a walk. And when joggers (慢跑者) jog, they don't run the streets. Every one of the minstinctively heads to the park or the river. It is my profound belief that not only do we all need nature, but we all seek nature, whether we know we are doing so or not.B) But despite this, our children are growing up nature-deprived ( 丧失) , I spent my boyhood climbing trees on Stratham Common, south London. These days, children arerobbed of these an cientfreedoms, due to problems like crime, traffic, the loss of the open spaces and odd new perceptions about what is best for children, that is to say, things that can be bought, rather than things that can be found.C) The truth is to be found elsewhere. A study in the U.S. families had moved to better housing and the children were assessed for ADHD -- attention deficit hyperactivity disorder ( 多动症) .Those whose accommodation had more natural views showed an improvement of 19%; those who had the same improvement in material surroundings but no nice viewimproved just 4%.D) A study in Sweden indicated that kindergarten children who could play in a natural environment had less illness andgreater physical ability than children used only to a normal playground. A U.S. study suggested that when a school gave children access to a natural environment, academic levels were raised across the entire school.E) Another study found that children play differently in a natural environment. In playgrounds, children create a hierarchy (等级) based on physical abilities, with the tough ones taking the lead. But when a grassy area was planted with bushes, the children got much more into fantasy play, and the social hierarchy was now based on imagination and creativity.F) Most bullying (持枪凌弱) is found in schools where there is a tarmac (柏油碎石) play ground; the least bullying is in a natural area that the children are encouraged to explore. This reminds mean pleasantly of Sunny hill School in Stratham, with its harsh tarmac, where I used to hang about incomers fantasizing about wildlife. The children are frequently discouraged from involvement with natural spaces, for health and safety reasons, for fear that they might get dirty or that they might cause damage. So, instead, the damage is done to the children themselves: not to their bodies but to their souls.G) One of the great problems of modem childhood is ADHD, now increasingly and expensively treated with drugs. Yet one study after another indicates that contact with nature gives huge benefits to ADHD children. However, we spend money on drugs rather than on green places.H) The life of old people is measurably better when they have access to nature. The increasing emphasis for the growing population of old people is in quality rather thanquantity of years. And study after study finds that a gardenis the single most important thing in finding that quality.I) In wider and more difficult areas of life, there is evidence to indicate that natural surroundingsim prove all kinds of things. Even problems with crime and aggressive behavior are reduced when there is contact with the natural world. Dr. William Bird, researcher from the Royal Societyfor the Protection of birds, states in his study, "A natural environment can reduce violent behavior because itsrestorative process helps reduce anger and impulsive behavior." Wild places need encouraging for this reason, no matter how small their contribution.J) We tend to look on nature conservation as some kind of favor that human beings are granting to the natural world.The error here is far too deep: not only do humans neednature for themselves, but the very idea that humanity andthe natural world are separable things is profoundly damaging. Human beings are a species of mammals (哺乳动物) . For seven million years they lived on the planet as part of nature. Our ancestral selves miss the natural world and long for contact with nonhuman life. Anyone who has patted a dog, stoked a cat, sat under a tree with a pint of beer, given or received a bunch of flowers or chosen to walk through the park on a nice day, understands that. We need the wild world. It isessential to our well-being, our health, our happiness.Without the wild world we are not more but less civilized. Without other living things around us we are less than human.K) Five Ways to Find Harmony with the Natural World Walk:Break the rhythm of permanently being under a roof. Get off a。

英语段落匹配题练习题

英语段落匹配题练习题

英语段落匹配题练习题在英语学习中,段落匹配题是一种常见的练习方式,它有助于提高学生的阅读理解能力和逻辑匹配技巧。

以下是一些英语段落匹配题的练习题,供学生们练习。

练习题一:A. The invention of the wheel revolutionized transportation.B. The discovery of penicillin marked a significant advancement in medicine.C. The development of the internet has transformed the way we communicate.D. The introduction of the printing press greatly increased the availability of books.Question 1: Which of the following statements is related to the spread of knowledge and information?Question 2: Which statement best describes a medical breakthrough?Question 3: Which of the following options is associated with the improvement of transportation?Question 4: What statement is related to the modernization of communication methods?练习题二:A. The moon landing was a major achievement for space exploration.B. The Industrial Revolution brought about significant changes in the way people worked.C. The signing of the Magna Carta was a pivotal moment in the development of human rights.D. The construction of the Great Wall of China was a remarkable feat of engineering.Question 5: Which event is associated with the advancement of human rights?Question 6: What event is related to the exploration of outer space?Question 7: Which statement is connected to the progress of engineering?Question 8: Which historical event is linked to changes in the economic and social structure of a society?练习题三:A. The use of solar panels is an example of harnessingrenewable energy sources.B. The extinction of the dinosaurs is a mystery that scientists continue to investigate.C. The theory of relativity by Albert Einstein changed our understanding of physics.D. The invention of the telephone greatly improved long-distance communication.Question 9: Which statement is related to the field of physics?Question 10: Which option is associated with the improvement of communication technology?Question 11: What statement is linked to the use of sustainable energy?Question 12: Which event is connected to the study of prehistoric life?结束语:通过这些练习题,学生们可以提高自己的英语阅读理解能力,同时锻炼自己的逻辑思考和信息匹配能力。

六级英语考试段落匹配训练题及答案解析.doc

六级英语考试段落匹配训练题及答案解析.doc

六级英语考试段落匹配训练题及答案解析英语六级考试中,段落匹配题篇章长,对考生的整体阅读能力有了更高的要求,需要考生重视平时的阅读训练。

下面我为大家带来六级英语考试段落匹配训练题,欢迎考生阅读练习。

六级英语考试段落匹配训练题***一***A: Summary: When home office puters go down, many all businesses grind to a halt. Fortunately, taking steps to recover from dXXsters and mimize their effects is uite straightforward.B: Fires,wer surges, and floods, they're all facts of life. We read about them in the rng paper and see them on the eveng news. We sympathize with the victims and miserate overtheir bad luck. We also shake our heads at the digital conseuences—melted puters, system failures, destroyed data. Yet, somehow, many of us continue to live by that old mantra of deal:"It won't happen to me." Well, the truth is, at some int you'll probably he to deal with at least one dXXster. That's just how it goes, and in st aspects of our lives we do somethingabout it. We buy insurance. We stow away provisions. We even make dXXster plans and run drills. But for some reason, puter dXXster recovery is a blind st for many of us. It shouldn't be.Homeputers contain some of our st imrtant information, both business and personal, and making certain our data survives a dXXster should be a priority. reover, even the allestdXXster can be a serious disruption. Personal puters he bee an integral part of the ooth-runng household. We use them to mucate, shop, and do homework, and they're even revital to home office users. When home office puters go down, many all businesses grind to a halt. Fortunately,taking steps to recover from dXXsters and mimize their effects is uitestraightforward. With a good offsite storage plan and the right tools, you can bounce back uickly and easily from minor puter dXXsters. And, should a major calamity strike, you can restassured your data issafe.Offsite Storage: Major DXXstersC: House fires and floods are ang the st devastating causes of personal puter destruction. That's why a solid offsite backup and recovery plan is essential. Although many home usersfaithfully back up their hard drives, many would still lose all their data should their house flood our burn. That's bXXuse they keep their backups in relatively close to their puters.Their backup disks might not be in the same room as their puters—tucked away in a closet or even the garage—butthey're not nearly far enough away should a serious dXXster strike. So, it'simrtant to back up your system to a revable medium and to store it elsewhere.D: There are many ways to approach offsite storage. It starts with chXXe of backup tools and storage medium. DXXster sXXations are stressful, and your recovery tools shouldn't add to thatstress. They must be dependable and intuitive, making it easy to schedule regular backups and to retrieve filesin a pinch. They must also be patible with your chXXe of backup medium.Depending on your tools, you can back up to a variety of durable disk types—from CDs to Jaz drives to rete network servers. Although many of these storage media he high capacity, a backuptool with pression capabilities is a big plus, eliminating the inconveence of multiple disks or large uploads.E: Once you select your tools and a suitable medium, you need to find a rete place to store your backups. The options are endless. However, no matter where you choose, be sure the site issecure, easily accessible, and a good distance away from your home. You may also t to consider using an Internet-based backup service. re and re service providers are offering storagespace on their servers, and uploading files to arete location has bee an attractive alternative to conventional offsite storage. Of course, before using one of these services, makXXrtain you pletely trust the service provider and its security methods. Whatever you do, schedule backups regularly and store them far away from your home.e What May: Handling the Garden Variety puter CrisisF: Not all home puter damage results from physical dXXster. Many less menacing problems can also hobble your PC or destroy your information. Systems crash,kids "rearrange" data, adultsinadvertently delete files. Although these events might not seem calamitous, they can he serious implications. So, once again, it's imrtant to be prepared. As with physical dXXsters,regular backups are essential. However, some of these aller issues reuire a resnse that's re nuanced than XXlesale backup and restoration. To deal with less-than-total dXXster,yourtool set must be both werful and agile. For example,when a all number of files are promised, you may t to retrieve those files alone. Meanwhile, if just your settings are affected,you'll t a simple way to roll back to your preferred setup. Yet, should your operating system fail, you'll need a way to boot your puter and performlarge-scale recovery. puter crisese in all shapes and sizes, and your backup and recovery tools must be flexible enough to meet each llenge.The Right Tools for the Right Job: Gearing up for DXXsterG: When dXXster strikes, the uality of your backup tools can make the difference between utter frustration and peace of mind. Symantec understands this and offers a range of top ualitybackup and recovery solutions. Norton GoBack is the perfect tool for random system crashes, failed installations, and inadvertent deletions. With this werful and conveent solution,it'ssimple to retrieve overwritten files or to bring your system back to its pre-crash state. Norton Ghost is a time-tested home office solution. Euipped to handle full-scale backups, it's alsohandy for clong hard drives and facilitating system upgrades. A forite chXXe for IT professionals, it's the ideal tool for the burgeong home office. You can buy Norton Ghost and NortonGoBack separately, or get them both when you purse Norton System Works.H: Life's dXXsters, large and all, often catch us by surprise. However, with a little planng and the right tools, you can reduce those dXXsters to bumps in the road. So, don't waitanother day. Buy a good set of dXXsterrecovery tools, set up an automatic backup schedule, and perform a dry run every now and again. Then, rest easy.1. You should take steps to recover from puter dXXsters so as to mimize their effects.2. For some reason, puter dXXster recovery is always ignored by many of us.3. You can bounce back uickly and easily minor puter dXXsters with the help of a good offsite storage plan and the right tools.4. Thest devastating causes of personal puter destruction includes house fires and floods.5. It's nXXssary for us to back up our systems to some transferable medium and to put it somewhere else.6. You should find a distant place to store your backups after selecting your tools and asuitable medium.7. Not only physical dXXster can damage your puter.8. The backup and recovery tools must beflexible enough to deal with various puter crises.9. The uality of your backup tools determines whether you are frustrated or he a peaceful mind when dXXster strikes.10. You should prepare for your puter dXXsters now and again.六级英语考试段落匹配训练题答案1. A根据题干中的信息词recover from puter dXXsters定位到本文的第一段。

六月英语六级段落匹配真题

六月英语六级段落匹配真题

六月英语六级段落匹配真题导读:我根据大家的需要整理了一份关于《六月英语六级段落匹配真题》的内容,具体内容:考完了六级,大家都一定很想知道到底自己做的对不对,那么今天我就列出了其中一篇的答案,下面是我带来的,欢迎阅读!2020年6月英语六级段落匹配真题答案(第一篇)Se...考完了六级,大家都一定很想知道到底自己做的对不对,那么今天我就列出了其中一篇的答案,下面是我带来的,欢迎阅读!2020年6月英语六级段落匹配真题答案(第一篇)Section BDirections:In this section,you are going to read a passage with ten statements attached to it.Each statement contains information given in one of the paragraphs.Identify the paragraph from which the information is derived.You may choose a paragraph more than once.Each paragraph is marked with a letter.Answer the questions by marking the corresponding letter on Answer Sheet 2.Can societies be rich and green?[A]"If our economies are to flourish,if global poverty is to be eliminated and if the well-being of the worlds people enhanced—not just in this generation but in succeeding generations—we must make sure we take care of the natural environment and resources on whichour economic activity depends."That statement comes not,as you might imagine,from a stereotypical tree-hugging,save-the-world greenie(环保主义者),but from Gordon Brown,a politician with a reputation for rigour,thoroughness and above all,caution.[B]A surprising thing for the man who runs one of the worlds most powerful economies to say?Perhaps;though in the run-up to the five-year review of the Millennium(千年的)Goals,he is far from alone.The roots of his speech,given in March at the roundtable meeting of environment and energy ministers from the G20 group of nations,stretch back to 1972,and the United Nations Conference on the Human Environment in Stockholm.[C]"The protection and improvement of the human environment is a major issue which affects the well-being of peoples and economic development throughout the world,"read the final declaration from this gathering,the first of a sequence which would lead to the Rio de Janeiro Earth Summit in 1992 and the World Development Summit in Johannesburg three years ago.[D]Hunt through the reports prepared by UN agencies and development groups—many for conferences such as this years Millennium Goals review—and you will find that the linkage between environmental protection and economic progress is a common thread.[E]Managing ecosystems sustainably is more profitable thanexploiting them,according to the Millennium Ecosystem Assessment.But finding hard evidence to support the thesis is not so easy.Thoughts turn first to some sort of global statistic,some indicator which would rate the wealth of nations in both economic and environmental terms and show a relationship between the two.[F]If such an indicator exists,it is well hidden.And on reflection,this is not surprising;the single word"environment"has so many dimensions,and there are so many other factors affecting wealth—such as the oil deposits—that teasing out a simple economy-environment relationship would be almost impossible.[G]The Millennium Ecosystem Assessment,a vast four-year global study which reported its initial conclusions earlier thisyear,found reasons to believe that managing ecosystems sustainably—working with nature rather than against it—might be less profitable in the short term,but certainly brings long-term rewards.[H]And the World Resources Institute(WRI)in its World Resources 2005 report,issued at the end of August,produced several such examples from Africa and Asia;it also demonstrated that environmental degradation affects the poor more than the rich,as poorer people derive a much higher proportion of their income directly from the natural resources around them.[I]But there are also many examples of growing wealth by trashing the environment,in rich and poor parts of the world alike,whether through unregulated mineral extraction,drastic water use for agriculture,slash-and-burn farming,or fossil-fuel-guzzling(大量消耗)transport.Of course,such growth may not persist in the long term—which is what Mr.Brown and the Stockholm declaration were both attempting to point out.Perhaps the best example of boom growth and bust decline is the Grand Banks fishery.For almost five centuries a very large supply of cod(鳕鱼)provided abundant raw material for an industry which at its peak employed about 40,000people,sustaining entire communities inNewfoundland.Then,abruptly,the cod population collapsed.There were no longer enough fish in the sea for the stock to maintain itself,let alone an industry.More than a decade later,there was no sign of the ecosystem re-building itself.It had,apparently,been fished out of existence;and the once mighty Newfoundland fleet now gropes about frantically for crab on the sea floor.[J]There is a view that modern humans are inevitably sowing the seed of a global Grand Banks-style disaster.The idea is that we are taking more out of what you might call the planets environmental bank balance than it can sustain;we are living beyond our ecological means.One recent study attempted to calculate the extent ofthis"ecological overshoot of the human economy",and found that we are using 1.2 Earths-worth of environmental goods and services—the implication being that at some point the debt will be called in,and all those services—the things which the planet does for us for free—will grind to a halt.[K]Whether this is right,and if so where and when the ecological axe will fall,is hard to determine with any precision—which is why governments and financial institutions are only beginning to bring such risks into their economic calculations.It is also the reason why development agencies are not united in their view of environmental issues;while some,like the WRI,maintain that environmental progress needs to go hand-in-hand with economic development,others argue that the priority is to build a thriving economy,and then use the wealth created to tackle environmental degradation.[L]This view assumes that rich societies will invest in environmental care.But is this right?Do things get better or worse as we get richer? Here the Stockholm declaration is ambiguous."In the developing countries,"it says,"most of the environmental problems are caused by under-development."So it is saying that economic development should make for a cleaner world?Not necessarily;"In the industralised countries,environmentalproblems are generally related to industrialisation and technological development,"it continues.In other words,poor and rich both over-exploit the natural world,but for different reasons.Its simply not true that economic growth will surely make our world cleaner.[M]Clearly,richer societies are able to provide environmental improvements which lie well beyond the reach of poorer communities.Citizens of wealthy nations demand nationalparks,clean rivers,clean air and poison-free food.Theyalso,however,use far more natural resources-fuel,water(all those baths and golf courses)and building materials.[N]A case can be made that rich nations export environmental problems,the most graphic example being climate change.As a countrys wealth grows,so do its greenhouse gas emissions.The figures available will not be completely accurate.Measuring emissions is not a precise science, particularly when it comes to issues surrounding land use;not all nations have re-leasedup-to-date data,and in any case,emissions from some sectors such as aviation are not included in national statistics.But the data is exact enough for a clear trend to be easily discernible.As countries become richer,they produce more greenhouse gases;and the impact of those gases will fall primarily in poor parts of the world.[O]Wealth is not,of course,the only factor involved.The average Norwegian is better off than the average US citizen,but contributes about half as much to climate change.But could Norway keep its standard of living and yet cut its emissions to Moroccan or even Ethiopian levels?That question,repeated across a dozen environmental issues and across our diverse planet,is what will ultimately determine whether the human race is living beyond its ecological means as it pursues economic revival.36.Examples show that both rich and poor countries exploited the environment for economic progress.37.Environmental protection and improvement benefit people all over the world.38.It is not necessarily true that economic growth will make our world cleaner.39.The common theme of the UN reports is the relation between environmental protection and economic growth.40.Development agencies disagree regarding how to tackle environment issues while ensuring economic progress.41.It is difficult to find solid evidence to prove environmental friendliness generates more profits than exploiting the natural environment.42.Sustainable management of ecosystems will prove rewarding inthe long run.43.A politician noted for being cautious asserts that sustainable human development depends on the natural environment.44.Poor countries will have to bear the cost for rich nations economic development.45.One recent study warns us of the danger of the exhaustion of natural resources on Earth.参考答案36. 正确选项 I37. 正确选项 C38. 正确选项 L39. 正确选项 D40. 正确选项 K41. 正确选项 E42. 正确选项 G43. 正确选项 A44. 正确选项 N45. 正确选项 J。

2020年12月英语六级长篇阅读匹配题

2020年12月英语六级长篇阅读匹配题

2020年12月英语六级长篇阅读匹配题Can Your Still Work Your Way through College?A. The American Dream refers to the idea that a person has the opportunity to succeed and prosper, despite their economic or social backgrounds, through hard work. But if the rising cost of tuition prohibits students from working through college, Can the American Dream still be obtained?B. Thirty years ago, the cost of tuition was low enough at most public universities that students could pay their way through school by working throughout college. But since the average cost of attendance for all 4-year public universities within a given state rises each year, this is now an almost impossible feat (功绩) . 80 percent of students work at least part-time during college. Recently the question of whether or not working your way through school has become a "thing of the past" was raised by Randy Olson, a graduate student at Michigan State University, who decided to investigate the issue at his own university.C. His research found that in 1979 at MSU, a student could work one day for any minimum wage job (8.44hours) at $2.90 per hour to pay for one credit hour of school. In 2020, the same student would have to work 60 hours to.pay for one credit hour based on the minimum wage of $7.25 per hour.D. The average price of tuition at 4-year public universities rose 2.9% in 2020. This was the smallest tuition increase in nearly 30 years. Since 2004, the average cost of attending a public university in a given state hascontinuously increased as well. Minimum wage only rose in ten states in 2020, while tuition went up in every state.E. With these numbers in mind, it's no surprise some students are working almost full time to pay for school. Ryan Rose, a sophomore at the University of Southern California, works about 30 hours a week to pay for his expenses.While .the university covers his cost of attendance, he still feels the need to work to cover the high cost of living in Los Angeles. "If I went to school at home, I would have expenses that are more fun based, rather than things like buying food and paying rent," he says. "But I felt the educational appeal of USC was going to give me more money in the long run."F. As a production manager for USC's "Trojan Events and Services," Rose handles the logistics of booking and planning events on USC's campus. Since his job reflects highly on the university, he feels a need to prioritize his work over other aspects of college. "It's changed my college experience because it creates stress that students who aren't working don't think about," Rose says. "There are times where I have to decide if an event is more important than a homework assignment because I care about the university's image."G. Courtney Williams, a sophomore at Fullerton College, works three separate jobs to pay her way through community college. "I work about 45 hours per week. I wouldn't have three jobs if it weren't for the high cost of school. I'm paying my own way through college...I keep up with my studies but I feel like I lose out on college experiences," Williams says.H. Williams is transferring to Cal State Fullerton in the fall, using money she's saved up during her first two yearsat community college. "I got into all the schools I wanted when I applied in high school, but I didn't have enough money at the time. If the cost of college wasn't so high, maybe I could only work one job like a normal student," Williams says.I. Although Olson's data do not analyze the costs of private schools such as USC, he did broaden his research to include all public four-year universities in the U.S. Olson analyzed the rising cost of tuition from 1987 to 2020 atthese schools and found very similar results. After adding a linear regression analysis to find tuition costs in 1979, he found that 182 hours a year could pay for a student's tuition in full. In 2020, it would take 991 hours to pay for the same year of school. But all of Olson's data only take into account the cost of tuition, meaning he does not include the cost of food, rent, books and general living expenses.J. Working 30 hours a week allows students like Rose to pay for expenses outside of tuition. Although Rose'sfinancial aid package includes a work-study allotment (勤工俭学助学金), this isn't enough to cover his college costs outside of tuition. "If my company limited my hours to my work-study allotment I wouldn't be able to attend school because I wouldn't have enough money. I get the same work-study allotment as some of my friends who live in much cheaper states where the cost of living is much less than it is in California," Rose says.K. Rose considered the high cost of living in Los Angeles while choosing colleges, but he ultimately decided theeducational benefits of a private school in an expensive city would outweigh the costs. "I was offered enough aid to be paid at state universities, but the educational appeal of USC will give me more money in the long run," Rose says.L. So how does the number of hours students work to pay for school change their college experience? Mary Tomlinson graduated from the University of Florida's College of Journalism and Communications in 1984. With no funding from her family and just a small grant from the school, she had to work her way through college. But her experience was very different from Rose's. "I went off to college with no moneyin the bank, but I was able to cover all my costs by working because the cost wasn't as high as it is today," Tomlinson says.M. Tomlinson worked in the mathematics department throughout college but she also picked up another job at the local television station during her junior year. She took unpaid jobs at the school radio station and televisionstation to gain experience in her field. "There wasn't as much pressure to be well-rounded ... you didn't need community involvement and leadership and all those things, so that allowed me to solely focus on working," she says.N. As a current student, Rose agrees that work candetract from his ability to be involved in extracurricular activities. "I can't be involved in other things because of how much I work. There are times when I see my friends who are involved in clubs and I think I wish I had time for that; but I'm happy that I have my job because I'm gaining things they could never gain," Rose says.O. As a marketing director who looks at several graduating students' resumes, Tomlinson believes current students need to make time for both work and school. "Working a few hours is a good thing because it broadens your knowledge base.., the danger is when it becomes so many hours that it impacts your schoolwork," she says. "It's ideal to have a healthy balance in between." But with the rising cost of tuition, this healthy balance seems to present challenges for modern students.46. Olson's study is limited since it only incorporates the data on the cost of tuition in public universities in the U.S.47. To some students like Ryan Rose, working part-time cannot cover all the cost of school.48. Mary Tomlinson suggests that current students should deal with the relationship between work and study in a better way.49. Ryan Rose supposes that studying in some state universities will yield less rewards than in such private universities as USC.50. Mary Tomlinson believes that there was less demandfor developments in all aspects thirty years ago.51. The rise of minimum wage is limited compared to the continuous and nationwide increase in the cost of tuition.52. Ryan Rose holds the idea that his work can compensate for what he has lost in campus activities.53. To Ryan Rose, study sometimes has to give way to work because his work can impact the USC's image.54. Ryan Rose's work-study allotment is less helpful to him than his friends' due to regional differences in the cost of living.55. Courtney Williams believes that the high cost of school makes her college life different from others'.。

英语六级段落匹配真题

英语六级段落匹配真题

英语六级段落匹配真题英语六级段落匹配真题大学英语四六级考试备考开始了,为此我们为大家分享英语六级段落匹配真题及答案,希望大家可以及时了解。

[A] The lives of children from rich and poor American families look more different than they have in decades.[B] Well-off families are ruled by calendars. with children enrolled in ballet. soccer and after-school programs, according to a new Pew Research Center survey There are usually two parents, who spend a lot of time reading to children and worrying about their anxiety levels and hectic schedules[C] In poor families. however. children tend to spend their time at home or with extended family. the survey found They are more likely to grow up in neighborhoods that their parents say aren't great for raising children. and their parents worry about them getting shot, beaten up or in trouble with the law[D] The class differences m child rearing are growing, researchers say - a symptom of widening inequality with far-reaching consequences Different upbringings set children on different paths and can deepen socioeconomic divisions. Especially because education is strongly linked to earnings Children grow up learning the skills to succeed in their socioeconomic stratum. but not necessarily others[E] "Early childhood experiences can be very consequential for children's long-term social, emotional and cognitive development." said Sean F.Reardon. professor of poverty and inequality in education at Stanford University -And because those influence educational success and later earnings. early childhood experiences cast a lifelong shadow" The cyclecontinues: Poorer parents have less time and fewer resources to invest in their children. which can leave children less prepared for school and work. which leads to lower earnings[F] American parents want similar things for their children, the Pew report and past research have found: for them to be healthy and happy, honest and ethical, caring and compassionate There is no best parenting style or philosophy, researchers say, and across income groups, 92 percent of parents say they are doing a goodjob at raising their children. Yet they are doing it quite differently Middle-class and higher-income parents see their children as projects in need of careful cultivation, says Annette Lareau, a University of Pennsylvania sociologist whose goundbreaking research on the topic was published in her book "Unequal Childhoods: Class, Race and Family Life " They try to develop their skills through close supervision and organized activities, and teach children to question authority figures and navigate elite institutions.[G] Working-class parents, meanwhile, believe their children will naturally thrive, and give them far greater independence and time for free play They are taught to be compliant and deferential to adults There are benefits to both approaches Working-class children are happier, more independent, whine less and are closer with family members, Ms Lareau found Higher-income children are more likely to declare boredom and expect their parents to solve their problems Yet later on, the more affluent children end up in college and en route to the middle class, while working-class children tend to struggle Children from higher-income families are likely to have the skills to navigate bureaucracies and succeed in schools and workplaces, reau said[H] "Do all parents want the most success for their children? Absolutely," she said "Do some strategies give children more advantages than others in institutions? Probably they do Will parents be damaging children if they have one fewer organized activity? No, I really doubt it "[I] Social scientists say the differences arise in part because low-income parents have less money to spend on music class or preschool, and less flexible schedules to take children to museums or attend school events Extracurricular activities epitomize the differences in child rearing in the Pew survey, which was of a nationally representative sample of l,807 parents Of families earning more than $75,000 a year, 84 percent say their children have participated in organized sports over the past year, 64 percent have done volunteer work and 62 percent have taken lessons in music, dance or art Of families earning less than $30,000,59 percent of children have done sports, 37 percent have volunteered and 41 percent have taken arts classes[J] Especially in affluent families, children start young Nearly half of high-earning, college-graduateparents enrolled their children in arts classes before they were 5, compared with one-fifth oflow-income,less-educated parents. Nonetheless, 20 percent of well-off parents say their children's schedules are toohectic, compared with 8 percent of poorer parents.[K] Another example is reading aloud, which studies have shown gives children bigger vocabularies and better reading comprehension in school Seventy-one percent of parents with a college degree say they do it every day, compared with 33 percent of those with a high school diploma or less, Pew found White parents are more likely than others to read to their childrendaily, as are married parents Most affluent parents enroll their children in preschool or day care, while low-income parents are more likely to depend on family members Discipline techniques vary by education level: 8 percent of those with a postgraduate degree say they often spank their children, compared with 22 percent of those with a high school degree or less[L] The survey also probed attitudes and anxieties. Interestingly, parents' attitudes toward education do not seem to reflect their own educational background as much as a belief in the importance of education for upward mobility Most American parents say they are not concerned about their children's grades as long as they work hard But 50 percent of poor parents say it is extremely important to them that their children earn a college degree, compared with 39 percent of wealthier parents [M] Less-educated parents, and poorer and black and Latino parents are more likely to believe that there is no such thing as too much involvement in a child's education Parents who are white, wealthy or college-educated say too much involvement can be bad Parental anxieties reflect their circumstances High-earning parents are much more likely to say they live in a good neighborhood for raising children While bullying is parents: greatest concern over all, nearly half of low-income parents worry their child will get shot, compared with one-fifth of high-income parents They are more worried about their children being depressed or anxious[N] In the Pew survey, middle-class families earning between $30,000 and $75,000 a year fell right between working-class and high-earning parents on issues like the quality of their neighborhood for raising children,participation in extracurricular activities and involvement in their children's education[O] Children were not always raised so differently The achievement gap between children from high- and low-income families is 30 percent t0 40 percent larger among children born in 2001 than those born 25 years earlier, according to Mr Reardon's research People used to live near people of different income levels;neighborhoods are now more segregated by income More than a quarter of children live in single-parent households - a historic high, according to Pew - and these children are three times as likely to live in poverty as those who live with married parents Meanwhile, growing income inequality has coincided with the increasing importance of a college degree for earning a middle-class wage[P] Yet there are recent signs that the gap could be starting to shrink In the past decade, even as income inequality has grown, some of the socioeconomic differences in parenting, like reading to children and going to libraries, have narrowed36. Working-class parents teach their children to be obedient and show respect to adults.参考答案:G37. American parents, whether rich or poor, have similar expectations of their children despite different ways of parenting.参考答案:F38. while rich parents are more concerned with their children’s psychological well-being, poor parents are more worried about their children’s safety.参考答案:C39. The increasing differences in child rearing between rich and poor families reflect growing social inequality.参考答案:D40. Parenting approaches of working-class and affluentfamilies both have advantages.参考答案:G41. Higher-income families and working-class families tend to live in different neighborhoods.参考答案:M42. Physical punishment is used much less by well-educated parents.参考答案:K43. Ms. Lareau doesn’t believe participating in fewer after-class activities will negatively affect children’s development.参考答案:H44. Wealthy parents are concerned about their children’s mental health and busy schedules.参考答案:B45. Some socioeconomic differences in child rearing have shrunk in the past ten years.参考答案:P。

英语六级阅读段落匹配练习题及答案

英语六级阅读段落匹配练习题及答案

英语六级阅读段落匹配练习题及答案英语六级阅读段落匹配练习题原文How to Make Attractive and Effective PowerPoint PresentationsA) Microsoft PowerPoint has dramatically changed the way in which academic and business presentations are made. This article outlines few tips on making more effective and attractive PowerPoint presentations.The TextB) Keep the wording clear and simple. Use active, visual language. Cut unnecessary words—a good rule of thumb is to cut paragraphs down to sentences, sentences into phrases, and phrases into key words.Limit the number of words and lines per slide. Try the Rule of Five-five words per line, five lines per slide. If too much text appears on one slide, use the AutoFit feature to split it between two slides. Click within the placeholder to display the AutoFit Options button (its symbol is two horizontal lines with arrows above and below), then click on the button and choose Split Text between Two Slides from the submenu.C) Font size for titles should be at least 36 to 40, while the text body should not be smaller than e only two font styles per slide —one for the title and the other for the text. Choose two fonts that visually contrast with each other. Garamond Medium Condensed and Impactare good for titles, while Garamond or Tempus Sans can be used for the text body.D) Embed the fonts in your presentation, if you are not sure whether the fonts used in the presentation are present in the computer that will be used for the presentation. To embed the fonts: (1) On the File menu, click Save As. (2) On the toolbar, click Tools, click Save Options, select the Embed TrueType Fonts check box, and then select Embed characters in use only.E) Use colors sparingly; two to three at most. You may use one color for all the titles and another for the text body. Be consistent from slide to slide. Choose a font color that contrasts well with the background.F) Capitalizing the first letter of each word is good for the title of slides and suggests a more formal situation than having just the first letter of the first word capitalized. In bullet point lines, capitalize the first word and no other words unless they normally appear capped. Upper and lower case lettering is more readable than all capital letters. Moreover, current styles indicate that using all capital letters means you are shouting. If you have text that is in the wrong case, select the text, and then click Shift+F3 until it changes to the case style that you like. Clicking Shift+F3 toggles the text case between ALL CAPS, lower case, and Initial Capital styles.G) Use bold or italic typeface for emphasis. Avoid underlining, it clutters up the presentation.Dont center bulleted lists or text. It is confusing to read. Left align unless you have a good reason not to. Run “spell check” on your show when finished.The BackgroundH) Keep the background consistent. Simple, light textured backgrounds work well. Complicated textures make the content hard to read. If you are planning to use many clips in your slides, select a white background. If the venue of your presentation is not adequately light-proof, select a dark-colored background and use any light color for text. Minimize the use of “bells and whistles” such as sound effects, “flying words” and multiple transitions. Dont use red in any fonts or backgrounds. It is an emotionally overwhelming color that is difficult to see and read.The ClipsI) Animations are best used subtly; too much flash and motion can distract and annoy viewers. Do not rely too heavily on those images that were originally loaded on your computer with the rest of Office. You can easily find appropriate clips on any topic through Google Images. While searching for images, do not use long search phrases as is usually done while searching the web-use specific words.J) When importing pictures, make sure that they are smaller than two megabytes and are in a .jpg format. Larger files can slow down your show. Keep graphs, charts and diagrams simple, if possible. Use bar graphs and pie charts instead of tables of data. The audience can then immediately pick up the relationships.The PresentationK) If you want your presentation to directly open in the slide show view, save it as a slide show file using the following steps. Open the presentation you want to save as a slide show. On the File menu, clickSave As. In the Save as type list, click PowerPoint Show. Your slide show file will be saved with a ppt file extension. When you double-click on this file, it will automatically start your presentation in slide show view. When youre done, PowerPoint automatically closes and you return to the desktop. If you want to edit the slide show file, you can always open it from PowerPoint by clicking Open on the File menu.L) Look at the audience, not at the slides, whenever possible. If using a laser pointer, dont move it too fast. For example, if circling a number on the slide, do it slowly. Never point the laser at the audience. Black out the screen (use “B” on the keyboard) after the point has been made, to put the focus on you. Press the key again to continue your presentation.M) You can use the shortcut command [Ctrl]P to access the Pen tool during a slide show. Click with your mouse and drag to use the Pen tool to draw during your slide show. To erase everything youve drawn, press the E key. To turn off the Pen tool, press [Esc] once.MiscellaneousN) Master Slide Set-Up: The “master slide” will allow you to make changes that are reflected on every slide in your presentation. You can change fonts, colors, backgrounds, headers, and footers at the “master slide” level. First, go to the “View” menu. Pull down the “Master”menu. Select the “slide master” menu. You may now make changes at this level that meet your presentation needs.英语六级阅读段落匹配练习题目1. The ways in which academic and business presentations are made have been changed by Microsoft PowerPoint.2. When making the PowerPoint, the wording of the text should not be complicated.3. In each slide, the font styles for the title and the text should contrast with each other.4. A more formal situation is capitalizing the first letter of the first word.5. Centering bulleted lists or text can not help to read.6. Sound effects should be used as less frequently as possible.7. When importing pictures, make sure that they are smaller than two megabytes.8. When making the presentation, you should look at the audience as possible as you can.9. Pressing the E key can help you to erase everything youve drawn.10. In order to meet your presentation needs, you can make changes at the “slide master”level.英语六级阅读段落匹配练习题答案1.AA段讲到了微软的PowerPoint对学术及商业陈述形式的改变,可以直接定位到*的首段。

2020年英语六级长篇阅读匹配练习题(4)

2020年英语六级长篇阅读匹配练习题(4)

2020年英语六级长篇阅读匹配练习题(4) Does the Internet Make You Dumber?[A] The Roman philosopher Seneca may have put it best2,000 years ago: "To be everywhere is to be nowhere." Today, the Internet grants us easy access to unprecedented amounts of information. But a growing body of scientific evidence suggests that the Net, with its constant distractions and interruptions, is also turning us into disrupted and superficial thinkers.[B] The picture emerging from the research is deeply troubling, at least to anyone who values the depth, rather than just the velocity (速度), of human thought. People who read text studded with links, the studies show, comprehend less than those who read traditional linear text. People who watch busy multimedia presentations remember less than those who take in information in a more sedate (镇定的) and focused manner. People who are continually distracted by e-mails, alerts and other messages understand less than those who are able to concentrate. And people who juggle (尽力同时应付)many tasks are less creative and less productive than those who do one thing at a time.[C] The common thread in these disabilities is dispersing our attention. The richness of our thoughts, our memories and even our personalities hinges on our ability to focus the mind and sustain concentration. Only when we pay deep attention to a new piece of information are we able to associate it "meaningfully and systematically with knowledge already well established in memory," writes the Nobel Prizewinning neuroscientist (神经科学家) Eric Kandel. Such associations are essential to mastering complex concepts.[D] When we're constantly distracted and interrupted, as we tend to be online, our brains are unable to generalize the strong and expansive neural connections that give depth and distinctiveness to our contemplating. We become mere signal-processing units, quickly shepherding disjointed bits of information into and then out of short-term memory.[E] In an article published in Science last year,Patricia Greenfield, a leading developmental psychologist, reviewed dozens of studies on how different media technologies influence our cognitive abilities. Some of the studies indicated that certain computer tasks, like playing video games, can enhance" visual literacy skills", increasing the speed at which people can shift their focus among icons and other images on screens. Other studies, however, found that such rapid shifts in focus, even if performed adeptly, result in less rigorous and "more automatic" thinking.[F] In one experiment conducted at Cornell University,for example, half a class of students was allowed to use Internet-connected laptops during a lecture, while the other had to keep their computers shut. Those who browsed the Web performed much worse on a subsequent test of how well they retained the lecture's content. While it's hardly surprising that Web surfing would distract students, it should be a note of caution to schools that are wiring their classrooms in hopes of improving learning.[G] Ms. Greenfield concluded that "every medium develops some cognitive skills at the expense of others. " Our growinguse of screen-based media, she said, has strengthened visual-spatial intelligence, which can improve the ability to do jobs that involve keeping track of lots of simultaneous signals, like air traffic control. But that has been accompanied by "new weaknesses in higher-order cognitive processes," including "abstract vocabulary, mindfulness, reflection, inductive problem solving, critical thinking, and imagination." We're becoming, in a word, shallower.[H] In another experiment, recently conducted at Stanford University's Communication between Humans and Interactive Media Lab, a team of researchers gave various cognitive tests to 49 people who do a lot of media multitasking and 52 people who multitask much less frequently. The heavy multitaskers performed poorly on all the tests. They were more easily distracted, had less control over their attention, and were much less able to distinguish important information from trivial.[I] The researchers were surprised by the results. They had expected that the intensive multitaskers would have gained some unique mental advantages from all their on-screen juggling. But that wasn't the case. In fact, the heavy multitaskers weren't even good at multitasking. They were considerably less adept at switching between tasks than the more infrequent multitaskers. "Everything distracts them," observed Clifford Nass, the professor who heads the Stanford lab.[J] It would be one thing if the ill effects went away as soon as we turned off our computers and cell phones. But they don't. The cellular structure of the human brain, scientists。

英语六级短文-英语六级段落匹配练习

英语六级短文-英语六级段落匹配练习

英语六级短文|英语六级段落匹配练习段落匹配题是高校英语四级考试全面改革后消失的一种新题型,由于解题时间较紧、题目考查的范围和内容较简单,成为考生失分较多的一题。

为了关心大家提高段落匹配题的解题技巧,下面是我为大家带来英语六级段落匹配练习,欢迎大家参考练习!英语六级段落匹配练习:A. A few months ago I booked a flight for two and then went to select seats on the airlines site. Based on the destination and time of year, I was surprised to find only two adjacent seats were available without paying a premium (额外费用). But I was even more surprised a few weeks later, when we boarded the aircraft and a flight attendant announced that only 30% of seats were occupied, so we should all feel free to stretch out.B. So how could a flight that looked nearly full a month earlier wind up with seven out of ten seats empty? Thats a question only the airlines can answer, and theyre not eager to provide many details.C. Are some carriers intentionally holding back seat assignments, in the hope well all pay for premium seats?Its a fair question, and the evidence is intriguing.Behind the screen indeedD. An awful plot goes on behind airline and travel bookingscreens, and much of it is strictly off-limits to consumers. What we do know is that for decades now airlines have become masters of what the industry calls yield management, offering millions of combinations of fares based on advance purchase patterns and other booking trends, so nearly everyone pays a different price based on when they buy. But now that paying extra for your seat selection has become common practice, securing your reservation is just half the battle.E. Some industry experts have connected the dots. Theyre trying to get people to buy premium seats, says George Hobica, USATODAY. coms Fly Guy columnist and the founder of Airfarewatchdog. com. They want to increase revenue. And were getting more complaints about it. He notes that it really annoys passengers who want to sit together, particularly when traveling with small children.F. Hes echoed by Kevin Mitchell, chairman of the Business Travel Coalition (联盟): With yield management,consumers are aware and they know that airlines are constantly changing prices on seats. But if this is true, it is unethical--theyre grossly misleading us. The thing that I find so offensive is conveying to me that I have no options, but if I wait a week or two then I do have options.G. According to the airlines, the reason for ancillary ( 附加的 ) revenue is unbundling (分类计价) ticket prices,so passengerswho desire a given service--say checking a bag or ordering a soft drink--pay for it, while those who dont are spared the cost. Butas Mitchell notes, Theres another twist to this. The airlines are saying fees are for optional services. Well, seats arent optional!H. Of course, securing a good seat isnt an issue if youre in first class or youre an elite member of a frequent flyer program. But what about the rest of us? As Ive pointed out repeatedly in recent columns, were faced with record-high load factors, the highest for the U. S. airline industry since World War II. But even with the average percentage of occupied seats for domestic flights at 82. 7%, its still an average--some flights will be fuller but others will not, particularly weeks in advance. Yet searching for seats keeps getting harder and harder.Seats for saleI. Hobica cites the major airlines as the prime culprits (起因), but he also notes even low-cost carriers can make securing seats difficult. On the flip side, he credits JetBlue and Virgin Americafor providing customers with clear policies. And then there is British Airways, which allows passengers in economy and business classes to select seats only 24 hours in advance. I asked an airline representative if seeing fewer free seats is a trend, and the response was: Thats going to vary because there are so many variables.J. I decided to check on seat availability at Delta. com. I inquired about economy-class availability for two seats on a busy route--Atlanta to Chicago--and conducted an apples-to-apples search for the same morning departure seven days in advance, and again 14 days in advance. For the flight one week out, a total of only eight seats were available, one preferred and seven standard, but only one set of two seats together. For the flight two weeks out, a total of 29 seats were available, consisting of 20 preferred and only nine standard, and still with only one set together. Remarkable how even twice the booking time still produced so few free seats, separately or together, yet there were plenty of seats that could be bought for the fight price.K. I contacted Delta and a spokesman said the price for preferred economy varies depending on a number of different factors, so customers need to compare the costs on a flight-by-flight basis. The preferred seats are reserved primarily for Medallion ( 大勋章 ) members, and become available without additional charge 24 hours prior to departure. When asked if Delta has received complaints about a dearth of free seats, he stated,Overall, our seat program has been received very well.L. But my findings dovetailed ( 吻合 ) with recent complaints filed with Airfarewatchdog:(1) When (my husbanD. tried to get a seatassignment on the first flight there was just one complimentary (免费的 ) seat(near the back in the middle) available. . , the other available seats had to be purchased for $69. On the connecting flight there were no complimentary seats at all! Is this legal? He bought and paid for a ticket on these flights and now he is supposed to buy a seat! (2) (After) paying for the flight, a message popped up and said that I could only get a seat assignment when I checked in. In order to get a confirmed seat, I had to pay $129 extra! Unless I pay, without a confirmed seat, I am the first one to be bumped from the flight if they are overbooked. How do they get away with this? (3) Does checking in online at the 24-hour mark before the flight give me a number in line or let me select seats then? Or do we all rush the gate with our boarding passes (and no seat assignment) in order to get the seat assignment?How to respond?M. So what can you do? Its a tough proposition. Usually I would offer strategies for countering such airline initiatives, but in this case the options are limited. Thats why some believe the U. S. Department of Transportation should investigate these practices. As Mitchell says, The airlines are holding all the cards with this one. There is a sore need for transparency on this. When people are confused, they make bad decisions.N. That said, consider the following: (1) When budgeting your airfares, make sure you consider not just baggage fees but the added cost of seat selection--for all travelers and in both directions.(2) If possible, book early,when there should be more seats available, and check in early too. Why the qualifier should? Because if availability is artificially manipulated, its hard to be certain.(3) Book airlines that offer more transparent seat-selection policies.Of course, this is not an issue with Southwest and other carriers that offer open seating policies. (4) Finally, the last resort is what Hobica calls horse trading: negotiating seat swaps with other passengers.But this has become a risky and undesirable option with flights so full, overhead bins (行李仓) so crammed and fellow passengers who may have paid for premium seats in advance.段落匹配练习选项:46. Behind the airline and travel booking screens, a terrible plot is being carried out, much of which is rigorously kept confidential from passengers.47. The airlines excuse for additional fees is unbundling ticket prices, so those who want the given service like baggage check and soft drink ordering will have to pay.48. Whether some carriers withhold seats on purpose for earning consumers premium is a question deserving to be cleared up.49. Mitchell holds that there is an urgent need for transparency on carriers seat assignments.50. While Hobica ascribes the main responsibilities to the major airlines, he also mentions that the low-cost carders are making securing seats difficult.51. Some believe that, in order to solve the problem of airlines withholding seats, some actions should be taken by the U. S. Department of Transportation.52. When people budget their airfares, they should consider both the baggage fees and the added cost of seat selection.53. Kevin Mitchell considers the so-called yield management of the industry unethical and misleading.54. What the spokesman of Delta says suggests that the preferred economy-class tickets are available 24 hours in advance of the planes departure.55. The last strategy to counter the airlines initiatives is to exchange seats with other passengers by negotiating with them.段落匹配练习答案:46.D解析:题干意为,在航空公司和旅行社的订票系统中,一项可怕的阴谋正在实施,而其中的隐情则严格对乘客保密。

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2020六级段落匹配题专项练习题(4)Definitions of ObesityA: How does one define when a person is considered to be obese and not just somewhat overweight? Height-weight tables give an approximate guideline as to whether one is simply overweight or has passed into the obese stage.B: The World Health Organization recommends using a formula that takes into account a person's height and weight. The "Body Mass Index" (BMI) is calculated by dividing the person's weight in kilograms by the square of their height in meters, and is thus given in units of kg/m2. A BMI of 18.5-24.9 is considered to be the healthiest. A BMI of between 25 and 29.9 is considered to be overweight, while a BMI of over 30 is considered to be obese.C: However, it is recognized that this definition is limited as it does not take into account such variables as age, gender and ethnic origin, the latter being important as different ethnic groups have very different fat distributions. Another shortcoming is that it is not applicable to certain very muscular people such as athletes and bodybuilders, who can also have artificially high BMIs. Agencies such as the National Cholesterol Education Program (NCEP) in the USA and the International Diabetes Foundation (IDF) are starting to define obesity in adults simply in terms of waist circumference.Health Effects of ObesityD: Over 2000 years ago, the Greek physician Hippocrates wrote that "persons who are naturally very fat are apt to die earlier than those who are slender". This observation remains very true today. Obesity has a major impact on a person's physical, social and emotional well-being. It increases the risk of developing diabetes mellitus type 2 ("mature onset diabetes") and also makes Type 2 diabetes more difficult to control. Thus weight loss improves the levels of blood glucose and blood fats, and reduces blood pressure. The association between obesity and coronary heart disease is also well-known.CancerE: Furthermore, in 2001 medical researchers established a link between being overweight and certain forms of cancer, and estimated that nearly 10,000 Britons per year develop cancer as a result of being overweight. This figure was made up of 5,893 women and 3,220 men, with the strongest associations being with breast and colon cancers. However, it is thought that being overweight may also increase the risk of cancer in the reproductive organs for women and in the prostate gland for men.F: The link between breast cancer and nutritional status is thought to be due to the steroid hormones oestrogen and progesterone, which are produced by the ovaries, and govern a woman's menstrual cycle. Researchers have found that the more a woman eats, or the more sedentary her lifestyle, the higher are the concentrations of progesterone. This link could explain why women from less affluent countries have lower rates of breast cancer. Women from less affluent nations tendto eat less food and to lead lifestyles which involve more daily movement. This lowers their progesterone level, resulting in lower predisposition to breast cancer.G: The Times newspaper, in 2002 reported that obesity was the main avoidable cause of cancer among non-smokers in the Western world!AgingH: Research published by St Thomas' Hospital, London, UK in 2005 showed a correlation between body fat and aging, to the extent that being obese added 8.8 years to a woman's biological age. The effect was exacerbated by smoking, and a non-overweight woman who smokes 20 cigarettes a day for 20 years added 7.4 years to their biological age. The combination of being obese and a smoker added at least ten years to a woman’s biological age, and although the study only involved women, the lead researcher Professor Tim Spector believes the finding would also apply to men.I: The aging effect was determined by measuring the length of telomeres, tiny "caps" on the ends of chromosomes, which help protect the DNA from the ageing process. Indeed, telomeres have been dubbed the "chromosomal clock" because, as an organism ages, they become progressively shorter, and can be used to determine the age of the organism. Beyond a certain point, the telomere becomes so short that it is no longer able to prevent the DNA of the chromosome from falling apart. It is believed that excess body fat, and the chemicals present in tobacco smoke release free radicals which trigger inflammation. Inflammation causes the production of white blood cells which increases the rate of erosion of telomeres.。

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