Exercise 1

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全新版大学英语听说教程4答案unit1

全新版大学英语听说教程4答案unit1

Unit 1 One World
Pre-listening Task Language Focus
2. Do you think people all over the world are largely similar? Why or why not? From my perspective, people all over the world are both largely similar and amply dissimilar. By saying that all people in the world are largely similar, I mean that the common aspirations of all humanities are nearly the same, i.e. pursuing peace, stability, development, common prosperity, justice and harmony, all of which are lofty goals to be realized through concerted efforts globally. By saying that people all over the world are amply dissimilar, I mean that their approaches of reaching those
UNIT 1
One World
Unit 1 One World
Pre-listening Task Language Focus
Questions for Discussion 1. In what sense do you think we can regard the world we live in as one world? 2. Do you think people all over the world are largely similar? Why or why not? 3. Are you interested in the traditions of other peoples in the world? Describe some of them. 4. What are the traditions of birthday celebration in some English-speaking countries such as Britain and the U.S.? How do they differ from the Chinese ones?

《实用英语综合教程1》课后习题答案

《实用英语综合教程1》课后习题答案
The chairman is expected to speak today.
2.It is thought that she is the best singer that France has ever produced.
Shenger that France has ever produced.
A strange flying object is reported to be seen over New Jersey last night.
5.It is felt that very little was done to settle the matter.
Very little is felt to be done to settle the matter.
Exercise5:
1.It was Dr.Smith who decided to operate on the patient the next day.
2.It is beacuse you have lost all this papers that he is angry.
3.It was a new dress that she bought to go to the party.
实用英语综合教程1》课后习题答案~
看到很多人都需要这答案,我就弄了本答案参考书,自己最近也开始复习了,
所以,接下来我做了后都会慢慢上传上来吧,希望对大家有用~
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第一单元:
Text A
Exercise 1:
1.No.There are many new things in cloolege life, such as being on my own, having Friday off ,and talking with friendly people. I'll have to adjust to these.

Exercise 1听力原文

Exercise 1听力原文

Exercise 1Section AQuestions 1 and 2 will be based on the following news item.How do you choose a college? Some of you might choose a school based on the courses that it offers. Some might choose one that’s close to home, or really far away. [1] But how about for a money-back guarantee? Lansing Community College in Michigan is offering that deal to some students. If you take certain classes, and if you don’t get a job within one year after you finish, you can get your money back! There is some fine print to this. You can’t miss any classes, you have to do all your assignments and you have to prove that you’ve been looking for a job. It’s an interesting idea, [2] especially in a state whose unemployment rate is nearly 12 percent.1. What may be the advantage for Lansing Community College?2. What is the unemployment rate in Michigan?Questions 3 and 4 will be based on the following news item.Well, we’re taking you to Australia next today, where [3] the state of Queensland in northeast Australia is struggling through the effects of a powerful hurricane. If Queensland sounds familiar, this same region was hit with serve flooding recently. This time, the disaster is Cyclone Yasi. Yasi could be one of the worst hurricanes Australia has ever seen. We want you to look at this video. You can see what looks like a sign that got blown down, flying through the street, being ripped apart. [4] People in Queensland were warned about Yasi a few days ago, so they had some time to get ready. But one official said it could be a tough couple days.3. What are the Australians suffering from?4. What can we learn about Yasi from the news?Questions 5 to 7 will be based on the following news item.India is home to more than 1.2 people and second only to China’s population. Because of that huge population and the fact that it’s a federal republic like the U.S. India is often called the world’s largest democracy. India’s population is also young. [5] Its median age is 27 years old. In the U.S. that age is closer to 37.It’s no wonder why so many Indians who are close to the voting age of 18 are realizing they have political power. This is something that country’s politicians are noticing, too. Many young people are first time voters. [6] Given that Indian’s youth makes up half of its billion plus population, how India’s young vote will determine the country’s future.They are obviously really frustrated with current political situation in their country. The only government these youngster have really known is the current Congress party Led One, which is in power for the last ten years. [7] During that time, prices have risen sharply. The price of petrol is doubled. Some young people are going to vote for a different party, one that will fight inflation and will take firm action to control inflation in the difficult global economy.5. What is the median age in India?6. What can we learn about the young people in India?7. What is the largest current economy problem in India?Section BConversation OneQuestions 8 to 11 are based on the conversation you have just heard.W: [8] Good morning, and welcome to this week’s Business World, the program for and about business people. Tonight we have Mr. Steven Kayne, who has just taken over an established bicycle shop. Tell us, Mr. Kayne, what made you want to run your own store?M: Well, I always loved racing bikes and fixing them. [9] When I was working full-time as a salesman for a big company, I seldom had time to enjoy my hobby. I knew then that as soon as I had enough money to get my own business going, I’ll do it. I had my heart set on it and I didn’t let anything stand in my way. [10] when I went down to the bank and got a business loan, I knew I’d love being my own boss. Now my time is my own. I open the store when I want and leave when I want.W: You mean you don’t keep regular hours?M: Well, the sign on my store says the hours are ten to six, but if business is slower than usual, I can just lock up and take off early.W: Have you hired any employees to work with you yet?M: Yeah, [11] a couple of friends of mine who love biking as much as I do. They help me out a few days a week. It’s great because we play cards or just sit around and talk when there are no customers.W: Thank you, Mr. Kayne. We wish you success in your new business.8. What is the woman doing?9. What did Mr. Kayne do before he took over the bicycle shop?10. Why did the man take over a bicycle shop?11. What do we learn about the people working in the shop?Conversation TwoQuestions 12 to 15 are based on the conversation you have just heard.W: Well, [12] the main activities in the region were historically steel and paper processing, I think.M: Yes, but I’m not quite sure about the status of those industries now. could you tell us something about that?W: Yes, of course. [13] In fact, they are less significant, but steel-related manufacturing still accounts for 44% of industrial activity. So it’s still very important. In fact, 80% of Spain’s machine tools are from the Basque Country. As for paper processing, there’s still a little. Butit’s no longer what it once was in the region. So, is that clear?M: Yes, thanks.W: Now, to get back to what I was saying, there’s a lot of unemployment as well as geographical problems in the region.M: Sorry, Victoria. What do you mean by geographical problems?W: Well, what I mean is the area is very hilly, mountainous in parts. [14] So there used to be transport problems. Now though there are new train links and better roads, but it may be that some smaller towns inland remain not very well connected, is that OK? Does that make sense?When we talk about specific location suggestions for the factory, we’ll see this in more detail, so we’ll come back to this question, OK?M: OK, right.W: [15] So I was about to say something about the workforce in the region and the level of training and education. In general, it’s very good and improving.12. What was one of the main industrial activities in the region?13. What does the woman say about steel-related manufacturing in the region?14. What problems hinder the region’s development?15. What will the speakers discuss later?Section CPassage OneQuestions 16 to 18 are based on the passage you have just heard.[16] I first met Joe Gans shen we were both 9 years old, which is probably the only reason he is one of my best friends. If I had first met Joe as a freshman in high school, we wouldn’t even have had the chance to get to know each other. Joe is a day student, but I am a boarding student. We haven’t been in the same classes, sports or extracurricular activities. [17] Nonetheless, I spend nearly every weekend at his house, and we talk o the phone every night. This is not to say that we would not have been compatible if we had first met in our freshman year. Rather, we would not have been likely to spend enough time getting to know each other, due to the lack of immediately visible mutual interests.In fact, to be honest, I struggle even now to think of things we have in common, but maybe that’s what makes us enjoy each other’s company so much. When I look at my friendship with Joe, [18] I wonder how many people I’ve known whom I never disliked but simply didn’t take the time to get to know. Thanks to Joe, I have realized how little basis there is, for the social divisions that exist in every community. Since this realization, I have begun to make an even more determined effort to find friends in unexpected people and places.16. Why does the speaker say Joe Gans became one of his best friends?17. Where does the speaker spend most of his weekend?18. What has the speaker learned from his friendship with Joe?Passage TwoQuestions 19 to 21 are based on the passage you have just heard.It was a bad night for Louis. His research in the neighboring town had taken longer than he expected. It was late and he was very tired when he drove home. [19] He turned into his building’s parking lot, but all the spaces were full. He drove back out onto the street looking for a parking space. The first block was full. The next block was almost empty. Louis didn’t see a no-parking sign, but he suspected that if parking were allowed there, most of the spaces would be filled. Then he saw a small parking lot with two free spaces. He was so glad to see them that he didn’t even think to read the sign by the entrance. He drove in , parked, and hurried home to go to ed. [20] The next morning he went back to the lot to get his car. It was gone. He run home and telephoned the city police to say that his car had been stolen. It took the police only a minute to tell him what had happened. His car had been on a private lot. It had been taken away by the police. [21] Louis had to take a taxi to the city garage far from the center of town. He had to pay a fee of $40 to get his car back. In addition, he got a parking ticket —his first one ever in Greenville.19. Where did Louis intend to park his car when he came back from work one night?20. What did Louis think had happened to his car the next morning?21. Where did Louis finally get his car back?Passage ThreeQuestions 22 to 25 are based on the passage you have just heard.[22] Well, to pick up where we left off last time, I believe we agreed that creativity is a mysterious idea. It’s one of those things we all recognize when we see it. But we don’t really understand what it is. We seem to feel that some people are naturally creative, but we don’t know how they got that way. Is creativity a natural gift like good looks? Or is it something that can be acquired like knowledge? Perhaps if we analyze the creative process carefully, we might get some insight into what it is and how it might work in our lives. [23] The creative process has always been accepted as the source of all important work in the arts. But we should not think the creativity plays a role only in the arts. [24] Every major scientific discovery began with someone imagining the world to look differently from the way others saw it. And this is what the creativity is all about: imagining the world in a new way. And despite what you may believe about the limits of your own creative imaginations, we all have the potential to imagine the world in an absolutely new way.In fact, you were born with it. It is your birth right as a human being. [25] And what’s more, you use it every day, almost every moment of your life. Your creative imagination is what you use to make sense of your experiences. It’s your creative mind that gets meaning from the chaos of your experiences and brings order to your world.22. What did the speaker most probably discuss last time?23. What is a widely accepted idea about the creative process?24. What leads to major scientific discoveries according to the speaker?25. What does the speaker imply about the creative process?。

全新版《大学英语听说教程》第三册 答案 (1—6单元)

全新版《大学英语听说教程》第三册 答案 (1—6单元)

全新版《大学英语听说教程》第三册答案(1—6单元)________________________________________UINT1Part BText 1Exercise 1: 1. c 2. a 3.bExercise 2:1. She suggested that her husband spend more time with his mother. She said to herhusband, "Life is too short, you need to spend time with the people you love. You probably won'tbelieve me, but I know you love her and I think that if the two of you spend more time together , itwill make us closer."2. 1) ...she was waiting by the door with her coat on and she had her hair curled.2) She had told her lady friends about this.Text 2Exercise 1: 1. c 2. d 3. dExercise 2: 1. F 2. T 3. F 4. T 5. FPart C1. b2. c3. b4. d5. dPART DMy First JobMy parents ran a small restaurant. It was open twenty-four hours a day, seven days a week.My first job was shining shoes for customers when I was six years old. My duties increased as Igrew older. By age ten I was clearing tables and washing plates. My father made it clear that I hadto meet certain standards. I had to be on time, hard-working and polite to the customers. I wasnever paid for any work I did. One day I made the mistake of telling Dad I thought he should giveme ten pounds a week. He said, "OK, then how about you paying me for the three meals a daywhen you eat here and for the times you bring your friends here for free drinks?" He figured Iowed him about 40 pounds a week. This taught me quite a lot.________________________________________Unit 2Part BText 1Exercise 1: 1. b 2. a 3. d 4. cExercise 2:1984 / son / medical school / tuition / afford it / realize / newspaper ads / extra business /advertisement / succeeded / agent / changed / phone call / put aside / doing / immediately /familiar / father-in-law's / visited / his father-in-law alive / coincidence.Text 2Exercise 1: 1. T 2. F 3. F 4. F 5. FExercise 2:1. He was intrigued.2. A bank statement.3. his father-in-law had put an amount of money in the bank for his grandchildren's education.4. A little over $15,000.5. He could use the money to cover the tuition of his first year at a medical college.6. He is a doctor in Illinois.Part C1. F2. T3. F4. F5. T6. T7. F8. TPART DUnexplained ParallelsOne of the best-known collections of parallels is between the careers of Abraham Lincoln and John F. Kennedy. Both were shot on a Friday, in the presence of their wives; both were succeeded by a Southerner named Johnson; both their killers were themselves killed before they could be brought to justice. Lincoln had a secretary called Kennedy; Kennedy a secretary called Lincoln. Lincoln was killed in the Ford Theater; Kennedy met his death while riding in a Lincoln convertible made by the Ford Motor Company -- and so on.Similar coincidences often occur between twins. A news story from Finland reported of two 70-year-old twin brothers dying two hours apart in separate accidents, with both being hit by trucks while crossing the same road on bicycles. According to the police, the second victim could not have known about his brother's death, as officers had only managed to identify the first victim minutes before the second accident.Connections are also found between identical twins who have been separated at birth. Dorothy Lowe and Bridget Harrison were separated in 1945, and did not meet until 1979, when they were flown over from Britain for an investigation by a psychologist at the University of Minnesota. (8处答案为met,34)They found that when they met they were both wearing seven rings on their hands, two bracelets on one wrist, a watch and a bracelet on the other. They married on the same day, had worn identical wedding dresses and carried the same flowers. Dorothy had named her son Richard Andrew and her daughter Catherine Louise; Bridget had named her son Andrew Richard and her daughter Karen Louise.(10处答案similar自己看下这个不一定, children) In fact, she had wanted to call her Catherine. Both had a cat called Tiger. They also had a string of similar mannerisms when they were nervous.How can we explain the above similarities?________________________________________Unit 3Part BText 1Exercise 1: 1. b 2. c 3.aExercise 2:1. Because she wanted to understand each other's expectations so that potential problems could be avoided and they could live happily together.2. Cleaning up. Everything must be cleaned up and put away before going to bed.3. Sleeping. Time for bed: 11pm; time to get up: 6:30am except on weekends.Text 2Exercise 1: 1. F 2.F 3.T 4.TExercise 2:1. One rule says that if they get lost for more than five minutes when they are driving, they must stop and ask for directions.2. Once Tom and Linda got lost when they were driving to a friend's wedding.3. Linda wanted to stop at a gas station to ask the way, but Tom thought he could figure it out.4. As a result, they were late for the wedding because they went in the wrong direction for forty miles.Part C1. ...not so special/not extremes2. a. ...get angry quickly b. ...change themselves...PART D原文Husbands and Wives Don't See Things AlikeLet's face it -- husbands and wives just don't see things alike. Take TV remote controls, for example. I'm a channel-grazer. When I watch the news, I flip back and forth through four different networks."It drives me crazy when you do that," my wife complains. I don't understand why she has no interest in other channels. After all, she is a woman who wants to know everything going on in the neighborhood and among all the relatives. Just one button away might be an interesting program on How to Lose Fifty Pounds by Eating Chocolate Sundaes or How to Understand Weird Husbands. But, no, she won't change channels, not even if she dislikes the program she's watching."This talk show host makes me so angry!" she cried one evening."Then why don't you change the channel?" I asked."Because I can't stand people who are always changing channels."Differences. No right or wrong, just differences."The first law of civilization," said an old philosopher, "is to let people be different."I don't need to convert my wife to my ways, and she doesn't try to make me be like her. We simply take turns monitoring the remote control.1. The major difference between the speaker and his wife is their TV viewing habits.2. According to the speaker, he is more interested in talk shows while his wife is more interested in news programs.3. The wife seems to be more weird than the husband is.4. The speaker and his wife usually take turns working the remote control when they watch television.5. It can be inferred that women are generally more tolerant than men of their spouse's differences.6. The speaker and his wife maintain peace not by changing each other but by tolerance.________________________________________Unit 4Part BText 1Exercise 1: 1. d 2. c 3.aExercise 2:Sam has been a police officer for 30 years. He has done everything from patrol to undercover work. He has also done detective work and now he is supervising investigations.Sam thinks being a police officer is a very stressful job, but it depends on the assignment one has. In his opinion the biggest pert of the stress is the fear of the unknown and patrol is the most stressful assignment.Text 2Exercise 1: 1. T 2. F 3. T 4. F 5. TExercise 2:1. ... One is an exercise program, another is a psychological program with counseling for officers. And there are several discussion groups as well for officers to sit down and talk about their stress with other officers.2. 2)...He tries to get some sort of exercise every day. 3)...his personal relationships, especially his relationships with his wife.Part C1. d2. d3. d4. b5. cPART DFinding Creative Outlets for Very Stressful TimesBeautifying your home is a fun and practical pastime that can offer a wonderful sense of accomplishment. Few people may realize, however, that painting the walls, knitting bedspreads or sewing pillows can help relieve the life pressures we all experience.Studies indicate that engaging in creative endeavors such as sewing and crafting can lower one's risk of stroke, kidney damage and heart disease.These calming, repetitive activities relax the mind and can lower blood pressure. Sharing such activities can also be a way to spend time with loved ones, which increases our sense of belonging and further reduces stress.People have always turned to working with their hands in times of stress. Handicraft works, with their symbols of hope, have a far greater impact when created by groups.Keep in mind the following tips to increase the stress-relieving benefits of your craft projects:1. Work with materials that stimulate the senses; work in a comfortable area without distractions; play your favorite music.2.(4处答案framing) Make a family project of selecting your favorite photos, and frame them so they can be enjoyed every day. In stressful times, the photos can lift your spirits as you recall happy moments.3. If your schedule is hectic, choose a practical project that will make the most of crafting time. Ifa simple kitchen curtain needs to be replaced, start there.Change sometimes compels us to see things in new ways.________________________________________Unit 5Part BText 1Exercise 1: 1. D 2. DExercise 2: 1. F 2.T 3.F 4.T 5.T 6.F 7.T 8.F 9.F 10.TText 2Exercise 1:1. Reaching Everybody by Exposing Lies2. They launched an advertising campaign to call on youth to fight against tobacco companies by starting the "Not fro Sale" commercial on television and radio.3. They intend to spread the message that teenagers no longer want to be targeted by tobacco companies in their advertisements.Exercise 2: 1. c 2.a 3.c 4.c 5.bPart CSkatescooterMostly made in SwitzerlandIn 1999Not until it was popular in JapanFor sport; for transportation from home to the underground or from a bus stop to the officea variety of people, from students to business executivesCan be folded up without difficulty and is easy to carry aboutPART D答案(仅供参考)16 years old,go to college, clothes and boys, her grades slipped, a scholarship, wealthy, afford, tuition,normal,fashion and dating,a talk,think about ,putting college off,wait, 未知,push ,take her education, seriously原文She Doesn't Seem Ready for CollegeHi, Jenny, you don't look happy. What's wrong?Jenny: Well, Roger, I've got a problem.Roger: What is it?Jenny: You know my daughter Jane is 16 years old now. And we've begun talking about college. She says she wants to go, but she's let her grades slip and no matter how I urge her to study, all she seems interested in are clothes and boys. We're not wealthy, you know. And it won't be easy for us to afford the tuition if she can't get a scholarship. Is going to college the best choice for her right now?Roger: Do you mean that she doesn't seem ready for college?Jenny: You're right.Roger: Then you'd better have a serious talk with Jane about college.Jenny: A serious talk with her?Roger: Yes, to my mind it's quite normal for girls her age to be wrapped up in fashion and dating, but as a mother you have a right to expect her to pay attention to her studies too.Jenny: Yes, but how?Roger: Ask her how serious she is about college and how hard she's willing to work for it. Jane may be more committed than you realize. But if not, tell her she should think about putting collegeoff for a while. That could give her the push she needs to take her education seriously.Jenny: Sounds like a good idea.Roger: And if you decide she should wait, she can get a job, take classes at a community college or do an internship to get experience. She may be just one of those who need to see a bit of real life before they settle down.________________________________________Unit 6Part BText 1Exercise 1: 1. D 2. CExercise 2:Leaves are Nature's food factories. Plants take water from the ground through their roots and carbon dioxide from the air. Then leaves turn water and carbon dioxide into sugar in the presence of sunlight and chlorophyll. This process is called photosynthesis. Leaves are mostly green because chlorophyll is green. As a matter of fact, there are, in leaves, small amounts of yellow and orange all along, but they are covered up by the green chlorophyll in summer. They show up in fall as chlorophyll disappears from the leaves, due to the decline of photosynthesis. The bright reds and purples we see in leaves of trees like maples are made mostly in fall. The brown color of trees like oaks is made from wastes left in the leaves.Text 2Exercise 1: 1. C 2. BExercise 2:1. They are leaf pigments, length of night, and weather.2. It is the steadily increasing length of night.3. They change their colors at the same time no matter whether they are on a high mountain or in warm lowlands because the timing of color change seems to be genetically inherited.4. It is because their needle-like or scale-like foliage is covered with a heavy wax coating and the liquid inside their cells contains cold-resistant elements.5. In the Arctic because the winter there is too cold.Part CExercise: 1. T 2.F 3.T 4.T 5.F 6.F 7.T 8.TPart D答案Where,原文For years Mr. Urquhart and his colleagues wondered where the migratory monarchs spent the winter. (第3、4空答案mystery仅供参考,his colleagues wondered)Despite their hopes, fieldwork in Florida and along the Gulf Coast discovered no large groups of wintering monarchs. Then in late 1972, his wife Norah wrote to newspapers in Mexico about the project, asking for volunteers to report sightings of the butterfly and help with tagging. Finally, in response came a letter, dated February 26, 1973, from a man called Kenneth Brugger in Mexico City, who offered to help find the butterfly hideaway.Traveling in his motor home, Brugger drove back and forth across the Mexican countryside, looking for clues. He was especially watchful at dusk, when the butterflies would be moving about looking for a place to sleep.At last, one day was successful. On the evening of January 9, 1975, Brugger called fromMexico. "I have found them -- millions of monarchs -- in evergreens beside a mountain clearing," he said, unable to control the excitement in his voice.High in a range of volcanic mountains that crosses central Mexico, he came upon hundreds of evergreen trees, each entirely hidden by sleeping butterflies. Some of the insects wore tags that Mr. Urquhart and his helpers had put on them in Canada and the northern United States. The mystery was solved! The monarchs' winter home is well suited to their needs. Throughout the winter the temperature stays near freezing. It is not cold enough to kill the visiting insects, but it is chilly enough to keep them from moving about. The butterflies survive on the stored fat from their summer foods.In spring the butterflies awaken and fly north again. Tagged butterflies, which were marked in Mexico, have been found in the United States.So one mystery is solved. But another remains. How do the butterflies find their way? Those that migrate south in the fall were born sometime during the summer or early fall. They have never been to Mexico. Yet they somehow seek out the same resting places. The mystery of how they find their way is left for future scientists to solve.________________________________________。

Exercise-1答案PPT课件

Exercise-1答案PPT课件
The voltage is present across a 50- Ω resistor, Over
any 40-ms interval find
(a) The maximum value of the voltage
(b) The average value of the voltage
(c) The average value of the resistor current
Circuit Analysis
Use Ohm’s law and Kirchhoff’s law to find (a) vx ; (b) iin ; (c) Is ; (d) the power provided by the dependent source
power values is zero.
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Exercise 11
Circuit Analysis
A fuse must be selected for a certain application.
You may choose from fuses rated to “blow” when the current exceeds 1.5A, 3A, 4.5A, or 5A.
Circuit Analysis
Circuit Analysis
Lectured by Chen Peijiang
Automotive College
Linyi University
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Page 0
1 Chapter
Circuit Analysis
Basic Components and Electric Circuits

一年级英语笑练习1A M3

一年级英语笑练习1A M3

班级 学号 姓名 家长签名Module 3 Unit 1Exercise 1I. Listening 听力练习1. 听录音,选出听到的单词或图片,在( )内打“√”。

(1) (2)( ) ( ) ( ) ( ) (3) fivefour(4) rabbitrubber( ) ( ) ( ) ( ) 2. 听录音,给下列图片编号。

(1)( ) ( ) ( ) ( ) ( ) (2)( ) ( ) ( ) ( ) ( ) II. Writing 笔头练习1. 看图,选出正确的单词,在( )内打“√”。

(1)() rubber() rabbit (2)( ) one pencil ( ) two pencils2. 读句子或对话,连线。

(1) Who is he ? ● ● --He ’s my grandfather.(2) How many books? ● ● --One, two, three, four. Four books.(3) What can you do? ● ● -- I can sing a song.(4) How many rabbits? ● ● --Let ’s count! One, two,…. Five rabbits.Exercise 2I. Reading 口语练习1. 看图说词组(1) six books (2) five rabbits(3) seven pencils (4) nine rubbers2. 看图,把话说完整。

(1) Look! This is my . (2) She can .(3) My is short. (4) Give me a .II. Listening 听力练习1. 听录音,圈出听到的单词或图片。

(1)A. B. (2) A. B.(3)A. B. (4) A. B.III. Writing 笔头练习1. 圈出所给的单词。

Exercise1

Exercise1

D. community
B
14. Language is _____.
A. instinctive
B. non-instinctive
C. static
D. genetically transmitted
B
Exercises II. Choose the best answer.
15. A linguist regards the changes in language and languages use as _____.
Exercises
II. Choose the best answer.
23. _____ refers to the actual realization of the ideal language user's knowledge of the rules of his language in utterances.
A. unnatural
B. something to be feared
C. natural
D. abnormal
C
16. Which of the following words is entirely arbitrary?
A. tree B. crash C. typewriter D. bang
Exercises
I. Fill in the blanks.
5. The theory that language arose from instinctive emotional cries, expressive of pain or joy has been called the _____ theory.

exercise 1

exercise 1

小组成员:黄钰程,王慧婷,詹雅琪,张丹Exercise 1(小组)请翻译下列句子:1.He intends to take an action in grand style.他想轰轰烈烈地大干一场。

他准备干一票大的。

2.He arrived on Sunday night, tired and dusty.周日晚上他到达的时候,浑身又累又脏。

3.This type of marriage is characterized by constant conflict, tension, andbitterness.这种婚姻关系的特点就是冲突不断、关系紧张、怨恨不已。

4.The nation's tradition, its instincts, and its interest make it opposed to Germany.该国家的历史传统、民族本能和民众爱好都使其与德国截然不同。

该民族的历史传统、民族本能和民众爱好都使其与德国势不两立。

cation suggests both the process and the result of developing the mind'scapacity and scope.所谓教育,是指培养思维能力以及拓展视野的过程和结果。

6. Small talk is what friends make when standing around doing nothing. Small talk serves as a good ice breaker when people do not know each other.朋友们相聚无所事事的时候常常闲聊,陌生人见面时也往往通过闲聊来打破沉寂。

请分析点评下列句子译文的优劣,如有必要,请进行改进翻译:1.Let it deceive them, then, a little longer; it can not deceive them too much.那就让这事再骗他们一会儿吧,无论怎样骗他们都不算过分。

Exercise 1[2]

Exercise 1[2]

Exercise 11.Revise these sentences so that they are positive rather than negative.1.Unfortunately, your order cannot be sent until next week.Your order can only be sent next week.2.To avoid the loss of your credit rating, please remit payment within ten days.Please remit payment so that you can maintain your credit rating.3.Your misunderstanding of our January 8 letter caused you to make this mistake.If you have understood our January 8 letter, you could do it well.4.You cannot visit the plant except on Saturday.You can visit the plant on Sunday to Friday.5.Your negligence in this matter caused the damage to the equipment.If you have taken proper care of the equipment, it would have been in a good condition.6.Do not walk on the grass.Please protect the grass when you walk out.7.Smoking is not permitted anywhere except in the lobby.Smoking is allowed only in the lobby.8.We regret to inform you that we must deny your request for credit.For the time being,we can serve you only on a cash basis.2.Write you-viewpoint sentences for each of the situations described.1.We will be pleased to deliver your order by the 16th.Your order will be delivered by the 16th.2.We have worked for 20 years to develop the best model car for our customers.Our customers will see the best model car which we have spent 20 years to build.3.I am pleased to inform you that I can grant your request for payment of travel expense.Your request for payment of travel expense will be granted by us.4.We are happy to report approval of your application for membership.Your application for membership has been approved.5.We have received your letter of MayYour letter of May has arrived.6.We have shipped the Dove desk set you ordered on May3.The Dove desk set you ordered on May 3 has been shipped.7.Our long experience in the book business has enabled us to provide the best customerservice possible.You will receive the best service for our long experience in the book business.8.We can sell at discount prices, but we cannot permit returns of merchandise.You can buy the merchandise at discount prices which cannot be permitted returns.3.Rewrite the following sentences, to make them effective.1.He will fly to Germany next week for the purpose of meeting Mr. Stwartz in person.He will fly to Germany next week to meet Mr. Stwartz in person.2.We require cameras that are of a new type.We require new type cameras.3.It should be noted that this is the best price we can offer in this season.We should note the best price in this season.4.Your letter is not clear. I cannot understand it.I cannot understand your unclear letter.5.For two years, you haven’t given us any order.There's no order from you in 2 years.6.We allow you 3 percent discount for cash payment.3 percent discount is allowed for cash payment.7.We wish to acknowledge we receipt of your letter of July 5.We wish to appreciate your letter of July 5.8.This product not only is welcome for its reasonable price, but also for its fine quality.This product is welcome for reasonable price and its fine quality.9.We are informed that similar goods of American origin have been sold here at a levelabout 30% lower than youThe similar goods of American origin here is about 30% lower than you.10.Our normal practice is that we usually insure shipments for the invoice value plus 10%.We usually insure shipments for the invoice value plus 10%.4.Address the envelope properly with the following names and address.1.The sender: Ms. Xu Fang, Star Sewing Machines, 2 Guangzhou Road, Shanghai, China.Ms. Xu FangStar Sewing Machines2 Guangzhou RoadShanghaiChina2.The receiver: Mr. J. Armstrong, the sales manager, United Steel Inc. ,648 Eastern Avenue,Pittsburgh, Pennsylvania, USAMr. J. Armstrong, the sales manager,United Steel Inc.648 Eastern Avenue,PittsburghPennsylvaniaUSA5. point out the mistakes in the following addresses and rewrite them.(从小到大)A.England,London,E.C.3B. No.12, Queen StreetC. Mr. JohnBench Street 150 London City Bank 16 Front StreetMr. Henry Taylor London,E.C.5 Liverpool L6 3 FYEnglandHomeworkWrite a letter with the given particulars below, using necessary capitals and the punctuation.1. Ms. Xu Fang, Star Sewing Machines, 2 Guangzhou Road, Shanghai, China.2.Mr. J. Armstrong, the sales manager, United Steel Inc. ,648 Eastern Avenue, Pittsburgh,Pennsylvania, USA.3.July 25, 20064.Dear Sir5.YOUR REF.: 206MI/20066.our ref.: 206TMR/20067.Yours faithfully,。

exercise1

exercise1

4. The Fourier series is a particular type of orthogonal series representation that is very useful in solving engineering problems, especial communication problems. The orthogonal functions that are used are either sinusoids, or, equivalently, complex exponential functions.傅立叶级数是一种特殊类型的正交级数表示,它在解决工程问题,特别是通信问题时,十分有用。

它所利用的正交函数是正弦函数或等价的复指数函数5. For periodic waveforms, the Fourier series representations are valid over all time. Consequently, the (two-side) spectrum, which depends on the waveshape from t=–∞to t=∞, may be evaluated in terms of Fourier coefficients.对于周期波形,傅立叶级数表示法在整个时间段都是有效的。

因此,可以根据傅立叶系数,计算取决于t=–∞到t=∞之间波形的(双边)频谱。

4. It should be clear that the spectrum of a voltage (or current) waveform is obtained by a mathematical calculation and that it does not appear physically in an actual circuit. f is just a parameter (called frequency) that determines which point of the spectral function is to be evaluated.应该清楚,电压(或电流)波形的频谱是通过数学计算获得的,并不从物理上出现于实际的电路中。

exercise 动词用法

exercise 动词用法

exercise 动词用法:
exercise 的动词用法一般包括以下几种情况:
1.练习:exercise 作为动词时,表示“练习”、“训练”的意思,通常用于加强某一技能或提高身体素质。

例如:exercise
in math(数学练习)、exercise in English(英语练习)、exercise in running(跑步训练)。

2.运动:exercise 作为动词时,还可以表示“运动”、“做运动”的意思,通常用于保持身体健康或减肥等目的。

例如:
exercise regularly(定期运动)、exercise for an hour a day(每天运动一小时)。

3.实施:exercise 作为动词时,还可以表示“实施”、“执行”的意思,通常用于法律、权力等方面的应用。

例如:exercise
one's right(行使权利)、exercise one's authority(行使权力)。

4.发挥:exercise 作为动词时,还可以表示“发挥”、“运用”的意思,通常用于创造性或智力方面的应用。

例如:exercise
one's imagination(发挥想象力)、exercise one's judgment(运用判断力)。

《实用英语综合教程1》课后习题答案解析

《实用英语综合教程1》课后习题答案解析

《英语综合教程1》课后习题答案第一单元:Text AExercise 1 :1.No.There are many new things in cloolege life, such as b eing onmy own, having Friday off ,and talking with friendl y people. I'llhave to adjust to these.2.The first thing that came into my mind was that Icould m ake any decisionon my own.3.Yes. All people, including both my teachers and classmat es, arenice and friendly to me.Exercise 2:1.D2.D3.D4.B5.AExercise 3:1.T2.F3.T4.F5.FExercise 4:精品 .资料1.Being on my own2.Friendly people3.Having Friday of fExercise 5:1— 8:dfgebahcExercise 6:1. open an count 开立账户close an account with a bank 和银行结账a checking account 活期存款账户a savings account 储蓄存款账户2.adjust to a new life 适应新的生活adjust to life in a big city 适应大城市的生活adjust a watch 校准手表adjust an error 调整误差3.be located in a business center 坐落在商业中心located in the city center 坐落在城市中心located the shop 找到那商店的位置精品 .资料locate a place on the map 在地图上找到某位置4.be confused about the new ways 对新方法感到困惑a confused student 迷惑不解的学生confuse black with white 混淆黑白confuse the accounts 弄乱账目Exercise 7 :1.handle2.account3.clue4.aspects5.savings6.check7.co pe8.adjusted 9.located 10.confusedExercise 8 :1.in a row2.slept in3.think about4.cope with5.added t o6.had...off7.on her own8.adjust to9.Now that 10.find out Exercise 9:1.It is expect that the chairman will speak todayThe chairman is expected to speak today.2.It is thought that she is the best singer that France ha sever produced.精品 .资料She is thought to be the best singer that France has ev er produced.3.It is said that the two men were hiding in the woods.The two men are said tobe hiding in the woods.4.It is reported that a strange flying object was seen ove r New Jersey last night.A strange flying object is reported to be seen over New Jersey last night.5.It is felt that very little was done to settle the matter.Very little is felt to be done to settle the matter.6.It is konown that you were in town when this happened.You are known to have been in town when this happened. Exercise10:1.working2.to be , talking3.not turning on4.taking , to get5.goingughing7.going8.swimming9.li ving 10.carrying精品 .资料WORD 格式 .分享Text BExercise1:1.My purpose of going to college is to improve myself and gain more knowledge so that I can work and serve my country better in the future.2.Yes. Some middle-aged people go to college to receive fu rther education; others want to fulfill their dreams.Exercise2:1--8:FFTTFTFTExercise3:1.opportunity2.secret3.achieved4.shared5.introduc e6.challenge7.abilitycation9.experience 10.r etireExercise4:1.stay young2.grew up3.was afraid of4.turn around5.At the end of6.are intersted7.dreaming of8.looked around 9.smiled at 10.take on精品 .资料WORD 格式 .分享Exercise5:1.It was Dr.Smith who decided to operate on the patient th e next day.2.It is beacuse you have lost all this papers that he is a ngry.3.It was a new dress that she bought to go to the party.4.It was five years ago that I first met them.5.She was by mistake that she gave him the wrong telephone number.6.It is you who are wrong.精品 .资料。

Exercise 1

Exercise 1

Exercise 1 (Welcome & Reading)第一部分:单项填空1. It was a long time since the girl last saw her parents, no wonder she was not _____ excited when they came.A. muchB. greatlyC. a littleD. a bit2. Your bed needs _____, I’m afraid.A. to cleanB. cleaningC. being cleanedD. clean3. _____ it is to skate on real ice!A. What funB. What a funC. How a funD. What funs4. He will stay here for _____ and then will go to Hong Kong.A. some timeB. some timesC. sometimesD. sometime5. —Tomorrow I will have an important examination.—I _____ you success.A. hopeB. wishC. hope forD. wish for6. She seems never to be tired; she has many ways to make herself _____.A. relaxedB. relaxingC. worriedD. worrying7. Mr. Smith as well as his wife and daughter, _____ to their school twice.A. have goneB. has goneC. have beenD. has been8. I’m lucky to have got two tickets _____. Are you _____ to go to the conc ert with me?A. freely; freeB. for free; freelyC. freely; for freeD. for fre e; free9. —I’m sorry to have troubled you.—_____.A. Not to mentionB. Don’t mention itC. All right.D. With pleasure.10. It’s a pity that you missed _____ the chance to go abroad for further edu cation.A. to giveB. to be givenC. givingD. being given11. He is a man of _______ and he had a lot of interesting _______ in his li fe.A. much experience, experiencesB. many experiences, experienceC. much experience, experienceD. many experiences, experiences12. There _____ a tall tree in front of the building over there, didn’t there?A. wasB. would beC. must beD. used to be13. Do be careful next time, _____?A. will youB. do youC. don’t youD. aren’t you14. You must officially ____ any course you are not attending.A. fallB. dropC. learnD. join15. There’s about 400mm rain fall in this area a year _____A. on averageB. in averageC. of averageD. for average第二部分:完形填空阅读下面短文,从短文后所给各题的四个选项(A、B、C、D)中,选出能填入空白处的最佳选项。

锻炼减压 EXERCISE 1

锻炼减压 EXERCISE 1

Exercises Reduce Stress锻炼的减压功效TASKS:1 听出1/4两段的内容.2 听出2/3两段并翻译.3 Comment: If you are one of the interviewees, what will you evaluate on the effect of exercises? Advantages and disadvantages? How often do you exercise? What kind of exercise do you take?LIZ WEISS, CNNCORRESPONDENT1Exercise …nerves.锻炼的益处显而易见,更强壮的肌肉和更健康的心脏。

它也能放松我们的神经。

UNIDENTIFIED MALEIt's a great way of getting your tensions out and really getting a good night'ssleep.男被访者锻炼是一种消除紧张的好方式,它真的能让你睡上一个好觉。

ROB SMITH, PH.D.,PSYCHOLOGIST2 And when …relax you.WEISSAll forms of exercise help people to lighten up, but Smith says aerobic exercise may be the most effective.维斯所有的锻炼形式都能帮助人们放松,但是史密斯说有氧锻炼可能是其中最有效的。

SMITHThat would include things like jogging, using the treadmill, biking.UNIDENTIFIED史密斯有氧锻炼包括慢跑、原地踏车和骑脚踏车运动。

FEMALEFor me I am a runner, so that's the best thing for me to reduce stress.女被访者我喜欢跑步,对我而言,跑步是减压的最好办法。

Exercise 1 据句意及所给单词首字母或汉语意思完成下列句子

Exercise 1 据句意及所给单词首字母或汉语意思完成下列句子

Exercise 1 据句意及所给单词首字母或汉语意思完成下列句子.1. She is an i_________ actress in modern times.2. After three hours of waiting for the train, our p_________ finally went to end.3. The fans s___________ with excitement when they saw the star.4. She seems g_________ but can I trust her?5. He has a good sense of h_________, so most of the students like his class.6. His illness ___________ ( 是……的解释) his absence.7. I only found it ____________ (偶然地).8. He was _________(妒忌) Tom’s success.9. You can tell from her __________(外表) that she has been ill.10. Dogs are not ___________ (允许) in the building.2. Tell me what you ____________ yourselves last Sunday.3. He spends all his money ________________ horses.4. Don’t look at me in such way; I don’t like being ____________.5. The program made in yesterday’s conference will soon _____________.6. You shouldn’t consider Tom poor though he is ____________.7. I don’t think she ______________ what happens to her children.8. ______________, I don’t think we have a chance of winning.9. _____________ we know more will we be able to improve the situation.10. I can’t ___________, but I will do my best.答案Unit 3Exercise 1:1. incredible2. patience3. screamed4. genuine5. humor6. accounts for7. by accident8. jealous9. appearance 10. permitted Exercise 2:1. account of2. did with3. betting on4. stared at5. be carried out6. in rags7. cares about8. To be honest9. Not until 10. promise。

专题14 构词法-2022年高考英语一轮复习之语法经典练

专题14 构词法-2022年高考英语一轮复习之语法经典练

专题14 构词法(基础小题狂练+语法填空+短文改错:限时40分钟)班级:___________姓名:___________Exercise 1 单句语法填空1.My neighbour is _________ his new house. The _________ makes much noise every day. (decorate)2.I'm not saying it because you rejected me and hurt my feelings _________(terrible).3.And day after day, the once beautiful river has turned into a _________(smell) dustbin.4.Since then, there has been no _________(office) communication with the kidnappers(绑架者).5.It was ________(extreme) difficult to build such a wall in the ancient days without any modern machine.6.Your ideas are very interesting, but we need ________(practice) suggestions to get us out of trouble.7.Men and women have to sit in separate areas-----the men with the bridegroom, and the women with the bride, at wedding_________(receive).8.A ________(retire) engineer, 76-year-old Wilson has been offering free rides to college students for the past eight years.9.He found he could no longer deal with his _______ (demand) job.10.I must make an _____(apologize) to him for not going to his party.11.Some media _________ the conflict was under control, but there has still been no official _________ . (confirm)12._________, I thought I could adapt to the climate there.(initial)13.Even if you _________ once again,it doesn't suggest that you are a _________. (fail)14.Kara's phone has been ringing _____. We are really bored with the _____. (frequent)15.Due to a small fire, the office will be closed _____, but it will be open very soon. (temporary)16.When food had been _____ to the villagers, they complained that its _____ was not fair. (distribute)17.Seeing the cat killed in the _____, the little girl trembled _____. (violent)18.The great _________ united the small states into a powerful _________. (empire)19.Her face was covered with _________, which made it look rather _________ than usual. (dirty)20.Though with _________ feet, the girl _________ felt a bit cold. (bare)21.The pretty girl looked _________, and no one could match with her _________. (elegant)22.He _________ the skills required for the job,so we didn't admit him into our group due to _________ of interest. (lack)23.My daughter _________ described what she had heard and seen in the wildlife zoo. (vivid)24.My boss _____ me to work overtime every day, and I had an _____ to hit him. (urge)25.They are discussing how to build up a (power) government.26.But then we got an official letter and we were blown away. We are so proud of her. It's _____(wonder).27.__________(compare) with letters, e-mails are more convenient in communication nowadays.28.Children are allowed much more __________(free) these days.29.They fought a long battle against prejudice and __________(ignorant).30.South Africa has submitted an __________(apply) to host the World Cup.31.He took a very __________(science) approach to management.32.We moved into a cabin with _________(electric) hut no running water.33.He remained the most popular _________(politic) in Arkansas.34.The buildings have been designed to blend in with their _________(surround).35.The author's __________(intend) is to keep everyone guessing until the bitter end.36.His only chance of __________(survive)was a heart transplant.37.Another argument against television is that it replaces reading as a form of _________(entertain).38.Join us to taste a _________(various) of fresh local food and drinks.39.Since most students are in need of a nap, proper ________(arrange) should be made so that students can have a good rest after a whole morning's hard work.40.They believe the civilisation of a city can be judged by people's ________(aware) of animal protection.41.While I have only listed two of each, there are ________(obvious) many other situations that can arise.42.The people in the hall seemed very nosy, keeping their eyes on me with _________(curious).43.There are energy savings to be made from all __________(recycle) materials,sometimeshuge savings.44.Operators said the dark spot is about two times the ________(long) of the United States.45.If she had been aware that the mushrooms were __________(poison),she would not have picked them for dinner.46.Both locally and _______(global) , the continued spread of full-sun coffee plantations could mean the destruction of the rainforest ecology.47.However,the two zookeepers didn't want to see the ________(extinct) of this precious species.48.There are many ways to increase ________(agriculture) efficiency in the poorer areas of the world.49.The ________(disappear) of dinosaurs is not necessarily caused by astronomical incidents.50.The title will be __________(official) given to me at a ceremony in London.51.This kind of soil is not (suit) for growing peanuts.52.It is essential to get good _________(profession) advice.53.The method is _________(specific) designed for use in small groups.54.I think it was ___________ that they should have been aware of the ___________ of the rules. (significance)55.In the experiment, we want to know the _________ data, so you must assure the _________. (accurate)56.I am beginning to feel embarrassed at my complete _____ (ignore) of world history.57.This kind of soil is not _____ (suit) for growing peanuts.58.It is _______ (legal) to drive after drinking alcohol in our country.59.The fish is a bit ____ (smell). We can't eat it.60.____ (unfortunate), Chaplin and his friend didn't find any gold but were caught in a snowstorm.61.The ____ (fly) was cancelled as a result of the terrible weather.62.His ____ (careless) resulted in his failure in the math contest.Exercise 2 语法填空阅读下面材料,在空格处填入适当的内容(不多于3个单词)或使用括号中单词的正确形式。

研究生英语exercise 1

研究生英语exercise 1

Our failure to observe the safety regulations resulted in an accident to the machinery.我们没有遵守安全准则导致了一个机械事故2.There is a big increase in demand for all kinds of consumer goods in every part of our country.在我们国家每个部门里各种消费品需求有一个大的增长3.We can reap a lot from the rewarding experience of communicating with native speakers of English.4I knew my command of English was my asset, for I might make a deal with a pianist who would give me access to his piano in exchange for English lessons.5.After singing a concert in this city, he said he wanted to greet his admirers backstage as he always does.6.It is necessary to know grammar, and it is better to write grammatically than not, but it is better to remember that grammar is common speech formulated.7.Libraries made education possible, and education in its turn added to libraries: the growth of knowledge followed a kind of compound-interest law, which was greatly enhanced by the invention of printing.8.We know that a cat, whose eyes can take in much more rays of light than our eyes, can see clearly in the night.9.Whatever happens, I was, am and will always be your friend.10.The kid fell asleep as he was telling the story over and over again.11.I haven’t the slightest idea about this matter at the moment.12.Director Zhang has already submitted a report demanding the outlay of the meeting.13.Ignorance of the law excuses no man from practicing it.14.It was a bit of a shock when I received the telegram sending me for my first teaching appointment to a school in a suburb that I had never heard of .15.China's territorial land, inland waters, territorial seas and territorial airspace are inviolable.16.In group to remain in existence, a profit-making organization must, in the long run,produce something consumers consider useful or desirable.17.The greater the population there is in a locality, the greater the need there is forwater, transportation, and disposal of refuse.18.He was so eager for success that he consulted a successful CEO about how to succeed in regulating a joint venture company.19.The sailor has adequate experience and he tells us his interesting experiences every time we are invited to his party.20.We should always bear in mind that if we are ignorant of our health for promotion, disease will gradually approach us with the help of tiredness.。

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Exercise 11. An electric power distributor charges residential customers $0.10 per kilowatt-hour (kWh). The company advertises that “green power” is available in 150kWh blocks for an additional $4 per month. (Green power is generated from solar, wind power, and methane sources.)a.If a certain customer uses an average of 400 kWh per month and commits to one monthly 150 kWhblock of green power, what is her annual power bill?b.What is the average cost per kWh with green power during the year>c.Why does green power cost more than conventional power?2. Six years ago, an 80-kW diesel electric set cost $160,000. The cost index for this class of equipment six years ago was 187 and now is 194. The cost-capacity factor is 0.6.a.The plant engineering staff is considering a 120-kW unit of the same general design to power asmall isolated plant. Assume we want to add a precompressor, which (when isolated and estimate separately) currently costs $18,000. Determine the total cost of the 120-kW unit.b.Estimate the cost of a 40-kW unit of the same general design. Include the cost of the $18,000precompressor.3. The structural engineering design section within the engineering department of a regional electrical designs for a group of similar transmission line towers. The detailed design of each tower is based on one of the standard designs. A transmission line project involving 50 towers has been approved. The estimated number of engineering hours needed to accomplish the first detailed tower design is 126. Assuming a 95% learning curve,a.What is your estimate of the number if engineering hours needed to design the eighth tower and todesign the last tower in the project?b.What is your estimate of the cumulative average hours required for the first five designs?4. You have been asked to estimate the cost of 100 prefabricated structures to be sold to a local school district. Each structure provides 1,000 square feet of floor space, with 8-feet ceilings. In 1999, you produced 70 similar structures consisting of the same materials and having the same ceiling height, but each provided only 800 square feet of floor space. The material cost for each structure as $25,000 in 1999, and cost capacity factor is 0.65. The cost index values for 1999 and 2006 are 200 and 289, respectively. The estimated manufacturing cost for the first 1,000-square-foot structure is $12,000. Assume a learning curve of 88% and use the cost of 50th structure as your standard time for estimating manufacturing cost. Estimate the total material cost and the total manufacturing cost for the prefabricated structures.5. Consider the following loan information and repayment table:Loan principal=$10,000Interest rate=8% per yearDuration of loan=3 yearsAnnual payment=$3,880EOY k Interest Paid Principal Repayment1 $800 ?2 $553.60 $3,326.403 ? ?6. A lump-sum loan of $5,000 is needed by Chandra to pay for college expenses. She has obtained small consumer loans with 12% interest per year in the past to help pay for college .But her father has advised Chandra to apply for a PLUS student loan charging only 8.5% interest per year. If the loan will be repaid in full in five years, what is the difference in total interest accumulated by these two types of student loans?7. A credit card company wants your business. If you accept their offer and use their card, they will deposit 1% of your monetary transactions into a savings account that will earn a guaranteed 5% per year. If your annual transactions total an average of $20,000, how much will you have in this savings plan after 15 years?8. Liam O’Kelly is 20 years old and is thinking about buying a term life insurance policy with his wife as the beneficiary. The quoted annual premium for Liam is $8.48 per thousand dollars of insurance coverage. Because Liam wants a $100,000 policy ( which is 2.5 times his annual salary ), the annual premium would be $848, with the first payment due immediately (i.e., at age 21). A friend of Liam’s suggests that the $848 annual premium should be deposited in a good mutual fund rather than in the insurance policy. “If the mutual fund earns 10% per year, you can become a millionaire by the time you retire at age 65,”the friend advises.a.Is the friend’s statement really true?b.Discuss the trade-off that Liam is making if he decides to invest his money in a mutual fund.9. Twelve payments of $10,000 each are to be repaid monthly at the end of each month .The monthly interest rate is 2%.a.What is the present equivalent (i.e., P0) of these payments?b.Repeat Part (a) when the payments are made at the beginning of the month .Note that the presentequivalent will be at the same time as the first monthly payment.c.Explain why the present equivalent amounts in Parts (a) (b) are different.10. Automobiles of the future will most likely be manufactured largely with carbon fibers made from recycled plastics, wood pulp, and cellulose. Replacing half the ferrous metals in current automobiles could reduce a vehicle’s weight by 60% and fuel consumption by 30%. One impediment to using carbon fibers in cars is cost. If the justification for the extra sticker price of carbon-fiber cars is solely based on fuel savings, how much extra sticker price can be justified over a six-year life span if the carbon-fiber car would average 39 miles per gallon lf gasoline compared to a conventional car averaging 30 miles per gallon ? Assume that gasoline costs $3.00 per gallon, the interest rate is 20% per year, and 117,000 miles are driven uniformly over six years.。

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