2019-2020年高中英语人教版必修三unit4 单词句型导学案 无答案

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2019-2020学年高中英语人教版必修三Unit4语法导学案

2019-2020学年高中英语人教版必修三Unit4语法导学案

live well, love lots, and laugh often.1自研课导学1. 背诵记忆情态动词的用法(早自习20分钟)2. 练习情态动词题(晚自习40分钟)【自学指导】In this period students will be first helped by the teacher to discover and learn to use some useful words and expressions, and then to discover and understand the noun clauses(The Subject Clause).【展示课导学】Learning aims :Understand the Subject Clause and identify “it ” as Subject and the Stress Sentence.Important points and Difficult points :Learn to use the Subject Clause.Learning procedures:一、定义:用作主语的从句叫主语从句,它是名词性从句之一。

引导主语从句的连接词有: 连词that, whether ;连接代词who, what 和which ;连接副词when, where, how 和why.二、引导主语从句的词及其在句中的功能1.连接词that 和whether/if(1)that 引导主语从句,在从句中不充当任何成分,仅起连接作用,但不能省略。

Eg. That the big earthquake had killed many people frightened people all over the world. 大地震使很多人丧生令世界震惊。

(2)whether/if 引导主语从句,在从句中不充当任何成分,起连接作用,但有自己的意义,也不可省略。

2019-2020学年高中英语人教版必修三Unit4单元导学案

2019-2020学年高中英语人教版必修三Unit4单元导学案

2019-2020学年高中英语人教版必修三Unit4单元导学案2019-2020学年高中英语人教版必修三Unit4 Astronomy:the science of the stars(warming up and reading) Goals1.to enable the students to talk about Astronomy and origin of life on earth.2.to improve the students’ reading ablities of scanning and skimming-Lead-in questions to the topic of this unit1. In our solar system eight planets circle around the sun What are their names?2.Do you know any questions that astronomers are interested in?Pre-reading1.The origin of life on earth is a question that interests astronomers. What do you know about it?2.There are several ideas about the origin of life on earth and the idea in our passage is only one of them .ReadingI. Read the passage carefully and match the main idea with each paragraph. Para. 1 The formation(形成) of the earth.Para. 2 The importance of water for life.Para. 3 A widely accepted theory about the formation of the universe. Para. 4 The arrival of humans and their impact on the earth.Para. 5 The development of plants and animals on the earth.1.What are the three fundamental elements forus human beings to survive on the earth?Why was the earth different from other planets?3.Why do scientists think there has never been life on the moon?4.Why did green plants help life to develop?5.There used to be nine planets in the solar system. Recently scientists have decided that one of them can no longer be considered a planet. Do you know the name of that planet? Do you know why they removed it?6.What problem is caused by human beings?Post-readingWork in groups and discuss what impact human beings have on earth.,such as global warming.and get them to talk about the causes of global warming.Unit4 language pointsGoals1.to master the following words and expressions:in time;unlike;multiply;inturn;prevent…from;exist;puzzle;atmosphere; now that.2.to enable the students to analyse and understand complex sentences especiallynoun clauses观察in time的用法并总结They were in time to produce the water..( ).I’ll see him in time.( )She will be back in time to prepare dinner.( )与time相关的短语:in no time( ) at times( ) at a time ( ) once upon a time ( )on time ( ) at one time ( ) for the time being from time to time ( )at no time ( )阅读下面句子, 注意prevent ... from的意思和用法。

2019-2020学年高中英语人教版必修三Unit4 单元复习导学案

2019-2020学年高中英语人教版必修三Unit4 单元复习导学案

2019-2020学年高中英语人教版必修三Unit 4 Astronomy: the science of the stars一、复习目标:帮助学生巩固和强化运用本单元重点单词、短语、句型和语法二、复习重点、难点:重点词汇:exist puzzle now that break outin time prevent/stop/keep...from重点句型:It is obvious that... 显然make it+adj.+for sb.to do使某人做某事……语法:主语从句三、复习过程(精讲精练)1.exist vi存在;生存,生活,继续存在exist in 存在于……中 exist on=live on 靠……生活exist as 作为……而存在,以……形态存在派生:existence n.存在 existent adj.存在的随时练用适当的词填空或用所给词的适当形式填空。

⑴They cannot exist ______ the money he’s earning. ( on )⑵ Matter can exist __ a solid,liquid,or gas.( as )⑶We can’t exist without water.That means our ___________ (exist) depends on water. ( existence )2.puzzle n.迷;难题 v.(使)迷惑;(使)为难be puzzled by被……迷惑 be in a puzzle(about)(对……)不知如何是好派生:puzzling adj. 令人困惑的 puzzled adj.(人感到)困惑的随时练用适当的词填空或根据提示完成句子。

⑴ Her decision was a puzzle ____ him. ( to )⑵ His recent behavior ______________ (使我迷惑不解). ( puzzles me )⑶ His answer sounds ________(puzzle) and we are all___________ (puzzle).( puzzling , puzzled )3. in time【点拨】in time 意为“来得及;赶得上;最终”,往往是用在刚刚赶上某事情的发生且再晚点就来不及的情况;。

2019-2020年高中英语人教版必修三Unit4单词导学案(无答案)

2019-2020年高中英语人教版必修三Unit4单词导学案(无答案)

2019-2020学年高中英语人教版必修三Unit 4 Astronomy:the science of the starsWords【学习目标】1、课前预习、记忆单词,能够会读、会写。

2、通过查字典、小组合作探究,掌握单词、词组的用法。

【重点难点】1、重点单词: system, theory, violent, unlike, fundamental, harmful, multiply, exist, puzzle, crash,pull, float2、重点短语:in time, lay eggs, give birth to, in one’s turn, prevent…from, block out, cheer up, nowthat, watch out for ,break out【自主学习】The classification of parts of speechv. multiply , exist, puzzle ,crash, pull , floatn. astronomy , system , religion , theory , atom , billion , globe , carbon , dioxide , atmosphere , acid,chain, oxygen, puzzle, biology, gravity, satellite, physicist, climate, spaceship,adj. violent, fundamental , harmful , gentle,unlikeprep. unlike【合作探究】1. astronomy n. 天文学astronomer天文学家2. system n.[c] 系统;体系;制度;方法systematic adj. 有系统的; 有条理的1) The solar system (太阳系)includes the sun and its eight planets.太阳系包括太阳和它的八颗行星。

2019-2020学年高中英语人教版必修三Unit3-4单元导学案

2019-2020学年高中英语人教版必修三Unit3-4单元导学案

2019-2020学年高中英语人教版必修三Unit3 学案一预习案:1.n.小说;长篇故事adj. 新奇的;异常的2.n. 奇遇;冒险3.v i. 漫游;漫步;漂泊4.v i. 凝视;盯着看5.n. 过错;缺点;故障6.v t. 发现;认出n. 斑点;污点;地点7.v t.& v i. 寻找;探索;寻求8.n. 数量9.n. 礼貌;举止;方式10.v i. 尖声叫n. 尖叫声;喊叫声11.v i.& n. 鞠躬;弯腰12.n.(戏剧)一场;现场;场面;景色→n.风景;景色(总称)13.v t.& v i.许可;允许;准许n.通行证;许可证;执照→n.许可;批准14.v i.& v t.认为;说明;总计有15.n.耐性;忍耐→adj.有耐心的n.病人→ad v.耐心地16.adj.难以置信的→v.相信;信任→n.信念;信仰Ⅱ.短语互译1.抚养;培养;教育;提出2.前进;(用于祈使句)可以;往下说4.导致;做出解释5.与此相反;正相反6.by accident7.take a chance8.in rags9.as for10.to be honest探究案用适当形式填空:1.Although the was out of ,_the nurse was still with her work and did it .(patience)2.Although I have much in him, I don't b this story. He is always telling us things.(unbelievable)3.Even though they have gained to attend the meeting, they are not to take pictures.(permit)篇章填空:passageauthornovelwanderingaccountedmannersAccording to the we can infer that the a_________ of the liked for adventures and also liked finding faults. That indeed a for his strange and impatience.反思:必修3Unit 3The Million Pound Bank Note 学案二预习案●重点单词1.n.奇遇;冒险→n.冒险家→adventurous adj.喜欢冒险的2.n.(戏剧)一场;现场;场面;景色3.vi.漫游;漫步;漂泊4.n.人行道5.vt. & vi.许可;允许;准许n.通行证;许可证;执照→n.许可;准许6.vt.发现;认出n.斑点;污点;地点7.n.船费(包括食宿);通道;(一)段8.vi. & vt. 认为;说明;总计有n.说明;理由;计算;账目9.vt. & vi.寻找;探索;寻求→(过去式/过去分词)10.n.耐性;忍耐→adj. & n.有耐心的;病人●重点短语教育;提出1.bring 抚养;培养;2.go 前进;(用于祈使句)可以;往下说3.accident/chance 偶然;无意中;不小心4.stare 盯着看;凝视5.account 导致;作出解释6.the contrary 与此相反;正相反7. a chance 冒险8.rags 衣衫褴褛9.as 关于;至于10.to be 说实话11.the bottom of one’s heart 从心底12.take one’s 点菜探究案单词拼写1.You must get a ________ (许可证) if you want to keep a gun.2.He ________ (认出) his friend in the crowd.3.When did you make your first ________ (露面) on the stage?4.We listened to her story in an interesting ________ (方式).5.After three hours of waiting for the train,our ________ (耐心) finally went to end.6.Don't be too ________ (粗鲁的) to your friends.You should be friendly to each other.7.The fans ________ (尖叫) with excitement when they saw the star.8.All the children listened to his ________ (冒险) with eager attention.9.It was really ________ (难以置信的) that he fell off the truck without being hurt.10.He opened the ________ (信封) and took out the letter from my parents.必修3Unit 3The Million Pound Bank Note 学案三预习案:1.n.反面;对立面adj.相反的;相违的→contrarily adv.相反地2.n.信封3.vt.相信;信任→adj.可信任的→unbelievable adj.难以置信的4.n.数量5.n.礼貌;举止;方式6.adv.真正地;确实;实在7.n.船费(包括食宿);通道;(一)段8.vi. & vt. 认为;说明;总计有n.说明;理由;计算;账目9.vt. & vi.寻找;探索;寻求→(过去式/过去分词)10.n.耐性;忍耐→adj. & n.有耐心探究案:meeting?—He quite agrees with you. me, I am not so satisfied with it.2.—May I open the window to let in some fresh air?—,_please.3.The job helped him make money.4.Mark Twain was_in Missouri in the middle part of the United States.5.When he grew up, he to work as a pilot on a river boat.6.After his father, he decided to become a writer.7.Many of his novels have been translated into many languages, which the reason why he and his works are deeply loved by readers throughout the world.8.It wasn't a good thing;,_it was a huge mistake.完成句子1.Though he was told it was hard to find a job there,he still decided to __________ __________ __________尽管有人告诉他在那儿找工作很难,但他还是决定冒一下险。

2019-2020学年高中英语人教版必修三Unit4 Period2 导学案

2019-2020学年高中英语人教版必修三Unit4 Period2 导学案

2019-2020学年高中英语人教版必修三Unit4 Period2编写:学习目标:1.熟记和使用本节词组或句型 2. 拓展所列相关短语自主合作探究:1.The earth became so_violent_that it was not clear whether the shape would last or not.(P25) 地球(开始)变得激烈动荡,不知道这个固体形状是否会继续存在下去。

句子中的that引导的是结果状语从句,和so构成固定搭配:so...that...。

There is so little water in the bottle that the crow can't drink it.瓶里的水太少了以至于乌鸦喝不到。

It's such bad weather that we can't go out. 天气太糟了,我们不能出去。

回顾“如此……以至于……”的句型结构:so+___________________________such+______________________________①She is so beautiful a girl that all the boys of our class like her.=She is so ___ that all the boys of our class like her.②她是一个如此好心的女孩,以至于她会帮助你。

She is such __ ____ _ that she can help you.2.in time及时,终于They were in time to produce carbon,nitrogen,water vapour and other gases,which were to make the earth's atmosphere.(P25)最终它们产生了碳、氮气、水蒸气和其他气体,从而形成了地球的大气层。

2019-2020学年高中英语人教版必修三unit4词汇导学案

2019-2020学年高中英语人教版必修三unit4词汇导学案

2019-2020学年高中英语人教版必修三【学习目标】:Learn about the important words and expressions.【教学重点】:Grasp important words in this unit and learn to use them【预习案】1.system n. 系统;体系;制度adj. systematic 有系统的;有条理adv. systematically 有系统地;有条理地They are designing a road system. 他们在设计道路系统。

【常用短语】:solar system 太阳系immune system 免疫系统Global Positioning System(GPS) 全球定位系统operating system(OS)操作系统economic system 经济制度2.religion n. 宗教(可数);宗教信仰(不可数)adj. religious 宗教的There are many religions in the world. 世界上有许多的宗教。

Is there always a conflict between science and religion? 科学和宗教信仰之间是否永远存在着冲突?3.begin with 以…开始;由…作为开头;首先Her illness began with a high fever. 她的病开始时是发高烧。

【拓展】:to begin with/to start with 首先;开始(常做插入语)To begin with/to start with, I couldn’t understand a single word. 起初,我一句也没弄明白。

4.theory n. 学说(可数不可数都可);理论/原理(不可数)In theory, I agree with you, but I feel that your ideas would not work in practice.理论上,我同意你的意见,但实际上恐怕行不通。

2019-2020年高中英语人教版必修三Unit4知识点导学案

2019-2020年高中英语人教版必修三Unit4知识点导学案

2019-2020学年高中英语人教版必修三Unit 4 Astronomy: the science of the stars知识点导学案编写人:审核人:审批人:使用时间:_________【学习目标】1、记住20个重点单词、4个短语的用法,会用3个句型造句。

2、熟练运用20个单词、4个短语的用法,会用3个句型3、通过自主学习和合作探究,学会归纳总结的方法。

4、激情投入,高效参与课堂,体验用英语表达情感的快乐。

即学即练熟能生巧第一节:单项选择1. It has been a long established __________that the Spring Festival is a time for family reunion in China. A.tradition B.history C.intelligence D.system2. The meeting went on in such a friendly ____ that everything was settled ahead of schedule. A.scenery B.religion C.curiosity D.atmosphere3. Different from popular _________, most good leaders are made, not born.A.belief B.agreement C.religion D.Decision4. The new method he suggested sounded good in _______,but is not practical in use. A.opinion B.policy C.theory D.principle5. Nothing on __________can separate Taiwan from our motherland.A.earth B.world C.land D.globe6. It is reported that the ____________ winds last night buried the whole village in sand. A.gentle B.distant C.violent D.slight7. You should practice reading as much as you can, since it is a(n) ______ skill, andit must be taken seriously.A.fundamental B.genuine C.unbelievable D.violent8. ____________ his twin brother, he _____ physical exercise.A.Dislike, unlikes B.Unlike, dislikes C.Unlike , unlikes D.Dislike, dislikes9. A good diet and some moderate exercise are ____ to good health.A.adventurous B.approximate C.fundamental D.balanced10. Playing too many computer games is ______ to school children.A.content B.harmful C.violent D.religious11. No government so far has been able to the number of jobs available with the number of people out of work.A.provide B.weigh C.multiply D.balance12. Parents hope that their children can be educated in a relaxing and active __________ A.atmosphere B.space C.account D.chain13. The clear colorless liquid that falls as rain, fills lake and rivers, and is necessary for life to exist is______. A.oxygen B.petrol C.water D.flood14. The police set out in search of other children who might ______ Guizhou’s dustbins after 5 deaths for warmth.A.live B.rescue C.exist D.survive15. For the sake of her daughter’s health, she decided to move to a warm ______.A.weather B.temperature C.season D.climate16. From a _____ look in his eyes, I bet he didn't get the hang of the meaning of the poem. A.frightened B.satisfied C.puzzled D.excited17. The naughty boy _____ to me that the hen _____ there just now had ____ two eggs theday before.A.laid; laid; laid B.laid; lay; lain C.lied; laid; lain D.lied; lying; laid18. We decided to cut down the tree in front of the window because it _____ the sunlight.A. blocks outB. brings outC. breaks outD. gives out19. She started as an office junior, and became the director of the whole company ________. A.in turn B.in surprise C.in return D.in time20.In the street in front of the school, there happened a serious car ________ the other day.A. crashB. breakC. strikeD. conflict第二节:完成句子1.__________________________ most was that they could not find the cause of the disease. (puzzle) 最使医生们迷惑的是他们无法查出病因。

2019-2020年高中英语人教版必修三unit4单元导学案 部分答案

2019-2020年高中英语人教版必修三unit4单元导学案  部分答案

English· Module 3(Unit 4)—【Using language】学习目标及要求:了解地球引力和失重的相关知识;熟记文章中的重点单词和短语。

探究主题展示一:Basic and new words and expressions in Using language1. 足够幸运做... lucky enough2. 有机会做... Have a change to do sth3. 进行一次太空之旅Make a trip into space 4. 向我解释explain to sb5. 出发be off6. 摆脱地球的重力escape the pull of theearth7. 减轻,减少v. lessen 8. 掉回到地球上fall back to the earth9. 现在离地球太远以至于感受不到它的拉力Be too far from the earthnow to feel its pull10. 感觉它的重力在拉我们feel its gravity pulling us11. 和地球上的拉力一样强As strong as the earth 12. 感到高兴,感到振奋cheer up13. 失重的漂浮者float weightlessly 14. 更轻松的移动move more freely15. 从太空舱的梯子上爬下来climb down the steps fromthe spaceship16. 往前走step forward17. 走了在地球上两倍的距离carry twice as far as on theearth18. 摔倒fall over19. 一些练习 a bit of practice 20. 既然,由于Now that21. 过了一会after a while 22. 找到了窍门get the hang of23. 和...一样难过as painful as 24. 返回地球return to the earth25. 突发,爆发break out 26. 被狠狠地推回到我们的座位上Push hard into our seats探究主题展示二:书面表达(满分25分)假如你是林涛,是名中学生,你对部分同学沉迷于电子游戏(video games)的现象很着急,便给一家报社写封信。

2019-2020学年高中英语人教版必修三Unit4 Reading学案及答案

2019-2020学年高中英语人教版必修三Unit4 Reading学案及答案

2019-2020学年高中英语人教版必修三Unit 4 Astronomy: the science of the stars—Reading学案主编:审核:编号:3401班级:______ 姓名:________ 使用日期:_________【学习目标】:1. To learn some useful words and expressions in the text.2. To learn the development of life.3. To improve some reading skills, and learn the organization of the text.4. Train Ss’ interests in science and stimulate their love for astronomy.【教学重点】:1. Get the Ss to know the development of life.2. To improve the student s’ reading ability.【Teaching procedures】课前预习【Pre-Class】:Vocabulary learning. 【Write and Read】I.单词检测1.__________ n.天文学2.__________ n.系统;体系;制度3.__________ n.宗教;宗教信仰__________ adj.宗教的;信仰宗教的4.__________ n.学说;理论5.__________ adj.猛烈的;激烈的;强暴的__________ n.暴力6.__________ n.大气层;气氛7.__________ prep.与……不同;不像8.__________ adj.基本的;基础的9.__________ adj.有害的__________ n. &vt.伤害;损害10.__________ n.链子;连锁;锁链11.__________ vi.&vt.乘;增加12.__________ vi.生存;存在__________ n.存在13.__________ adv.因此;于是14.__________ n.迷;难题;vt.&vi.(使)迷惑;(使)为难II. 重点短语1.____________依靠;依赖;取决于2.___________ 及时;终于3.____________ 各种各样的4._____________ 下蛋5. ________________ 产生;分娩6._____________ 轮到某人7.________________ 阻止;制止【课堂探究】Step1 lead in-warming up1. In our solar system eight planets circle around the sun. What are they?(Note:According to the present day scientific study, there are only eight planets, with the Pluto excluded.) Keys: The Sun, Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.2. Each religion and culture has its own ideas about how life began on earth. What do you know?Step2 Pre-reading1.The origin of life on earth is a question that interests astronomers. What do you know about the scientific theory on the earth?2. Read the title and predict what the reading will be about, then check if you are right.Step3 Reading ComprehendingI. Skimming-Skim the passage and match the main idea with each paragraph.Para. 1 _____ A.The formation(形成) of the earth.Para. 2 _____ B.The importance of water for life.Para. 3 ______ C.A widely accepted theory about the formation of the universe.Para. 4 ______ D.The arrival of humans and their impact on the earth.Para. 5 _______ E.The development of plants and animals on the earth.Ⅱ. True(T) or False(F).1.It was not until between 4. 5 and 3. 8 billion years ago that people knew what the earth was to become. ( ) 2.Water began to appear on the surface of the earth before gases were produced. ( )3.The global warming will have a great effect on human beings. ( )Ⅲ. Choose the best answer according to the text.1.What began to appear on the earth's surface when it cooled down?A.Water. B.Gases. C.Acids.2.From the last paragraph we can infer that the author is ________.A.confident B.sad C.concerned3.What does the word “they” in the sentences “It exploded loudly with fire and rock. They were in time to produce carbon dioxide,nitrogen,water vapour and. . .” refer to?A.Planets. B.Fire and rock. C.Gases.4.Which is the right order of the development of life?A.Small clever animals→shellfish→dinosaurs→mammals.B.Shellfish→dinosaurs→small clever animals→mammals.C.Shellfish→dinosaurs→mammals→small c lever animals.5.Why were mammals different from other life forms?A.Because they gave birth to young baby animals and produced milk to feed them.B.Because they produced young generally by laying eggs.C.Because they were able to live on land as well as in the water.IV. Fill in the blanks according to the text.【课堂巩固练习】Fill in the blanks according to the reading passage.For several billion years after the “Big Bang” ,the earth was just 1._____ cloud of dust. Between 4. 5 and 3. 8 billion years ago,the dust settled into a solid globe. The earth became so violent and it exploded loudly with fire and rock. They were in time 2. __________(produce) many things,which were to make the earth's atmosphere. As the earth cooled down,water began to appear on 3.______ surface. The continued presence of water allowed the earth to dissolve 4.__________ (harm) gases and acids into the oceans and seas. This produced a chain reaction,which made 5._________ possible for life to develop. Many millions of years later,the first extremely small plants multiplied and filled the oceans and seas 6. _________ oxygen. This encouraged the later 7.____________(develop) of early shellfish and all sorts of fish. Finally,some small clever animals,now with hands and feet ,appeared and spread all over the earth. They are putting too much carbon dioxide into the atmosphere, 8. _________ prevents heat from escaping from the earth into space. 9. _______ life will continue on the earth for millions of years to come will depend on whether this problem can 10. ____ ( solve ).Unit 4 Astronomy: the science of the stars—Reading学案参考答案Step1 Vocabulary learningⅠ. 单词检测1.astronomy n.天文学2.system n.系统;体系;制度3.religion n.宗教;宗教信仰religious adj. 宗教的;信仰宗教的4.theory n.学说;理论5.violent adj. 猛烈的;激烈的;强暴的violence n.暴力6.atmosphere n.大气层;气氛7.unlike prep. 与……不同;不像8.fundamental adj. 基本的;基础的9.harmful adj. 有害的harm n. &vt. 伤害;损害10.chain n.链子;连锁;锁链11.multiply vi. &vt. 乘;增加12.exist vi. 生存;存在existence n.存在13.thus adv. 因此;于是14.puzzle n.迷;难题;vt. &vi. (使)迷惑;(使)为难Ⅱ. 短语默写1.depend on依靠;依赖;取决于2.in time及时;终于3.all sorts of各种各样的4.lay eggs下蛋5.give birth to 产生;分娩6.in one's turn 轮到某人7.prevent. . . from 阻止;制止Step3 Reading ComprehendingⅠ. Match the main idea with each paragraph.Para. 1(C) A.The formation(形成) of the earth.Para. 2(A) B.The importance of water for life.Para. 3(B) C.A widely accepted theory about theformation of the universe.Para. 4(E) D.The arrival of humans and their impact on the earth.Para. 5(D) E.The development of plants and animals on the earth.Ⅱ. True(T) or False(F).1.It was not until between 4. 5 and 3. 8 billion years ago that people knew what the earth was to become. (T) 2.Water began to appear on the surface of the earth before gases were produced. (F)3.The global warming will have a great effect on human beings. (T)Ⅲ. Choose the best answer according to the text.1.What began to appear on the earth's surface when it cooled down?A.Water. B.Gases. C.Acids.答案 A2.From the last paragraph we can infer that the author is ________.A.confident B.sad C.concerned答案 C3.What does the word “they” in the sentences “It exploded loudly with fire and rock. They were in time to produce carbon dioxide,nitrogen,water vapour and. . .” refer to?A.Planets. B.Fire and rock. C.Gases.答案 B4.Which is the right order of the development of life?A.Small clever animals→shellfish→dinosaurs→mammals.B.Shellfish→dinosaurs→small clever animals→mammals.C.Shellfish→dinosaurs→mammals→small clever animals.答案 C5.Why were mammals different from other life forms?A.Because they gave birth to young baby animals and produced milk to feed them.B.Because they produced young generally by laying eggs.C.Because they were able to live on land as well as in the water.答案 AIV.Fill in the blanks according to the text.【课堂巩固练习】Fill in the blanks according to the reading passage.For several billion years after the “Big Bang” ,the earth was just 1._____ cloud of dust. Between 4. 5 and 3. 8 billion years ago,the dust settled into a solid globe. The earth became so violent and it exploded loudly with fire and rock. They were in time 2. __________(produce) many things,which were to make the earth's atmosphere. As the earth cooleddown,water began to appear on 3.______ surface. The continued presence of water allowed the earth to dissolve 4.__________ (harm) gases and acids into the oceans and seas. This produced a chain reaction,which made 5._________ possible for life to develop. Many millions of years later,the first extremely small plants multiplied and filled the oceans and seas 6._________ oxygen. This encouraged the later 7.____________(develop) of early shellfish and all sorts of fish. Finally,some small clever animals,now with hands and feet ,appeared and spread all over the earth. They are putting too much carbon dioxide into the atmosphere, 8. _________ prevents heat from escaping from the earth into space. 9. _______ life will continue on the earth for millions of years to come will depend on whether this problem can10.____________( solve ).参考答案:1. a 2. to produce 3. its 4. harmful 5. it 6. with7. development 8. which 9. Whether 10. be solved。

人教版(2019)新教材高中英语必修第三册第四单元词汇学案

人教版(2019)新教材高中英语必修第三册第四单元词汇学案

人教版(2019)新教材高中英语第三册词汇导学案UNIT FOUR1.astronaut ['æstrənɔːt ]: n. 宇航员; 太空人spaceman/spacewoman: n. 宇航员1)Can you name any famous astronauts from China or abroad?2)Yang Liwei is China's first astronaut and national hero.3)She believed that she could make/become an excellent woman astronaut.2. procedure [ prə'siːdʒə(r)]: n.程序;步骤;手续1)Do you know anything about the selection procedure for astronauts?2)The results show clearly that this procedure is correct.3)What's the procedure for opening a bank account(账户)?3. mental [ 'mentl ]: adj. 精神的; 思想的physical: adj. 身体的spirit: n.精神; 心灵; 情绪thought: n.思想; 想法Astronauts not only had to learn how to use space equipment, but also had to do a lot of mental and physical training.4. cm = centimeter/centimetre ['sentimi:tə(r)] : n. 厘米millimeter/millimetre: n. 毫米meter/metre: n. 米; 公尺kilometer/kilometre: n. 千米; 公里1)His height has increased by 3 cm.2)The player is 185 cm in height and 95 kg in weight.5. intelligent [ɪn'telɪdʒənt ]: adj.有智慧的;聪明的;有智力的clever: adj. 聪明的; 灵巧的; 熟练的; 精明的bright: adj. 聪明的; 明亮的wise: adj. 明智的; 英明的; 充满智慧的smart: adj. 聪明的; 精明的1)First of all, you must be intelligent enough to get a related college degree.2)She's even more intelligent than her brother.3)The child asked a lot of intelligent questions.6. rocket [ 'rɒkɪt]: n. 火箭;火箭弹rock: n. 岩石; 礁石1)The rocket crashed a few seconds after it left the ground.2)There was a rocket attack on the capital of that country last night.7. gravity ['ɡrævəti]: n.重力;引力1)After many experiments, t hey succeeded in making rockets that could escape Earth’sgravity.2)The stone rolled down the mountain by gravity.3)When there is no gravity, our feet no longer stay on the ground.8. frontier ['frʌntɪə(r)]: n. 边境;国界;边远地区(指两国接壤的前沿地区,多有军队驻防) border: n. 边界; 边境(多指靠近两国或两地区分界线的区域)front: n. 前面; 前部; 前线adj. 前面的; 前部的; 在前的SPACE: THE FINAL FRONTIER1)Frontier incidents have been common on the border.2)The frontier is so well guarded that no one can get across.3)The USA has a frontier with Mexico.9. ve hicle [ 'viːɪkl ]: n. 交通工具;车辆car: n. 小车; 轿车taxi: n. 出租车; 计程车jeep: n. 吉普车bus: n. 公共汽车truck: n. 卡车train: n. 火车plane: n. 飞机aircraft: n. 飞机helicopter: n. 直升机spaceship/spacecraft: n. 宇宙飞船ship: n. 船; 舰boat: n. 小船; 船bike/bicycle: n. 自行车motorbike/motorcycle: n. 摩托车- 1 -1)Are you the driver of this vehicle?2)Despite the vehicle's size and weight, it is not difficult to drive.3)This vehicle has been parked in front of the school.10.universe [ 'juːnɪvɜːs ]: n. 宇宙;天地万物earth: n. 地球moon: n. 月球1)They make vehicles to carry brave people into space to find out the secrets of theuniverse.2)Do you know how the universe began?11.determined [dɪ'tɜːmɪnd]: adj.有决心的; 意志坚定的be determined to do…: 决心做…1)However, some scientists were determined to help humans realise their dream toexplore space.2)He's determined to pass the driving test this time.3)The government is determined to clean up the city.12. determine [dɪ'tɜːmɪn]: vt. 查明;确定;决定determination [dɪˌtɜ:mɪˈneɪʃn]: n. 决心;决定determine/de cide to do…: 决定做…1)The people in that country have a right to determine their own future.2)The woman determines to continue working when she reaches retirement age.13. satellite ['sætəlaɪt ]: n. 人造卫星;卫星star: n. 恒星planet: n. 行星1)A new satellite has been put into orbit around the earth.2)The moon is a satellite of the earth.3)China sent up 40 satellites last year.14. launch [lɔːntʃ]: v./n发射;发起;上市send up:发射1)The Russia will launch a communications satellite tomorrow morning.2)The new car will be launched next year.3)They launched a surprise air attack on the capital in the early hours of the morning.15.orbit [ 'ɔːbɪt]: n. (环绕地球/太阳等运行的)轨道;势力范围v.沿轨道运行;环绕…运行1)On 4 October 1957, the Sputnik 1 satellite was lunched by the USSR andsuccessfully orbited around Earth.2)Mars and Earth have orbits which change with time.3)Now Canada is within the orbit of the United States of America.16. giant ['dʒaɪənt]: adj. 巨大的;伟大的n. 巨人;巨兽;伟人big: adj. 大的;巨大的; 年龄较大的; 重大的; 严重的huge: adj. 巨大的;庞大的large: adj. 大的; 大量的; 大规模的great: adj. 伟大的: 巨大的; 极大的; 大的1)He is a manager of a giant factory.2)Shakespeare was a giant writer.3)The boss looks scary but he's really a gentle giant.17.leap [li:p]: n. 跳跃;剧增;剧变v. 跳过;跃过(leapt -- leapt [lept]; leaped --leaped) jump: v.跳; 跳跃;跳过; 跨越1)He had leapt from a window in the building and escaped.2)I saw a fish leaping out of the water.18. mankind [mæn'kaɪnd ]: n.人类(前不用冠词,接单数动词/复数动词)all mankind: 全人类man: n. 人类(不可数名词,前不用冠词,接单数动词)1)Over eight years later, on 20 July 1969, American astronaut Neil Armstrong steppedonto the moon, famously saying, “That’s one small step for (a) man, one giant leap for mankind.”2)The civilization of mankind has taken thousands of years to develop.- 2 -3)Exploring outer space is a challenge to mankind.19.agency [ 'eɪdʒənsi]: n.(政府的)专门机构;服务机构;代理处agent: n.代理人;经纪人a travel agency: 旅行社1)You can book at your local travel agency .2)I wrote a letter to the car rental agency, explaining what had happened.3)The agency provided me with a well-paid job.20.transmit [ træns'mɪt] [trænzˈmɪt]: v. 传输;发送1)The game was transmitted live(实况) all over the world.2)The ceremony was transmitted live by satellite to over 100 countries.3)The images(图像) of the moon's surface were transmitted back to the earth.21.data ['deɪtə]: n. (复数)资料; 数据(单数: datum)1)For example, America’s NASA space agency launched V oyager 1 on 5 September,1977 to study deep space, and it still transmits data today.2)The study was based on data from 100,000 women.3)You should often save data on your computer.22. disappointed [ˌdɪsə'pɔɪntɪd ]: adj.失望的;沮丧的disappoint [,dɪsəˈpɔɪnt]: v. 使失望/破灭/落空disappointing: adj. 使人/令人失望的/沮丧的disappointment: n. 失望;沮丧be disappointed at/by/in/with...: 对什么失望be disappointed in/with...: 对某人失望to one’s disappointment: 使人失望的是...1)The result of the match will disappoint all the students.2)All the students are disappointed at the result of the match.3)The result of the match is disappointing (to all the students).23. desire [ dɪ'zaɪə(r)]: n. 渴望;欲望v.渴望;期望desire to do...: 渴望/期望做什么desire sb to do...: 渴望/期望某人做什么1)These disasters made everyone sad and disappointed, but the desire to explore theuniverse never died.2)I have a strong desire to help the children without parents.3)We all desire health and happiness.4)She desires that she (should) be sent abroad to study medicine.desire, suggest, propose, recommend, order/instruct/command, demand, request, require, ask, urge(强烈要求), insist(坚决要求)等接that宾语从句时,从句用should do/be 结构,should可省。

2019-2020学年高中英语人教版必修三unit4全单元导学案

2019-2020学年高中英语人教版必修三unit4全单元导学案

2019-2020学年高中英语人教版必修三Guided Learning Plan Unit 4 Astronomy: the science of the starsPeriods 1 &2 Warming-up, Pre-reading and Reading学习重点:1.理解课文,掌握课文中的基础知识。

2.了解太空的背景知识,培养学生的科学探索精神。

学习难点:把握文章的写作顺序,培养快速阅读与整体理解能力。

学法指导:1.快速阅读,掌握课文大意 2. 细读,掌握课文情节和细节,用红笔画出难点 3.通过合作探究主动质疑,学会总结文章段落大意,深入理解课文内容。

A.自主探究Task 1 fast readingSkimming: Go through the passage quickly to get the main idea of each paragraphPara. 1 The formation(形成) of the earth.Para. 2 The importance of water for life.Para. 3 A widely accepted theory about the formation of the universe.Para. 4 The arrival of humans and their impact on the earth.Para. 5 The development of plants and animals on the earth.Task2:True (T) or False (F).1. The earth appeared before the Big Bang happened.( )2. The original atmosphere consisted of nitrogen and oxygen. ( )3. The main difference between the earth and other planets is that there is water on the earth. ( )4. Life began in water and then on land.( )5. Mammals appeared before the development of dinosaurs.( )6. Dinosaurs could give birth to young baby animals and produced milk to feed them.( )7. Human beings produce too much carbon dioxide which causes the global warming on the earth.( )8. According to the text, human beings would disappear in the end. ( )B.合作探究Careful reading:Task1.Scan for the detailed information and find the part talking about the development of life:a cloud of ______→ a solid ______→presence of ______→ small _____ in water → _______ and all sorts of fish → Green ____ on land → ______ and ______ appear → Plants grew into _______ → _____ (on land) →__________( on land) → __________ (on land) →____________ (small clever animals on land)Task2.Read the passage again and try to finish the answers below.1).Why was the earth different from other planets?2).Why did the plants grow before the animals came?3).Why is it wrong in films and stories to show dinosaurs and people together?4).Why do you think that humans are the cleverest animals on the earth?5).There used to be nine planets in the solar system. Recently scientists have decided that one of them can no longer be considered a planet. Do you know the name of that planet? Do you know why they removed it?6).What problem is caused by human beings?C.反馈测试根据课文完成短文并复述课文The _________of the earth produced water vapour, which turned into water when the earth ________down. Water allowed the earth to ________harmful gases into the oceans and seas. That made it possible for life to begin to develop. The arrival of small________ encouraged the development of early shellfish and all ________of fish. Many millions of years later the first________ plants began to appear on land. Later land animals appeared. Some were insects. At last________ rule the world, but they are not taking _________of the earth very well.D.延伸拓展根据所给首字母或中文意思填写单词。

2019-2020学年高中英语人教版必修三Unit4单元知识点讲解与练习

2019-2020学年高中英语人教版必修三Unit4单元知识点讲解与练习

2019-2020学年高中英语人教版必修三Unit 4 Astronomy: the science of the stars 语言要点(模块)Ⅰ.词语辨析Ⅲ.重点词汇1. system n.[c] 系统;体系;制度;方法systematic adj 有系统的; 有条理的[典例]1). The solar system includes the sun and its eight planets. 太阳系包括太阳和它的八颗行星。

2). Alcohol is bad for your system. 喝酒对身体有害。

[练习] 根据句子的意思完成句子。

1). The ______ ______ (教育系统) operates very differently in the US and China.2). He introduced us a well-designed ______ ______ (铁路系统).Keys: 1). educational system 2). railway system2. lay vt. (laid, laid, laying) 把放下;摆设;铺(地毯) ;产(蛋)[典例]1). He laid his hand on my shoulder. 他把手放在我的肩上。

2). Who should we lay the blame on? 我们该责备谁?[重点用法] lay短语:lay eggs 下蛋lay sth. aside 把某物放在一边;积蓄(钱)lay sth. down 把某物放下lay the blame on sb.责备某人lay the table 摆桌子lay emphasis / stress on sth. 把重点放在某事上[练习] 根据句子的意思在括号里填入适当的词或翻译。

1). The bird ______ its eggs in other birds’ nests.2). He is a political leader that _____ _____ _____ _____ (非常强调) individual responsibility.3). He ______ some money ______ for rainy days.Keys: 1). lays 2). lays great stress on 3). lays/puts; aside3. harmful adj. 有害的;伤害的harm n.&vt. 伤害(某人)[典例]Many people are aware of the harmful effects of smoking. 很多人都意识到吸烟的危害。

2019-2020学年高中英语人教版必修三Unit4 全单元导学案

2019-2020学年高中英语人教版必修三Unit4 全单元导学案

2019-2020学年高中英语人教版必修三Unit 4 Astronomy: the science of the stars I.单元教学目标II.目标语言III.教材分析与教材重组1. 教材分析本单元以astronomy: the science of the stars, the development of life, space travel and gravity为话题,通过本单元的几篇阅读材料使学生对以上问题有所了解,并通过文章中的一些探讨性的问题,比如,The earth may become too hot for the lives on it. Then what will our future be? 使学生更好地了解我们的地球和我们的生活环境,并引发对“地球的将来如何”的热烈讨论,通过这些讨论激发学生对天文学了解和探究的强烈兴趣。

通过讨论登月球需要的物品和可能遇到的困难学会提出问题和解决问题的表达方法,并能就此写出一篇表达合理思路清晰的短文。

1.1 WARMING UP以讨论的形式通过三组问题引导学生讨论边缘科学,讨论科学的方法以及要成为真正的科学家所必须掌握的技能。

1.2 PRE-READING 主要让学生弄清楚什么是科学思想,什么是宗教信仰或文化传统。

在探讨生命起源的科学道理之前,让学生以听故事或讲故事的方式,交流有关宇宙的起源的种种传说,既有趣味性,又能调动学生的相关知识,激活学生的思维。

1.3 READING 讲述了地球上生命的起源。

水的形成使得地球有别于其他星球,它使得地球上生命的诞生成为可能。

科学家认为,地球上的生命首先诞生于水中,上百万年后,陆地上才长出绿色植物,随后出现了陆栖动物和水陆两栖动物。

最初的动物靠孵化繁衍后代,后来出现了哺乳动物,人类也随之诞生了。

文章最后讲了令人深省的问题:The earth may become too hot for the lives on it.1.4 COMPREHENDING通过四个选择填空题检测学生对本文核心问题的理解:地球上生命的起源和延续需要哪些条件?随后通过排序的方式帮助学生弄清本文的行文线索,也就是地球上生命的起源和发展历程。

2019-2020学年高中英语人教版必修三Unit4单词导学案

2019-2020学年高中英语人教版必修三Unit4单词导学案

2019-2020学年高中英语人教版必修三Unit4 Astronomy:the science of the stars制作:审核:一.Self-studyLook through the words and expressions and cross out some words which are familiar to you.1. astronomy n.; n. 天文学家2.religion n.; adj.宗教上的,虔诚的3. theory n. ; theoretical adj.in theory ; in practice4. n.& adj.<英>万亿;<美>十亿million n.& adj.5.globe n. ; adj.全球性的;全世界的6.violent adj. ; adv.暴力地; n.暴力;侵犯7.fundamental adj.; be fundamental tosth.8.presence n.; present adj.9.watch out forcheer up___________lay eggs____________10. harmful adj. ; harm n. & vt. ; 反义词be harmful to; do harm to11. exist vi.; n. 存在;实在;生存12.产生;分娩at birth, ___birth 在血统上,天生地13.轮到某人take轮流, in turn14. pull n.& vt.; 推pull downpull up pull ___/____进站/出站15. cheer (sb) up; cheer sb. on16. break out break down _____________break up____________17. exhaust vt.; adj. 疲惫的;耗尽的二.重点单词:1.prevent v. 预防;防止;阻止prevent...(from)...同义词组stop...(from) ..., keep...from...1) We must ____________________ making trouble. 我们必须阻止他们制造麻烦。

2019-2020学年高中英语人教版必修三Unit4单元基础知识巩固导学案

2019-2020学年高中英语人教版必修三Unit4单元基础知识巩固导学案

2019-2020学年高中英语人教版必修三Unit 4 Astronomy: the science of the stars语言运用导学案编写人:审核人:审批人:使用时间:_________【学习目标】1. 巩固本单元基础知识,提升语言活用能力。

2 疯狂背诵、大胆质疑,总结基本用法。

1.______________把……看作2. ______________ 及时;总有一天;终于3. ______________ 冷却4. ______________ (时间)前进;推移;走过5. ______________把..变成;译成6. ______________ 依靠;依赖;取决于7. ______________ 既然8. ______________ 开始存在;产生9. ______________与…….不同10. ______________ 允许…….干……11. ______________ 在……表面12. ______________也;还有…….13. ______________ 阻止;制止14. ______________ 从……逃跑15. ______________ 靠近;接近16. ______________ 感到高兴;感到兴奋17.______________ 突然发生18.______________ 令某人失望的是19. ______________ 对某人有害20. ______________当着某人的面;在某人面前21. ______________ 产生;分娩22. ______________ 下蛋23. ______________ 轮到某人;接着24. ______________ 挡住(光线);使不回忆25. ____________密切注视;当心;提防26______________ 熟悉;掌握;理解Task Ⅲ.单项选择。

1. He ________at once when I promised to help him.A. cheered upB. gave upC. lighted upD. turned up2. The sun was so bright that he put up a curtain to_________ the sunshine.A. block inB. block offC. block upD. block out3. The lazy waiter _________to his boss that he had _______the table.A. lay; laidB. lied; layC. lied; laidD. laid; lain4.People try to avoid public transportation delays by using their own cars,and this ________creates further problems.A.in short B.in case C.in doubt D.in turn5.We should try our best to ______ those people after the disaster.A.break out B.cheer on C.break up D.cheer up6.Getting more information on how to use these tools can ________ your chances of success.A.raise B.multiply C.add D.gain7. According to the report, the American government didn’t intend to have its troops ______ of war zone. A. pulled out B. dropped out C. driven out D. run out8. She started as an office junior, and because the director of the whole company ______.A. in turnB. in surpriseC. in returnD. in time9. You can’t predict everything. Often things don’t _____ as you expect.A. run outB. break outC. work outD. put out10. In the chairman’s speech, he expressed his doubt about whether Japan would ____ the difficulties caused by the earthquake in a short period.A. look throughB. pull throughC. go throughD. sit through11. The ______ of gravity makes it possible for apples to fall to the ground.A. existenceB. lackC. evidenceD. appetite12. He tried to deal with the ever-increasing burden of his work, but finally _____ and had to takea complete rest. A. broke away B. broke up C. broke down D. broke out13. Complete lost in the exciting ______ of the football match, Tom didn’t feel his pocket picked.A. sceneB. viewC. atmosphereD. sight14. We decided to cut down the tree in front of the window because it _____ the sunlight.A. blocks outB. brings outC. breaks outD. gives out15. We were scared to death when the fire _____. Fortunately, it was put out before it caused much damage. A. broke out B. came out C. gave out D. turned out16. The villagers were often in ________ clashes with each other in those years before the agreement was reached. A.interesting B.peaceful C.violent D.spiritual17. They managed to ____ the old building to widen the street and beautify the city.A. break downB. pull downC. put downD. burn down18. Free and compulsory education is identified as a(an) ______ human right by the United Nations. A. accidental B. fundamental C. normal D. independent19. He told us to ____ for any possible danger when we were exploring the cave.A. watch outB. pick outC. stand outD. turn out20. Everyone knows smoking is ______ to their health, but many of them can’t tear themselves away from it. A. global B. gentle C. harmful D. helpfulⅤ.完成句子。

2019-2020学年高中英语人教版必修三Unit4 reading 导学案

2019-2020学年高中英语人教版必修三Unit4 reading 导学案

2019-2020学年高中英语人教版必修三Unit 4 Astronomy: the science of the starsReading: 导学案Step1: Review of the astronomyPart1: Read the following statements, judge them true or false.1. The earth moves around the sun. ( )2. It takes the moon one day to move around the earth. ( )3. Earth is the only planet moving around the sun. ( )4. There is atmosphere on the moon. ( )5. Venus is the hottest planet in solar system. ( )Part 2: Multiple choice: please choose the right answers.1. _____ is the nearest planet from the sun ?A. Venus B Mars C. Mercury D. Uranus2. _____ is the biggest planet in the solar system?A. MarsB. Pluto(冥王星)C. EarthD. Jupiter3._____ was the first person landing on the moon?A. ArmstrongB. Yang liweiC. Tom CruiseD. Issac Newton4. When did Armstrong land on the moon? ______A. 1921B. 1969C. 1954D. 19495. When did Yang Liwei go to the space?A. Oct,2003B. Jan,2003C. Oct,2004D. Jan,2002 Step2: Fast readingPart1: Read the passage quickly, and then Judge the statements true or false.1. The force of gravity would change four times on their journey . ( )2. When they were on the moon, they would not feel the gravity because therewas no gravity on the moon. ( )3. Since the gravity has changed, their walk didn’t need a lot of practice. ( )Step3: Detail readingPart1: Read Para 2 carefully and underline 3 sentences that are about the changes of the force of the gravity and his weight. (as he left, in space, on the moon)Part2: Read Para 3 and fill in the blanks.When we got there, I wanted to ________immediately.“Come on,”I said.“if you are right, my ______will be_________ on the earth because the moon is smaller and I will________move more_______. I might even grow______if I stay here______”Part3: Read Para. 4 and answer the following questions:Was their returning painful?What happened to the spaceship?Step4 Summary:Last month I visited the moon with my friend. Before we left, I was told the force of g_____ would change three times on our journey. Then we took off. As we left the earth, I became very h_______gradually the weight l_______. When I was in space, it d__________. We f_______ weightlessly in the cabin and I c_____ ___. When I was on the moon, I was surprised to find out even walking needs lots of practice n__ ____ gravity changed. The returning of the earth was very f_________. We were amazed to watch fire b____ ____ on the outside of the ship.Step5: Language points1. I cheered up immediately and floated weightlessly around in our space cabin watching the earth become smaller and the moon larger.cheer up: ______________________________Translation:(1). 当看到球队的到来,人群欢呼起来。

2019-2020学年高中英语人教版必修三Unit4全单元教案

2019-2020学年高中英语人教版必修三Unit4全单元教案

2019-2020学年高中英语人教版必修三Unit 4 Astronomy: the science of the stars I.单元教学目标II.目标语言III.教材分析与教材重组1. 教材分析本单元以astronomy: the science of the stars, the development of life, space travel and gravity为话题,通过本单元的几篇阅读材料使学生对以上问题有所了解,并通过文章中的一些探讨性的问题,比如,The earth may become too hot for the lives on it. Then what will our future be? 使学生更好地了解我们的地球和我们的生活环境,并引发对“地球的将来如何”的热烈讨论,通过这些讨论激发学生对天文学了解和探究的强烈兴趣。

通过讨论登月球需要的物品和可能遇到的困难学会提出问题和解决问题的表达方法,并能就此写出一篇表达合理思路清晰的短文。

1.1 WARMING UP以讨论的形式通过三组问题引导学生讨论边缘科学,讨论科学的方法以及要成为真正的科学家所必须掌握的技能。

1.2 PRE-READING 主要让学生弄清楚什么是科学思想,什么是宗教信仰或文化传统。

在探讨生命起源的科学道理之前,让学生以听故事或讲故事的方式,交流有关宇宙的起源的种种传说,既有趣味性,又能调动学生的相关知识,激活学生的思维。

1.3 READING 讲述了地球上生命的起源。

水的形成使得地球有别于其他星球,它使得地球上生命的诞生成为可能。

科学家认为,地球上的生命首先诞生于水中,上百万年后,陆地上才长出绿色植物,随后出现了陆栖动物和水陆两栖动物。

最初的动物靠孵化繁衍后代,后来出现了哺乳动物,人类也随之诞生了。

文章最后讲了令人深省的问题:The earth may become too hot for the lives on it.1.4 COMPREHENDING通过四个选择填空题检测学生对本文核心问题的理解:地球上生命的起源和延续需要哪些条件?随后通过排序的方式帮助学生弄清本文的行文线索,也就是地球上生命的起源和发展历程。

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2019-2020学年高中英语人教版必修三Unit 4Astronomy:the science of the stars 单词学案1. astronomy [ə'strɒnəmɪ] 天文学astronomer [ə'strɒnəmə]n. 天文学家biology [baɪ'ɒlədʒɪ]生物学biologist [baɪ'ɒlədʒɪst] n. 生物学家geography [dʒɪ'ɒgrəfɪ]地理学geologist [dʒɪ'ɒlədʒɪst] n. 地质学家,地质学者physics ['fɪzɪks] 物理physicist ['fɪzɪsɪst] 物理学家physical物理的,身体的science科学scientist科学家chemistry chemist2. atom ['ætəm] cn. 原子carbon['kɑːb(ə)n]n. [化学] 碳nitrogen['naɪtrədʒ(ə)n]n. [化学] 氮vapor [veipə]水蒸气oxygen ['ɒksɪdʒ(ə)n] n 氧dioxide [daɪ'ɒksaɪd] n. 二氧化物carbon dioxide 二氧化碳low-carbon lifestyle低碳生活方3. solar ['səʊlə]adj.太阳的;日光的, 阳历的solar energy solar system solar year (lunar year)4.system ['sɪstəm]c n.系统,体系,制度systematic [sɪstə'mætɪk]adj.成系统的,成体系的a new education system transport system 运输系统a heating system 供热系统 a systematic way 一个成系统的方法5. religion [rɪ'lɪdʒ(ə)n] n. 宗教;宗教信仰adj 有宗教信仰的虔诚的6. .theory ['θɪərɪ]cn.学说,理论pl in theory 理论上,按理说That really sounds fine ______ ______, but do you think it is good in practice?7.billion ['bɪljən] n. 十亿billionaire [bɪljə'neə] n. 亿万富翁billions of stars two billion starsmillion ['mɪljən] 百万billionaire 百万富翁millions of two million8. globe [gləʊb] n.球体,地球仪,地球(the globe) lamp globe 灯泡; 球灯罩global ['gləʊb(ə)l] adj.全球性的,全世界的worldwide adj\adv fight global warming9. violent ['vaɪəl(ə)nt]adj.猛烈的,激烈的,暴躁的n. violence adv. violently①violent crimes/movies a violent man. ②______ storm 暴风骤雨③She shook her head__________强烈地④There is too much_____________ on TV. ⑤ answer violence with violencepatient –patience different—difference important—importance dependent dependence intelligent intelligence10. atmosphere ['ætməsfɪə]大气层,气氛① Completely lost in the exciting________of football match, he didn't feel his pocket picked.②I like the atmosphere we can express ourselves freely.11. .unlike prep.不同,不像;---反义词like prep 像look like be likeMusic is quite unlike any other art form. It’s very unlike him to be so late.like v.喜欢She is like /resembles her mother She likes swimming.dislike v.不喜欢She dislikes swimming. Likes and dislikes12. fundamental [fʌndə'ment(ə)l] adj. 基本的,基础的Hard work is to success.the fundamental rules of mathematics13.presence ['prez(ə)ns]. 存在;出席;参加in sb’s presence in the presence of sb 当着sb的面present [prɪˈzent ] vt.赠送,颁发,呈现~sb. with sth./ ~sth. to sb.①They present precious gifts to the boy. ②The ships in the bay present a beautiful sight.['preznt] adj.①现在的,当前的;the present situation②在场的,出席的(后置定语)All the people present voted for him.★be present at ★be absent from['preznt] n. ①礼物=gift; ②现在,目前★at present/at the present timeAt present, we will present a present to our friend14 . harmful adj 有害的n vt adj.无害的________★do harm to sb/do sb harm=harm sb 对sb有害★be harmful/harmless to 对…有害(无害)Smoking _____ _________ ____/______ _______ _____ your health.扩展:▲do / cause damage to … e.g. The heavy rain didn’t do much damage to the crops.能力提升:The damage the earthquake _________ the village is great.15 chain [tʃeɪn] 链子,连锁,锁链 a chain of supermarkets/a supermarket chain a chain of eventsThe prisoners were kept in chains.囚犯戴着镣铐16.reaction [rɪ'ækʃ(ə)n] n.反应,回应v. react to对…做出反应They angrily to the news. respond [rɪ'spɒnd] vi. 回答;作出反应respond to sth response [rɪ'spɒns]in response to17. multiply ['mʌltɪplaɪ](v)乘,增加★multiply A and B /multiply A by B①Two_________by four is/makes/equals eight. (multiplied)② Our problems have since last year.multi-purpose tools 多用途工具multicultural adj.多元文化的multi-media多媒体multiple ['mʌltɪpl]Choice 多选题multitask [mʌltɪ'tɑːsk] 多重任务18. exist [ɪɡ'zɪst]vi.存在,生存existence [ɪɡ'zɪstəns]n. 存在,生存existing adj.现存的,现行的existing laws①Does life______ on other planets? ②There life on the moon. ③come into existence/being存在,产生19.thus [ðʌs]adv.因此,于是(therefore) The storm came, thus killing many people.结果状语20.puzzle ['pʌz(ə)l]n.谜,难题crossword puzzles 纵横字谜find the answer to a puzzlevt.&vi (使)迷惑,(使)为难—npuzzling adj.令人迷惑的puzzled adj.感到迷惑的=confusedbe puzzled at/by对……感到迷惑 a ook\expression\voice21.gentle ['dʒentl] adj 温和的文雅的in a voice be gentle with animalsgentleman n. 绅士adv. He treats everyone___________. (gently)22.extinct [ɪk'stɪŋkt] adj. 灭绝的绝种的extinction [ɪk'stɪŋkʃən]n.灭绝die out (物种,家族) 灭绝; 风俗习惯过时① If we continue to destroy nature, many more animals will become __________.②The custom is ________ ___. ③Many species of animals are in danger of dying out.23.climate ['klaimit] n.①气候(地区的长期的气候状况)②一般(社会)风气weather: n. 天气(短期内的天气状况)①Britain has a temperate __________.英国气候温和. ②the present political _________ .(climate)③The __________ is changeable. 天气变化无常。

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