高中英语必修三unit4学案及答案培训讲学

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必修三：Unit-4-Astronomy-the-science-of-the-stars导学案及答案

[高效预习探究案]一Warming up & Pre-reading本节课学习知识早知道：对于要学的知识做到心中有底，这样才能更好的安排自己的学习步骤和学习时间，愿知识清单能够更好的帮助你进行自主学习！我们将要学习的学习内容：1. To encourage students to think and talk about astronomy.2. Learn some new words and phrases.能力目标：To develop students’ ability of creativity and imagination.To learn to talk about astronomy in English.语言目标：掌握重点词汇astronomy, astronomer, solar system, religionTasks:Step 1: Lead-in and warming upGet the students to talk about astronomy, The students can talk freely as they like.1. Are you interested in astronomy? Do you know something about it?Do you know about any famous astronomers in the word?was the first to suggest that gravity is a force.developed a new idea of gravity and the theory of relativity.is most famous for his work on: black holes.Do you know something about solar system?Solar system is made up of and the objects that orbit it. These includes and their , as well as asteroids (小行星), comets（慧星）, and meteors（流星）.2. How many planets circle around the sun?a. What are they? (according to the order of the distance from the sun)b. There used to be nine planets in the solar system. One of the them can no longer be considered a planet. What’s the name of the planet? Why did scientists remove it?3. Is there life on these planets?Step 2: Think it over1. How old is the universe?2. (1)How did the universe begin? Different religion and culture has different ideas. What do you know?The following notes may be helpful.a. The story of the Hopi people: The Four Creations.b. From China: The story of Pan Guc. The Jewish / Christian / Muslim story(2) The universe is made up of stars, planets and other matter scattered throughout space.3 How old is the earth?4. What made it possible for life to develop on the earth?5. Which do you first think existed on the earth, plants or animals?[高效预习探究案]二Reading一、热身问题1. Look at the pictures and the title of the reading passage. Predict what the reading will be about and what will be mentioned in the text?二、速读课文，回答下列问题1. How did the universe begin?2. When did the dust settle into a solid globe to be the earth?3. What began to appear on its surface when the earth cooled down after exploding?4. What began to appear on the surface of the water many millions of years later?5. How many years did dinosaurs existed on the earth? When did they disappear?三、精读课文，回答下列问题1.Put the order of development of life into a timeline.（1）Insects and amphibians appeared.（2）Dinosaurs speared.（3）The earth became a solid ball（4）Small plants grew on the water.（5）Reptiles appeared.（6）Plants began to grown on dry land.（7）The earth was a cold of dust.（8）Water appeared on the earth.（9）Shellfish and other fish appeared.（10）The universe began with a: Big Bang.（11）Clever animals with hands and feet appeared.（12）Mammals appeared.2、把每个段落与段落大意相搭配Para 1 A. The development of plants and animals on the earth.Para 2 B. The arrival of humans and their impact on the earth.Para 3 C. A widely accepted theory about the formation of the universe.Para 4 D. The importance of water for life.Para 5 E. The formation of the earth.四、讨论1. Why was the earth different from the other planets?2. Why did the plants grow before the animals came?3. What problem is caused by human beings.4. What should we do to deal with the problem? Say it out in detail.五、与同桌讨论，理解下列长难句并尝试翻译成汉语1. What it was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a solid globe.句子结构分析：what 引导的是从句，what在此从句中作表语。

人教新课标高一英语必修3第四单元Unit 4 Astronomy the science of the stars (Module 3)学案含答案

Module 3 Unit 4 Astronomy: the science of the starsPeriod 1 Reading: How Life Began on The Earth班级__________ 姓名____________ 学号_____________Learning Objectives:1.Learn the useful new words and expressions in the reading material.2.Improve the reading skills while reading the passage about the astronomy.Learning Key Points:1. Grasp the important words and expressions in the reading material.2. Learn something about how life began on the earth.Learning Difficult Points:1. Grasp the important words and expressions.2. Improve the reading ability.Learning Procedures:I.【Pre-class homework】Assessment:A. Match the main idea of each paragraph.Para 1: ( ) A. The formation of the earth.Para 2: ( ) B. A widely accepted theory about the information of the universe.Para 3; ( ) C. The arrival of humans and their impact on the earth.Para 4: ( ) D. The importance of water for life.Para 5: ( ) E. The development of plants and animals on the earth.B. Ask and answer.1. What was there on the earth before life could begin?___________________________________________________________________________ 2.Why did animals first appear in the seas?___________________________________________________________________________ ___________________________________________________________________________ II. While-class （课堂教学流程）Step 1 Lead-inStep 2 Discussion （小组讨论交流课堂前置性作业）Ss discuss their pre-class homework in groups.Step3 Consolidation（巩固应用）A. Further reading and finish the following comprehension questions.1.( ) What forms the earth’s atmosphere?A. Carbon dioxide, oxygen .B. Carbon dioxide, oxygen, poisonous gas.C. Water vapor, carbon dioxide, oxygen, nitrogen.1D. Water vapor, carbon dioxide, oxygen, nitrogen and other gases.2. ( ) Why was the earth different from other planets?A. It produced a lot of heat.B. The water remained.C. Water disappeared.D. It was the oldest planet.3. ( ) What kind of factor improved the progress of life?A. Water forms on the earth’s surface.B. Green plants began to appear on land.C. The air is full of carbon dioxide.D. Animals began to appear such as insects, amphibians, est.3.( ) What is the main idea of this passage?A. It tells us how life begins to appear on the earth.B. It tells us why green plants grow before animals.C .It tells us water plays an important role in the development of life.D. It tells us carbon dioxide is the reason why living beings will die in the future,4.( ) The author infers us that if we want the life to continue on the earth, what shouldwe do?A. We should produce more carbon dioxide to cause global warming.B. We should solve the problem of global warming as soon as possible.C. We should bear less people and think about a new way to grow more crops.D. We should be worthy of water.B. Cloze test.At the very beginning, the earth was just a cloud of 1. ___________ (energy) dust. Then the dust combined 2. __________ a ball moving around the sun. After that, it exploded 3.______(loud) with fire and rock, 4. ___________ (produce) water vapor,carbon dioxide and other gases, 5. _____________ made 6. ____________ possible for life to begin to develop. Some small plants 7. ___________ (grow) in the water appeared on the earth’s surface, 8. _____________ (follow) by land animals, including insects, amphibians, reptiles and the dinosaurs. But they disappeared 9. ________ of a sudden and some small clever animals with hands and feet appeared and spread all over the earth and took the place of dinosaurs. They became 10. _______ most important animals on the planet —that is, human beings.Step 4 Presenting （成果展示与教师点拨）Ss present their group job.1．Ss write down their answers on the blackboard and give the explanation in class. 2．Teacher and Ss’ comment.Step 5 Summary（学生小结）Ss talk about what they have learned in the lesson.Keys:【Pre-class homework】A. Fast reading1. BADECB.1. Water vapor, carbon dioxide, oxygen, nitrogen and other gases.2. Because water allowed the earth to dissolve harmful gases into the oceans and seas. While-classA. 1-5 DBBABB. Cloze test.1.energetic2. into3.loudly4. producing5. which6. it7. growing8. followed9. all 10. thePeriod 2 Language points in Reading 1 Class：Name：Group：No：Learning Objectives:1. Learn and grasp the important useful new words and expressions.2. Learn the important useful sentences and patterns.3. Make sentences after the useful expressions.Learning Key Points:Ss grasp the usages of such important new words and expressions.Learning Difficult Points:Ss understand some difficult and long sentences.Learning Procedures:I.【Pre-class homework】Assessment: Translate the Chinese into English.A. Phrases1. 太阳系____________2．大爆炸____________3．及时，终于____________4．形成，安顿下来____________ 5．对……（来说）是基本的___________ 6．对……有害____________ 7．连锁反应____________8．下蛋____________9．产生，分娩____________ 10．轮到某人，接着____________ 11．二氧化碳____________ 12．阻止，制止____________B. Sentences3Assessment:1. 昨天晚会的气氛非常欢快，每一个人都度过了美好的时光。

人教版高一英语必修3unit4教案

Unit 4 Astronomy: the science of the stars1.system n.系统，体系，制度the solar system太阳系；a railway system 铁路系统； a social system 社会制度；a security system安保系统 a heating system 供热系统systematic adj. 有系统的；有条理的(1)Too much drinking does harm to the system.(2)The solar system is mainly made up of the sun and the 8 planets.(3)This weekend I ’ m going to install a home security system.(4)The teacher made a systematic work of teaching.(5)How many of you think the educational system is working?(6)The school offered a systematic course in reading.2.theory n.学说；论说；理论，原理；意见，看法in theory理论上；原则上Malthusian theory马尔萨斯学说，马尔萨斯人口论scientific theory 科学理论theory of gravity 万有引力理论(1)There are many theories about the origin of life.(2)Your plan sounds fine in theory.(3)She has a theory that drinking milk prevents colds.(4)Not in theory. But in practice?(5)Every boy and girl had a theory ( 七嘴八舌)about the nature of that book.(6)Many scientists accept the theory that the universe is growing larger.3. in time 及时，终于，迟早on time 准时，按时at a time 一次，每次at one time 曾经；一度；同时at times 有时，偶尔at no time 决不in no time 马上；立刻(1)The doctor came in time to save his life.(2)You will realize the mistakes made by you in time.(3)I saved my bacon (save one ' s bacon人的命)by arriving just in time for the meeting.(4)Although he is a good student, he is late for class at times.(5)You borrowed money; you didn ’ t return it on time.(6)He checked them off one at a time as they came in.(7)At no time should you give up studying.(8)In no time he will come back.4.atmosphere n.空气；大气层；大气圈；气氛；氛围；环境；atmospheric adj.大气的；大气层的；令人激动的词语辨析：atmosphere指地球或其他天体的气体或大气层；air 指环绕在地球周围并且人和动物能呼吸的空气或大气层。

新教材英语人教版必修第三册学案unit4ReadingandThinking

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Unit 4 Space ExplorationReading and Thinking词汇知识咱主学习i.根据语境写出正确的单词a famous astronaut 一位著名的宇航员1.the selection procedure 选择过程mental and physical training 身心训I 练2.an intelligent answer 一个聪明的回答the secrets of the universe 宇宙的秘密3.escape Earth's gravity 摆脱地球的引力make vehicles to carry people 制造载人的交通I：具4.determine to be a explorer 决定做一个探索者the Sputnik satellite"旅伴一号"卫星unch the satellite发射卫星orbit around Earth绕地球运转6.America's NASA space a^encv 美国宇航局太空总署transmit data 传输数据7.the desire to explore the universe 探索宇宙的欲望Shenzhou 5 spacecraft 神舟五号飞船即学活用⑴语法填空。

①His determined (determine) look suggested that he wouldn't change his mind.②Determined (determine) to train his daughter in English, he found an English teacher for his daughter.③It takes hard work and determination (determine)to reach the goals that we want to achieve.(2)Sandra determined to(决定)become a doctor and her persistence paid off.(3)She is determined to /hcs determined夬心、)keep a journal.2.disappointed adj.失望的；沮丧的He was disappointed that other guests were not coming.其他客人没有来，他感到失望。

高一英语必修三unit4学案.doc

Unit 4 Astronomy: the science of the stars高一年级英语组王学杰2014-03-06单元目标：1 .知识目标：掌握本单元单元要点预览中的重点单词，短语和重要句型；掌握名词性从句中主语从句的用法。

2.能力目标：通过学习了解宇宙科学，地球上生命的起源和发展历程，了解万有引力、黑洞和太空旅行等天文学知识。

3.情感目标：培养学生对科学的兴趣和保护地球的意识，激发学生探究科学的热情。

|Taskl, Skimming |Reading strategy（策略）：Go through the passage quickly to get the main idea of each paragraph. Don't worry about the details and new words.Skim the passage and match the main idea with each paragraph.Para.l The formation（形成）of the earthPara.2 The importance of water for lifePara.3 A widely accepted theory about the formation of the universePara.4 The arrival of humans and their effects on the earthPara.5 The development of plants and animals on the earth|Task2.Scarniing :〔Choose the best answerl.Why was the earth different from other planets?A.It produced a lot of heat.B.The water remained.C. Water disappeared.D.It was the oldest planet.2.Why was life able to develop on the earth but not on other planets?A.The earth had a solid shape.B.The earth did not have harmful gases in its atmosphere.C.The water stayed on the earth but not on other planets.D.The earth was not too hot and not too cold.3.Why did the plants grow before animals came?A.Animals needed plants to protect them from the sun.B.Plants provided oxygen for animals to breathe.C.Animals could hide from hunters in forest.D.It was easier for plants to grow.4.What problem is caused by human beings?A. They exist everywhere on the earth.B. They cause global warming.C. They find new methods of growing crops.D.They enjoy hunting and Ashing.Reading strategy: Read the passage carefully paragraph by paragragh and try to get more information. Then answer the questions.|Para.l&2: |The formation of the universe and the earth1.About how the universe began, which theory is widely accepted?2.What form （形状）was the earth after the "Big Bang”？3.What made up the earth9s atmosphere after the earth exploded?4.1n the sentence “It exploded loudly with fire and rock. They were in time to produce carbon, nitrogen..."here "they" refers to. "In time” means__________________________ ・|Para.3: |The importance of water for lifeWhat made the earth different from the other planets is that remained on theearth.The significance of the continued presence of water is that it allowed.|Para・4 :| The development of lifel.small plants in the water 2. 3. 4. Insects on land5. 6. 7. 8.dinosaurs 9|Para.5〔: The arrival of humans and their effects on the earth1.What problems have been caused by humans to the earth?2.What does the last sentence mean?|Task4・ Post・readin^nI .From the text, we can infer （推断）except that ____ ・A.The passage tells us the scientific idea of how life began on the earth.B.It is wrong to show Aims with dinosaurs and people together.C.Finally, humans rule the world, but they are not taking care of the earth very well.D.Life began on land and then in water.II. Can you And their English in the text?1.随后他会变成什么一直无法确定直到约45亿至38亿年这团尘埃最终变成一个固体圆球。

高中英语人教版必修三教学案：Unit 4 Section 4 含答案

Ⅰ.Match the topic sentence with proper paragraph.Para.1A．We visited the moon in our spaceship!Para.2 B．When we got there, I wanted to explore immediately.Para.3 C．But returning to the earth was very frightening.Para.4 D．Before we left, Li Yanping explained to me ... the most powerful.答案：Paras.1～4ADBCⅡ.Choose the best answers according to the text.1．When we were going up, we felt ________．A．we were pressed against our seatsB．we were lighter than we are on the earthC．as if we were flyingD．the rocket was shaking strongly2．Why can't the spaceship fall back to the earth?A．Because the moon's gravity pulls it up.B．Because it is too far away from the earth.C．Because the earth has no gravity.D．Because the spaceship is not very heavy.3．When I was on the moon, I felt I was ________ than I am on the earth.A．slower B．heavierC．cleverer D．lighter4．If a baby is growing on the moon, when he grows up, he will grow ________ than he is on the earth.A．taller B．shorterC．fatter D．thinner5．The passage mainly talks about ________．A．what the moon isB．my visit to the moonC ．the difference between the earth and the moonD ．Li Yanping, my friend, who is an astronaut答案：1～5 ABDABⅠ.单词拼写1．A truck went out of control and crashed (碰撞) into the back of a bus.2．The young man knows little about Newton's law of gravity (万有引力).3．The smell of new bread floated (飘动) up from the kitchen.4．Don't pull (拉) so hard or the handle will go off.5．Britain has a temperate climate (气候)．6．Eggs are sold by weight (重量)．Ⅱ.拓展词汇1．biology n ．生物学→biologist n ．生物学家2．gentle adj .温和的；文雅的→gently ad v .温和地3．physicist n ．物理学家→physics n ．物理学→physical adj .物理的；物理学的；体力的4．extinct adj .灭绝的；绝种的→extinction n ．灭绝；绝种5．weightlessly ad v .失重地→weightless adj .失重的[巧记单词]Ⅲ.补全短语1．block out 挡住(光线)2．break out 突发；爆发3．cheer up 感到高兴；感到振奋4．now that 既然5．watch out (for) 密切注视；当心；提防6．get the hang of 熟悉；掌握；理解1．[教材原句]When we get closer to the moon, we shall feel its gravity pulling us, but it will not be as strong a pull as the earth's.当我们更接近月球时，就会感到月球的引力在拉我们。

人教版高中英语必修三unit 4 Astronomy 语言点学案含答案

高一英语必修三导学案Unit 4语言要点（模块）Ⅰ. 词性变化（旨在提供语法填空所需材料）1. violent adj.强暴的，猛烈的; →____________ n.暴力，强暴；猛烈; →____________ adv. 强暴地；猛烈地2. fundamental adj.基本(础)的n.[pl.]基本原则(法则) ; →____________ adv. 基本地；根本地; →____________ n. 基础；根本3. development n.生长，发展；新情况; →____________ vt.发展；产生vi.生长；发展; →____________ adj. 发达的→____________ adj. 发展的4. prevent vt. 预防，防止; →____________ n.预防；阻止；妨碍; →____________ adj.可防止的5. gentle adj.和蔼的；轻柔的; →____________ adv.温和地；静静地6. physics n.物理，物理学; →____________ n.物理学家; →____________l adj.身体的；物理(学)的；物质的7.harmful adj. 有害的→____________（n.）伤害→____________（反义词）8.depend v. 依靠；依赖→____________ ( n.) →____________ (adj.) →____________（反义词）9.exist v. 存在；生存→____________ (n.)10.presence n. →____________ ( n. ;adj.; v. ) ) →____________ (缺席的；不到场的)11.disappoint v. 使失望；使落空→____________ (感到失望的) →____________ (令人失望的) →____________( n.)12.gradually adv. 逐渐地→____________ (adj.)13.puzzle n; 谜；难题；v. 使迷惑→____________ adj.( 感到迷惑的)→____________ adj. ( 令人迷惑的)Ⅱ. 重点短语梳理1. go _____ （时间）前进；推移；走过2. lay _____ 下蛋3._____ one’s turn 轮到某人4. block _____ 挡住（光线）5. get the hang _____ 熟悉；掌握；理解6. watch _____ 密切注视；当心；提防7. depend_____ 依靠；依赖8. _____time 及时；终于9. give birth_____ 产生；分娩10. cheer _____ 感到高兴；感到振奋11. _____that 既然12. break _____ 爆发；突发13 as a_____of由于……的结果14. get close _____ 靠近15. be harmful _____ 对……有害16. prevent …_____ 阻止，制止17._____one’s disappointment令某人失望的是18. cool _____ 冷却19. come_____ existence开始存在；产生Ⅲ.重点词汇（旨在提供词汇综合运用材料）1. lay vt. (laid, laid, laying) 把放下；摆设；铺(地毯) ；产(蛋)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。

高中英语必修三unit4学案及答案讲课讲稿

Book3 Unit4 Period 6 编写：孙东夷3/10/2015 学习目标：A/B 1.复习并掌握本单元单词和词组 2.能拓展相关词汇并应用C 1复习并掌握本单元单词和词组2.能拓展相关词汇D.1. 复习并掌握本单元单词和词组Ⅰ.立体式复习单词A．基础单词1．________n．系统；体系；制度2．________n．宗教；宗教信仰3．________n．学说；理论4．________prep.不同，不像5．________vi.& vt.乘；增加6．________adv.因此，于是7．________n．万有引力；重力8．________adj.温和的；文雅的9．________n．气候10．________vi.& vt.碰撞，坠落11．________n．& vt.拉(力)，拖，牵引(力) 12．________vi.& vt.(使)浮动，(使)漂浮B．词汇拓展13．________adj.猛烈的；激烈的；强暴的→________n．暴力；暴行；剧烈14．________adj.基本的；基础的→________adv.根本上；完全地15．________adj.有害的→________n．危害；害处16．________vi.存在；生存→________n．存在，生存17．________n．谜；难题vt.& vi.(使)迷惑；(使)为难→________adj.令人迷惑的，困惑的→________adj.迷惑的，困惑的18．________n．地球，世界→________adj.全球性Ⅱ.递进式回顾短语A．短语互译1．________________及时，终于2．________________下蛋3．________________产生，分娩4．________________阻止，制止5．________________in one's turn 6．________________cheer up 7．________________break out 8．________________watch out 9．________________block out 10．________________now thatB．用上面短语的适当形式填空11．Do you know that crocodiles reproduce by__________？12．During the car accident，he was____________to escape from the car without being hurt. 13．The tall tree____________the sunlight.14．The war____________between the two countries.15．____________for wild animals when you go up the hills.Ⅲ.仿写式活用句型1．The earth became so_violent_that it was not clear whether the shape would last or not. 【句式仿写】他如此聪明以至于在如此短的时间就解出了那道题。

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Book3 Unit4 Period 6
编写：孙东夷3/10/2015
学习目标：A/B 1.复习并掌握本单元单词和词组 2.能拓展相关词汇并应用
C 1复习并掌握本单元单词和词组2.能拓展相关词汇
D.1. 复习并掌握本单元单词和词组
Ⅰ.立体式复习单词
A．基础单词
1．________n．系统；体系；制度2．________n．宗教；宗教信仰3．________n．学说；理论
4．________prep.不同，不像5．________vi.& vt.乘；增加6．________adv.因此，于是7．________n．万有引力；重力
8．________adj.温和的；文雅的
9．________n．气候
10．________vi.& vt.碰撞，坠落
11．________n．& vt.拉(力)，拖，牵引(力) 12．________vi.& vt.(使)浮动，(使)漂浮
B．词汇拓展
13．________adj.猛烈的；激烈的；强暴的→________n．暴力；暴行；剧烈
14．________adj.基本的；基础的→________adv.根本上；完全地
15．________adj.有害的→________n．危害；害处
16．________vi.存在；生存→________n．存在，生存
17．________n．谜；难题vt.& vi.(使)迷惑；(使)为难→________adj.令人迷惑的，困惑的→________adj.迷惑的，困惑的
18．________n．地球，世界→________adj.全球性
Ⅱ.递进式回顾短语
A．短语互译
1．________________及时，终于2．________________下蛋
3．________________产生，分娩4．________________阻止，制止5．________________in one's turn 6．________________cheer up 7．________________break out 8．________________watch out 9．________________block out 10．________________now that
B．用上面短语的适当形式填空
11．Do you know that crocodiles reproduce by__________？
12．During the car accident，he was____________to escape from the car without being hurt. 13．The tall tree____________the sunlight.
14．The war____________between the two countries.
15．____________for wild animals when you go up the hills.
Ⅲ.仿写式活用句型
1．The earth became so_violent_that it was not clear whether the shape would last or not. 【句式仿写】他如此聪明以至于在如此短的时间就解出了那道题。

He is he worked out the problem in such a short time. 2．This produced a chain reaction，which made it possible for life to develop.
【句式仿写】他每天早晨六点起床，这已成为一种习惯。

He at six every day in the morning.
3．But when I tried to step forward，I found I was carried twice as far as on the earth and fell over.
【句式仿写】新图书馆是旧图书馆的4倍大。

Our new library is the old one.
4．“Oh，dear，”I cried，“walking does need a bit of practice now that gravity has changed.”【句式仿写】既然你想提高英语口语，你应该每天说英语。

___________ _，you should speak English every day.
IV.达标练习
一、根据句意填入单词或短语的正确形式
1. The professor has brought in a good （系统）of teaching language from abroad.
2. There are many t about the origin of life.
3. Children should not be allowed to watch v movies.
4. I believe the affair is h to the company.
5. The old lady e only on coffee and bread.
6. She listened with a p expression on her face.
7. Many women plan to g babies this year.
8. Doctors say many diseases can be p spreading by washing our hands.
9. I stayed up last night, so today I can’t c.
10. N you have grown up, you should not depend on your parents.
1.If you put your heart into it，you’ll succeed _________.
2.Nothing can _______ their plans ____ being carried out.
3.She ______________ a fine healthy baby.
4.__________！Our troubles will soon be over.
5._____the rain is going to stop，we’d better get ready for the afternoon’s match.
6. I was still sleeping when the fire ___,and then it spread quickly.
7.___________ for the traffic while crossing the road.
8.Whether life will continue on the earth for millions of years to come will __________ whether this problem can be solved.
9.A clean environment can help the city bid for the Olympics，which ________ will promote its economic development.
10. What she does ________ what he told me.。