吉林省舒兰市第一中学高中英语必修3导学案：Unit 4 Astronomy the science of the stars 3

[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。

Book3 Unit4 Period2编写：李慧学习目标：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。

Astronomy:the science of the stars 编号001【学习目标】s tudents understand the text’s forms and contents and learn about festival Astronomy【教学重点】 the words and the expressions in the text【教学难点】 How to enable the students to grasp the usages of words and in order to and understand some difficult and long sentences .【知识链接】科学家透露：宇宙可能有两个我们的宇宙和一个"隐藏的"宇宙共同"镶嵌"在"五维空间"中。

在我们的宇宙早期，这两个宇宙发生了一次相撞事故，相撞产生的能量生成了我们宇宙中的物质和能量。

【自主预习】Do you know how the universe began?In the 1920s in California, astronomer Edwin Hubble observed distant galaxies using an extremely powerful telescope. He made two mind-boggling (unbelievable) discoveries.First, Hubble figured out that the Milky Way isn’t the only galaxy. He realized that faint, cloud-like objects in the night sky are actually other galaxies far, far away. The Milky Way is just one of billions of galaxies.Second, Hubble discovered that the galaxies are constantly moving away from each other. In other words, the universe is expanding. The biggest thing that we know about is getting bigger all the time.A few years later, Belgian astronomer Georges Lemaître used Hubble‘s amaz【自学检测】a cloud of energetic dust____________ combine into__________become violent__________________ the solid surface____________explode loudly________________ produce the water vapor____________make the earth’s atmosphere__________________cool down______________ be different from_____________ disappear from_______________show one’s quality___________________dissolve harmful gases______________________, develop life______________encourage the development of…_________________ produce young______________lay eggs______________spread all over the earth__________________, move around____________, go by___________ prevent…from…______________escape from… into…________________, become hot_______depend on…_____________________【预习疑问】【课堂探究】Task 1 Scanning the text to answer the questions below .1. What is the original earth’s atmosphere made up of?2. What is the fundamental to the development of life?3. Which kind of life-being first appeared on the earth, plants or animals?4.Choose the main idea for each paragraph( )The arrival of humans and their impact on the earth.( )The formation of the earth.( )The development of plants and animals on the earth.( )A widely accepted theory about the formation of the universe.( )The importance of water for life.Task 2Detailed reading•（）A Insects and amphibians appeared.•（）B Dinosaurs appeared.•（）C The earth became a solid ball.•（）D Small plants grew on the water.•（）E Reptiles appeared.•（）F Plants began to grow on dry land.•（）G The earth was a cloud of dust.•（）H Water appeared on the earth.•（）I Shellfish and other fish appeared.•（）J The universe began with a “Big Bang”.•（）K Clever animals with hands and feet appeared.•（）L Mammals appeared.Task 3 Post readingAfter reading the passage, discuss the following questions.1. Why was the earth different from the other planets?2. Why is it wrong to show films with dinosaurs and people together?【总结反思】a cloud of energetic dust（具有能量的尘埃）, combine into…（合成……）, move around the sun（环绕太阳运转）, become violent（变得激烈）, the solid surface（固体表面）, explode loudly（猛烈爆炸）, in time（及时，最终）, produce the water vapor（产生水蒸汽）, make the earth’s atmosphere（构成了地球的大气层）, cool down（冷却）, on the surface （在表面）, be different from…（与……不同）, go round the sun（环绕太阳运转）, disappear from…（从……消失）, stay on…（存留在……）, show one’s quality（显现某人的特性）, dissolve harmful gases（分解，溶解有害气体）, become part of…（变成……的一部分）, develop life（发展生命）, grow in the water（在水里生长）, fill… with…（用……来填充……，充满了……）, encourage the development of…（鼓励……的发展）, millions of years later（几万年以后）, live on land（在陆地上生活）, live in the sea（在海里生存）, grow into forests（长成森林）, produce young（生出幼仔）, lay eggs（下蛋）, animals with hands and feet（长着手脚的动物）, spread all over the earth（遍布全世界）, develop new methods（发展了新的方法）, grow food（种植）, move around（迁徙）, go by（过去，推移）, take care of…（在意……，照看好……）, put…into…（把……带入，放入……）, prevent…from…（防止……做……）, escape from… into…（从……逃离到……）, become hot（变热）, depend on….（依靠，依赖，取决与……）, solve a problem（解决一个问题）1.carbon, nitrogen, water vapour, and other gases2.Water3.At first, small plants began to appear on the surface of the water, they produce oxygen, which encouraged the later development of early shellfish and all sorts of fish.5-2-4-1-38-10-3-5-9-7-2-4-6-1-12-11Post readingBecause the water remained on the earth.Because dinosaurs died out long before human beings developed on the earth.。

必修3 Unit 4 Astronomy: the science of the stars学习目标：在理解课文的基础上掌握重点单词和短语的用法。

学习重点：学会正确使用重点单词和短语。

学习难点：能辨别常用动词词组的意思并会使用重点句式。

学习过程：自主学习1. exist vi. 存在；生存exist on= live on靠……为生 exist by靠…生存拓展：The wild man __________hunting wild animal in the forest.翻译：It was impossible for them to ________such a small income.翻译：2. escape v. & n.逃跑，逃离escape+ n./doing sth.逃脱了/避免了…… escape from/out of...从……逃跑We were lucky to escape being punished.翻译：Gas is escaping from the pipe.翻译：3. mass n. (聚成一体的)团;块;大多数; 质量; 群众; 大量a mass of =masses of 大量的。

其后接可数名词和不可数名词均可。

由它构成的词组作主语时，谓语动词的数取决于 mass 或 masses。

例如：There are masses of ice in the river. 翻译：There is a mass of children in the yard. 翻译：4.break out 突发；爆发。

break up 关系的破裂，打碎；解散；放假break down (机器的）故障；(精神、身体)崩溃；(谈判，计划)失败break off 停止，中断 break in 闯入；插话break into 强行进入某处；突然开始(大笑、欢呼等)break through 突破；强行穿过1）He said his computer ＿＿＿＿＿．2 The ice began to ＿＿＿＿ on the river．3）Last night somebody ＿＿＿＿ Mr Brown's house and took away many things．4）A fire＿＿＿＿ after we had gone home．5）After the heavy rain the sun ＿＿＿＿ the clouds．5. in time 及时；最终,早晚；on time 准时；They were just in time for the bus翻译：The train pulled in（到站）on time. 翻译：6. unlike 介词，不同，不像＝not like;different from不像……；和……不同dislike 讨厌，不喜欢His son is unlike him。

Unit 4 Astronomy：the science of the stars【学习目标】1。

熟读课文了解地球生命的发展史。

2. 学会分析长短句子。

背诵下列词组和句子（在文章中找到以下短语翻译并背诵.)think about _________，in solar system _______, are interested in _______the origin of life _______, on earth _________，religion and culture________a widely accepted theory ___________，in all directions _________，a cloud of dust__________, become violent___________，settle into __________the solid globe _____________，in time____________，explode loudly___________,produ ce the water vapor__________, cool down____________ on other planets ___________make the earth’s atmosphere_________, , on the surface__________，be fundamental to _____________,dissolve harmful gases into the ocean ________,a chain reaction ________，f ill… with…__________，grow on land _______.land animals __________encourage the development of…___________，live on land_____________live in the sea___________, grow into forests_____________,for the first time __________produce young___________，lay eggs_________,remain a mystery ___________. be different from _________ in the past _________give birth to _________ produce milk __________animals with hands and feets _________spread all over the earth_____________，in their turn _____，take care of___________，put…into…_____________,prevent…from…________escape from… into…_____________as a result of this ______become too hot to live on _________depend on…____________solve a problem_________________一。

新课程英语必修3Unit 4 Astronomy导学案一．请根据音标拼写单词/ sist m/ /vai l nt / / nlaik // igzist / / p zl / / pul// ha:mfl / / iri / / lei egz // privent fr m / /breik ut / / i p/二．exist【寓词于境】仔细阅读下列句子，并试着总结exist的含义及用法。

1. Does life exist on other planets?2. Mike can’t exist on the money he’s earning.3. The species of bird now exists only in Australia.4. There still exist several questions to be solved.【自我归纳】exist作不及物动词，意为“_____”（句1～句4）。

exist on sth.（句2），意为“靠……为生”，exist in ... （句3）意为“存在于……中”，exist还可以与there组成There exists ... （句4）的结构，意为“那里存在……”。

【即学即练】翻译下列句子。

1. 不存在电脑能取代人类的可能。

2. 没有食物或水我们就不能生存。

puzzle【自我归纳】puzzle作名词，意为“________”puzzle作动词，意为“_____’’【拓展】puzzling adj. 意为“令人困惑的，令人费解的”，多修饰物。

puzzled adj. 意为“困惑的，迷惑不解的”，多修饰人。

如：The whole thing is very puzzling. I don’t understand how he escaped from the prison. The children are puzzled about how the world came into existence.【即学即练】用puzzle的适当形式填空。

教课方案名称Language point执教者孟佳慧课1基本信息时所属教材目录必修三 unit4 Astronomy:thescience of the stars教材解析学情解析教课目标教课重难点教课策略与设计说明本单元的语言技术和知识几乎都环绕“the science of thestars ”这一中心话题设计的。

内容上从天文学谈到地球，及去太空旅游的目的，困难和准备。

有一系列的相关单词短语需要掌握。

学生对本单元的主题不太熟习，认识的不多，因此要增添这方面的阅读资料，训练阅读能力的同时扩大知识面。

知识与能力目标可以娴熟运用要点单词短语提升学生参加踊跃性，让学生在轻松的氛围中过程与方法目标完成教课感情态度与价值认识太空宇宙知识的相关词汇，培育学生对天观目标文学的热爱要点考纲领求的要点词语结构的复习运用难点做题方法的训练和语言综合运用能力的提升主要采纳任务型教课方法，给学生部署任务让他们自己交流商议再由老师发问，其余学生进行增补，全班进行增补说明的方法。

这样可以让学生动起来，同时作为高中学生基本上拥有必定的总结解析能力，要让他们在课堂充分动起来。

教课过程教课环节教师活动学生活动设计（注明每企图个环节预设的时间）回忆课文1 ask some students to recall the所学development of life on the earth.the following words and phrases1. 天文学2.大气层3. 太阳系4.强烈的(5min)65爆炸固体7及时8表面9有害的10发展11 伸展12列席13 阻挡14依靠主题及重Make summary点单about the text词，可and recite the以简new words in单表this unit达关于天文学的观点Step2Discovering useful wordsand expressions 1. Open the book and read the text. Atfirst let students finish theexercise on page 28 .Then check theanswer with the whole class.This part is培养consolidation学生of the words的能learnt in this力，引unit. Ask the出本students to do节课the exercises内容。

Book3 Unit 4 Astronomy: the science of the stars语言运用导学案[使用说明与学法指导]1. 自主学习： （课前）理解、记忆和提炼重要单词、短语和重点句式的用法。

不明白的地方，用红笔标出, 准备质疑讨论。

2. 课后训练: 通过练习加强巩固所学知识。

[学习目标] 自主学习，合作探究；学会在适当语境和情景下正确使用本单元的列出的知识点。

【自主学习】Task I: Put the following words and phrases into Chinese:单词：1. 系统 n. ___________2. 理论 n ___________3. 猛烈的; 激烈的 __________4. 不像…不同于 prep __________5. 有害的 adj. ____________6. 存在 vi ______________7. 使困惑 vt ______________词组：8. 及时; 终于______________ 9. 下蛋 _________________10. 产生; 分娩_____________ 11. 轮到某人 _______________12. 阻止; 制止______________ 13. 感到高兴; 感到振奋 _____________14. 既然 ________________ 15. 突发; 爆发_____________16. 密切注意; 当心; 提防Task II : Structure analysis:1. They were in time to produce carbon dioxide, nitrogen, water vapour and other gases, which were to make the earth’s atmosphere.(P25-10)译文：__________________________________________________________________。

必修三Unit 4 Astronomy: the science of the stars语法导学案学习目标：1. 掌握主语从句的基本概念；2. 能从句中找出主语从句，并翻译句子；3. 能够概括出主语从句的引导词；4. 学会根据句意选择恰当的引导词。

教学步骤：Step 1: revision一．①用适当的连接词填空②将句子翻译成汉语③划出句子中的从句并搞清楚它在句中作什么成份。

1.We want to know ________ we can do to help the poor girl.2.I believe ________ you have done your best and _______ everything will be better.3.The teacher feels it necessary _________ he should spend more time learning English.4.It depends on________ you can pass the exam.5.I’m not sure ________ he will come here6.The trouble is _________ I can’t find the solution to the problem.7.The question is _________ he can finish the task alone.8.I was very late for school this morning. That’s ________ I stayed up too late last night.9.He was ill last week. That’s ________ he didn’t go to school.10.It seems _________ our team is going to win.Step 2 leading-in一．underline the subjects in the following sentences划出句子中的主语1. A tree has fallen across the road.2. You are a student.3. To find your way can be a problem.4. Smoking is harmful to you.5. What she said is not yet known.6. That we shall be late is certain.7. It’s certain that we shall be late.二．Find all the examples in the reading where noun clauses are used, then translate them into Chinese and find out what clauses they are.找出课文中所有的名词性从句，翻译成汉语并搞清楚它们是什么从句。