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英语Unit 3 Language in use教案设计
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这是一份英语Unit 3 Language in use教案设计，共6页。教案主要包含了教学目标，教学重点及难点，教学准备，教学过程，板书设计等内容，欢迎下载使用。
教学设计
一、教学目标
1. 能掌握本单元的单词和短语：grup, light, impssible, take, ut, cmmunicate
2. 重点句型：
Hwever, we have nt fund life n any ther planets yet.
Scientists have als discvered many ther galaxies in the universe.
3. 能够读懂以太空为主题的简单文章并能识别细节，做出正误判断。
4. 通过了解中国在太空探索领域取得的伟大成就，形成民族意识和民族自豪感。
5. 能够用现在完成时谈论最近发生的事情。
6. 能根据图片完成与主题相关的写作任务。
二、教学重点及难点
重点：
识别文章的主题，能读懂以太空为主题的简单文章并识别细节信息。
难点：
1. 能区分现在完成时与一般过去时的区别并灵活运用。
2. already，just，yet在现在完成时中的应用。
三、教学准备
1. 多媒体设备和课件。
2. 教学光盘。
四、教学过程
Step Ⅰ Warming-up
Watch and discuss
Ss watch the vide Space Travel and talk abut the universe.
What d yu knw abut the universe?
What planet have humans already been t?
设计意图：通过观看有关太空探索的视频，让学生初步了解太空知识。再通过问题的讨论与思考，进一步引出本单元话题，激发学生的学习兴趣。
Step Ⅱ Pre-reading
Activity 1
Ss wrk in pairs, lk at the picture in Activity 1 and talk abut what they knw abut Chinese spaceships.
设计意图：增强学生的话题意识，弥补信息不足，扩充词汇，为阅读理解做准备。
New wrds
1. Ss learn the new wrds in unit 2 and read them tgether.
2. Ss read the wrds in pairs and ask the teacher fr help if they have difficulties.
3. T and Ss check the prnunciatin tgether.
设计意图：学习新单词，为学习对话做铺垫。
4. Ss read sme new wrds, then match them with pictures.
5. T check the answers as a whle class.
6. Ss put the wrds and phrases in right rder.
设计意图：通过设置连线和排序题目，帮助学生加深对词汇的理解，为后面阅读课文做准备。
Step Ⅲ While-reading
Listen and read
1. T plays the recrding and Ss listen t it carefully.
2. T asks Ss t read thrugh the passage, and then read the text tgether.
Fast reading
1. T asks Ss t read the passage quickly and try t match the headings with the paragraphs.
Paragraph 1 The scientists’ prgress (进程)
Paragraph 2&3 The scientists’ questins
Paragraph 4 The slar system and the universe
Paragraph 5 The life n earth and ther planets
2. T asks Ss t read Para1 and 5 quickly and chse the title.
The best title fr the passage __________.
(1) Anyne ut there?
(2) Life n the earth
(3) The sun and ther thers
(4) The stars at night
设计意图：通过快速阅读，帮助学生掌握每个段落的大意，理解文章的框架结构。
Careful reading
1. Read Para 1 carefully and answer the questin.
Hw many years has there been life n the earth?
2. Read Para 2 quickly and answer the questin.
Why dn’t scientists think they will find life n ther planets?
3. Read Para 2 carefully again and fill.
The earth is a ______.
The sun is a ________.
The sun and its eight planets are called ____________.
Our galaxy is called ______________.
There are many ther galaxies in the ________.
4. Read Para 3 carefully and talk abut the picture.
5. Read Para 4 carefully and answer the questins.
Have scientists sent the spaceships t ther places?
Where?
6. Read Para 5 and discuss the questins.
With s many stars in the universe, are we alne?
Is there life ut there in space?
Have there been visitrs t the earth frm ther planets?
Why has n ne cmmunicated with us?
设计意图：通过精读，分段阅读，帮助学生理解文章的细节信息。
Step = 4 \* ROMAN IV Pst-reading
Activity 3 &4
Ss clse the bks and finish Activity 3 and 4, then check the answers with their partners.
设计意图：通读课文做练习，完成对知识的输出，培养知识输出的能力。
Retell
Ss fill in the blanks and then retell the passage accrding t the mind-map.
设计意图：通过思维导图的方式让学生复述文章内容，帮助学生整体把握文章结构，加深对文章整体内容的理解。
Language pints
T explains sme language pints.
1. Scientists think that there has been life n the earth fr hundreds f millins f years.
本句中的hundreds f millins f表示“数以亿计的”。
【拓展】hundred, thusand与millin：
hundred 百，thusand 千，millin 百万，这几个词前面有具体的数词（ne, tw…）修饰时，不能在它们的后面加 s 和 f。hundred，thusand，millin，billin等数词表示不确切的数目时，在词尾加 s，且和 f 连用，表示“数百”、“数千”、“数百万”、“数十亿计的”。这几个带f的短语前不能加具体数字，可以加 sme，several，hundreds f 等。
2. Nne f them has an envirnment like that f the earth…
nne做代词，意为“没有人；一个也没有；没有任何东西”。
【拓展】nne与n ne：
nne表示“没有任何”，不仅指人也可指物，其后常接f短语，构成“nne f+名词/代词”结构，当名词或代词为复数时，谓语动词用单复数均可，通常回答hw many/hw much引起的问句。
n ne=nbdy表示“没有人”，指人，不能接短语，当它做主语时，谓语动词用第三人称单数，通常回答wh引起的问句。
3. It is impssible t imagine.
impssible形容词，意为“不可能的；（事情）办不到的”，它是由pssible（可能的）加上否定前缀im-构成的形容词。It is impssible (fr sb.) t d sth. 意为“（对某人来说）做某事是不可能的”。
Activity 5
1. Ss lk at the picture frm a science stry fr children and answer the questins.
T: Please imagine and talk abut these questins in grups.
设计意图：联系实际，培养学生的英语口语交际能力和合作能力。
Activity 6
1. T asks Ss t write a passage t describe the picture in Activity 5.
T: OK. Nw please write a passage t describe the picture. Use yur answers t the questins in Activity 5 t help yu. Ss wrk in pairs, check the cmpsitin with each ther and give suggestins t make the writing better. Chse sme excellent nes t shw in class and even in schl.
设计意图：学生在上一活动基础上进行连句成篇，提高写作能力。学生互相检查作文并提出修改意见，提高学生英文写作的主动性。
2. T shws ne pssible versin and gives sme instructins.
设计意图：通过小组合作探究，学生在写作过程中可以相互纠正错误。
Exercises
T asks Ss t d the exercises.
一、根据句意写单词。
1. Everyne knws ______ travels much faster than sund.
2. ______ f us like this bad TV prgramme.
3. The flwers will _____ well if they get enugh water.
4. The slar system is a small part f ur________.
5. We haven’t ________ life n ther planets yet.
二、句型转换。
1. I have been t America befre.（变成一般疑问句）
___________________________________________
2. have, finished, nt, I, hmewrk, my（连词成句）
___________________________________________
3. She ___________the Great Wall twice. （选 has gne t / has been t 填空）
4. I think he will cme t yur birthday party.（改为否定句）
I ______ ______ ____ _____ cme t yur birthday party.
Cultural Backgrund
T intrduces the knwledge abut the names f the days f the week.
设计意图：通过展示一周中每一天的名字的相关内容，帮助学生了解天文与日常生活的关系。
Step V Summary
The earth:
There has been life n it fr hundreds f millins f years.
Seven ther planets:
There is n life n them.
Nne f them has an envirnment like that f the earth.
Scientists:
They have discvered many galaxies.
Scientists have sent spaceships t Mars and even utside the slar system.
We haven’t fund any life n ther planets and n ne has cmmunicated with us yet.
设计意图：加强对课文的理解，培养总结课文的能力。
Step VI Hmewrk
1. Search the Internet t find ut the English names f the planets in the slar system.
2. Search the Internet t what Chinese have dne t explre the space.
五、板书设计
Mdule 3
Unit 2 We have nt fund life n any ther planets yet.
hundreds f millins f far enugh in space be called
Hwever, we have nt fund life n any ther planets yet.
Scientists have als discvered many ther galaxies in the universe.
教学设计
一、教学目标
1. 能掌握本单元的单词和短语：grup, light, impssible, take, ut, cmmunicate
2. 重点句型：
Hwever, we have nt fund life n any ther planets yet.
Scientists have als discvered many ther galaxies in the universe.
3. 能够读懂以太空为主题的简单文章并能识别细节，做出正误判断。
4. 通过了解中国在太空探索领域取得的伟大成就，形成民族意识和民族自豪感。
5. 能够用现在完成时谈论最近发生的事情。
6. 能根据图片完成与主题相关的写作任务。
二、教学重点及难点
重点：
识别文章的主题，能读懂以太空为主题的简单文章并识别细节信息。
难点：
1. 能区分现在完成时与一般过去时的区别并灵活运用。
2. already，just，yet在现在完成时中的应用。
三、教学准备
1. 多媒体设备和课件。
2. 教学光盘。
四、教学过程
Step Ⅰ Warming-up
Watch and discuss
Ss watch the vide Space Travel and talk abut the universe.
What d yu knw abut the universe?
What planet have humans already been t?
设计意图：通过观看有关太空探索的视频，让学生初步了解太空知识。再通过问题的讨论与思考，进一步引出本单元话题，激发学生的学习兴趣。
Step Ⅱ Pre-reading
Activity 1
Ss wrk in pairs, lk at the picture in Activity 1 and talk abut what they knw abut Chinese spaceships.
设计意图：增强学生的话题意识，弥补信息不足，扩充词汇，为阅读理解做准备。
New wrds
1. Ss learn the new wrds in unit 2 and read them tgether.
2. Ss read the wrds in pairs and ask the teacher fr help if they have difficulties.
3. T and Ss check the prnunciatin tgether.
设计意图：学习新单词，为学习对话做铺垫。
4. Ss read sme new wrds, then match them with pictures.
5. T check the answers as a whle class.
6. Ss put the wrds and phrases in right rder.
设计意图：通过设置连线和排序题目，帮助学生加深对词汇的理解，为后面阅读课文做准备。
Step Ⅲ While-reading
Listen and read
1. T plays the recrding and Ss listen t it carefully.
2. T asks Ss t read thrugh the passage, and then read the text tgether.
Fast reading
1. T asks Ss t read the passage quickly and try t match the headings with the paragraphs.
Paragraph 1 The scientists’ prgress (进程)
Paragraph 2&3 The scientists’ questins
Paragraph 4 The slar system and the universe
Paragraph 5 The life n earth and ther planets
2. T asks Ss t read Para1 and 5 quickly and chse the title.
The best title fr the passage __________.
(1) Anyne ut there?
(2) Life n the earth
(3) The sun and ther thers
(4) The stars at night
设计意图：通过快速阅读，帮助学生掌握每个段落的大意，理解文章的框架结构。
Careful reading
1. Read Para 1 carefully and answer the questin.
Hw many years has there been life n the earth?
2. Read Para 2 quickly and answer the questin.
Why dn’t scientists think they will find life n ther planets?
3. Read Para 2 carefully again and fill.
The earth is a ______.
The sun is a ________.
The sun and its eight planets are called ____________.
Our galaxy is called ______________.
There are many ther galaxies in the ________.
4. Read Para 3 carefully and talk abut the picture.
5. Read Para 4 carefully and answer the questins.
Have scientists sent the spaceships t ther places?
Where?
6. Read Para 5 and discuss the questins.
With s many stars in the universe, are we alne?
Is there life ut there in space?
Have there been visitrs t the earth frm ther planets?
Why has n ne cmmunicated with us?
设计意图：通过精读，分段阅读，帮助学生理解文章的细节信息。
Step = 4 \* ROMAN IV Pst-reading
Activity 3 &4
Ss clse the bks and finish Activity 3 and 4, then check the answers with their partners.
设计意图：通读课文做练习，完成对知识的输出，培养知识输出的能力。
Retell
Ss fill in the blanks and then retell the passage accrding t the mind-map.
设计意图：通过思维导图的方式让学生复述文章内容，帮助学生整体把握文章结构，加深对文章整体内容的理解。
Language pints
T explains sme language pints.
1. Scientists think that there has been life n the earth fr hundreds f millins f years.
本句中的hundreds f millins f表示“数以亿计的”。
【拓展】hundred, thusand与millin：
hundred 百，thusand 千，millin 百万，这几个词前面有具体的数词（ne, tw…）修饰时，不能在它们的后面加 s 和 f。hundred，thusand，millin，billin等数词表示不确切的数目时，在词尾加 s，且和 f 连用，表示“数百”、“数千”、“数百万”、“数十亿计的”。这几个带f的短语前不能加具体数字，可以加 sme，several，hundreds f 等。
2. Nne f them has an envirnment like that f the earth…
nne做代词，意为“没有人；一个也没有；没有任何东西”。
【拓展】nne与n ne：
nne表示“没有任何”，不仅指人也可指物，其后常接f短语，构成“nne f+名词/代词”结构，当名词或代词为复数时，谓语动词用单复数均可，通常回答hw many/hw much引起的问句。
n ne=nbdy表示“没有人”，指人，不能接短语，当它做主语时，谓语动词用第三人称单数，通常回答wh引起的问句。
3. It is impssible t imagine.
impssible形容词，意为“不可能的；（事情）办不到的”，它是由pssible（可能的）加上否定前缀im-构成的形容词。It is impssible (fr sb.) t d sth. 意为“（对某人来说）做某事是不可能的”。
Activity 5
1. Ss lk at the picture frm a science stry fr children and answer the questins.
T: Please imagine and talk abut these questins in grups.
设计意图：联系实际，培养学生的英语口语交际能力和合作能力。
Activity 6
1. T asks Ss t write a passage t describe the picture in Activity 5.
T: OK. Nw please write a passage t describe the picture. Use yur answers t the questins in Activity 5 t help yu. Ss wrk in pairs, check the cmpsitin with each ther and give suggestins t make the writing better. Chse sme excellent nes t shw in class and even in schl.
设计意图：学生在上一活动基础上进行连句成篇，提高写作能力。学生互相检查作文并提出修改意见，提高学生英文写作的主动性。
2. T shws ne pssible versin and gives sme instructins.
设计意图：通过小组合作探究，学生在写作过程中可以相互纠正错误。
Exercises
T asks Ss t d the exercises.
一、根据句意写单词。
1. Everyne knws ______ travels much faster than sund.
2. ______ f us like this bad TV prgramme.
3. The flwers will _____ well if they get enugh water.
4. The slar system is a small part f ur________.
5. We haven’t ________ life n ther planets yet.
二、句型转换。
1. I have been t America befre.（变成一般疑问句）
___________________________________________
2. have, finished, nt, I, hmewrk, my（连词成句）
___________________________________________
3. She ___________the Great Wall twice. （选 has gne t / has been t 填空）
4. I think he will cme t yur birthday party.（改为否定句）
I ______ ______ ____ _____ cme t yur birthday party.
Cultural Backgrund
T intrduces the knwledge abut the names f the days f the week.
设计意图：通过展示一周中每一天的名字的相关内容，帮助学生了解天文与日常生活的关系。
Step V Summary
The earth:
There has been life n it fr hundreds f millins f years.
Seven ther planets:
There is n life n them.
Nne f them has an envirnment like that f the earth.
Scientists:
They have discvered many galaxies.
Scientists have sent spaceships t Mars and even utside the slar system.
We haven’t fund any life n ther planets and n ne has cmmunicated with us yet.
设计意图：加强对课文的理解，培养总结课文的能力。
Step VI Hmewrk
1. Search the Internet t find ut the English names f the planets in the slar system.
2. Search the Internet t what Chinese have dne t explre the space.
五、板书设计
Mdule 3
Unit 2 We have nt fund life n any ther planets yet.
hundreds f millins f far enugh in space be called
Hwever, we have nt fund life n any ther planets yet.
Scientists have als discvered many ther galaxies in the universe.
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