教学设计
一、 教材分析
本节课是外研版八年级英语下Module 3 Unit 2, 是一节科普阅读课。本节课主要运用现在完成时态，介绍太空，地球，太阳，太阳系，银河系，星系及与宇宙的关系，以及目前人类探索太空的一些实践活动。本节是在第一单元引入完成时态讲解了对火星的探测之后，让学生在本单元加强理解和运用。
二、学习目标（learning goals)：
1 掌握正确阅读方法，能够通过跳读迅速抓取文章的主题，读懂以太空为主题的简单文章并识别细节做出正误判断。能理解整篇短文。
2 能通过反复阅读和理解对课文进行复述。
3通过了解中国在太空探索领域取得的伟大成就,增强民族自豪感,通过太空知识的学习,培养学生对天文知识的兴趣和对未知事物的探索精神.
三、教学重难点
重点：读懂文章，理解大意，抓取信息，回答问题。
难点：能够用现在完成时对文章进行复述。
四、活动方式
自主活动,二人或四人小组合作探究
五、教学过程
1.Lead-in
利用图片，教师提出问题，启发学生思考，导入新课
Chinese scientists have done a lot to explore space. Shenzhou-9 is a manned spaceship.
Lead in .
2.Show the learning goals .让学生明确本节课的目标，做到有的放矢。
While-reading
1）Listen carefully and choose the best title for the passage. 可以二人或四人探讨
Read fast and find out the key sentences of each paragraph.
2）Read carefully
Say true or false . Remember you need to correct the false one.T
a. True or false
1. The Earth is a star.
2. The Sun is a star.
3. There is more than one galaxy.
4. The light from stars has taken a long way to reach us.
5. They ’ve received many messages from space.
6. They ’ve visited most of the universe.
b. Read carefully again and answer some questions about the passage:
1.Have we found life on Mars?
2.How many planets are there in the solar system?
3. Why don’t scientists think they’ll find life on the other planets?
4.Is there life out there in space?
3）Watch the cartoon. Pay attention to the intonation(语调) and try to understand the words.
4 Post-reading Retell the passage.
a: Read the passage again and again.
b: Try to retell the passage according to PPT.
Ss No.2 Fill in the blanks. 二号学生通过填空的形式 题目较容易， 他们易于接受。
Anyone out there?
Scientists think that_________ life on the earth for___________ years. However, we ____________ life on __________ yet.
The earth is a ______ and it _____ the sun._______ other planets___________ the Sun. The sun and its planets are called _____________.Our solar system is part of ________________.
Scientists____________ many other_______ in the universe. So it is ________ to imagine __________ the universe is.
Scientists _________spaceships to the planet Mars___ take photos. They ________spaceships to travel outside the solar system.
_______ life out there in space? Why has no one______________ us?
Ss No.1 Look at the screen and retell according to the words and phrases. 一号学生根据屏幕上所给的关键词和短语复述，题目稍有难度，能够锻炼这部分学生的表达能力。
C: 复述成果检测 利用PPT图片，
二号学生上台指屏幕展示，一号学生每段一人展示。
5 Test yourself 当堂检测，竞赛形式，抢答。
一 单词拼写 5分
1. We need a quiet ______(环境)to study for a coming exam.
2. I think every child should _____(交流) with his parents.
二根据汉语提示完成句子.14分
1.地球是一颗行星，它围绕着太阳转动。
The earth is a _______and it ______ _____ the sun.
2. 其他七大行星也围绕太阳转动。
______ _____ _______ also go around the sun
3. 科学家们已经在宇宙中发现了许多其他的星系。
Scientists have _______ _____ _____ galaxies in the _______.
三 词汇应用 6分
Scientists think that there _______(be)life on the earth for ________(billion) of years. However, we _______(not find) life on any other planets yet.
(小组交换, 批阅加分)
四 翻译 1. 我们还没有在其他行星上发现生命。（yet)5分
6 Homework 分层次布置作业为第三单元的模块任务做准备——Making a poster about space travel
Search for information on space travel.(with words and pictures) No.2
Write a passage to describe the information on space travel. No.1
Ending【结束语】Wish you could “find life” on other planets!
You’re studying not only for yourself but for the “life” ！激发学生努力学习，探索未知，报效祖国的民族自豪感。
Test yourself
一 单词拼写 5分
1. We need a quiet ______(环境)to study for a coming exam.
2. I think every child should _____(交流) with his parents.
二根据汉语提示完成句子.14分
1.地球是一颗行星，它围绕着太阳转动。
The earth is a _______and it ______ _____ the sun.
2. 其他七大行星也围绕太阳转动。
______ _____ _______ also go around the sun
3. 科学家们已经在宇宙中发现了许多其他的星系。
Scientists have _______ _____ _____ galaxies in the _______.
三 词汇应用 6分
Scientists think that there _______(be)life on the earth for ________(billion) of years. However, we _______(not find) life on any other planets yet.
课件18张PPT。Module 3Journey to space
Chinese scientists have done a lot to explore(探索） space.
Shenzhou-9 is a manned spaceship.载人飞船王亚平聂海胜张晓光Unit 2We have not found life
on any other planets yet. 学习目标（learning goals)：
1 掌握正确阅读方法，能够通过跳读迅速抓取文章的主题，读懂以太空为主题的简单文章并识别细节做出正误判断。能理解整篇短文。
2 能通过反复阅读和理解对课文进行复述。
3通过了解中国在太空探索领域取得的伟大成就,增强民族自豪感,通过太空知识的学习,培养学生对天文知识的兴趣和对未知事物的探索精神.
1. Anyone out there?
2. Life on Earth
3. The sun and other stars
4. The stars at nightListen carefully and choose the best title for it. 阅读策略：迅速浏览全文，抓出每段的关键句注意首句和尾句。1. The Earth is a star.
2. The Sun is a star.
3. There is more than one galaxy. 4. The light from stars has taken a long way to
reach us.
5. They ’ve received many messages from space.
6. They ’ve visited most of the universe.a planet.haven’thaven’t Read carefully and say True(T) or false(F). Why?阅读心得：通览全文，“对症下药”Read carefully again and answer some questions about the passage:1.Have we found life on Mars?2.How many planets are there in the solar system?3. Why don’t scientists think they’ll find life on the other planets? 4.Is there life out there in space?No, we haven’t.Eight.We don’t know , we have not found life on other planets .Because none of them has an environment like that of the earth.Retell Anyone out there?lAnyone out there?
Scientists think that_________ life on the earth for___________ years. However, we ____________ life on __________ yet.
The earth is a ______ and it _____ the sun._______ other planets___________ the Sun. The sun and its planets are called _____________.Our solar system is part of
________________.
Scientists____________ many other _______ in the universe. So it is ________ to imagine __________ the universe is.
Scientists _________spaceships to the planet Mars___ take photos. They ________spaceships to travel outside the solar system.
_______ life out there in space? Why has no one__________________ us?
there has been hundreds of millions ofany other planetsSevenplanetthe Milky Waygalaxiesimpossiblehave senthave even sentIs therecommunicated withgoes around have discovered haven’t foundgo aroundhow largetothe solar system根据汉语提示完成句子1.地球是一颗行星，它围绕着太阳转动。
The earth is a _______and it ______ _____ the sun.
2. 其他七大行星也围绕太阳转动。
______ _____ _______ also go around the sun.
planetSeven other planetsgoes around3. 科学家们已经在宇宙中发现了许多其他的星系。
Scientists have _______ _____ _____ galaxies in the _______ .
discovered many otheruniverse4. The solar system is ___ ___ ____ ____
our galaxy.(一小部分）a small part of 单词拼写5分1. We need a quiet ______ (环境)to study for a coming exam.
2. I think every child should _____ (交流) with his parents.environmentcommunicate词汇应用Scientists think that there _______(be)life on the earth for ________(billion) of years. However, we __ _____ (not find) life on any other planets yet.has beenbillionshaven’t foundHomework1 Search for information on space travel.(with words and pictures)No.2
2 Write a passage to describe the information on space travel. No.1
?
Wish you could “find life”
on other planets!
You’re studying not only
for yourself but for the “life” Thank you!
