新人教版八年级英语下册第七单元第一课时-教案.doc

八年级英语(下)第7单元第1课时
Unit 7 What’s the highest mountain in the world?
Section A 1a—2d
一、【教材分析】
教学目标知识
目标
1. 学习并掌握下列单词：
square, meter, deep, desert, population, Asia, tour, tourist, wall, amazing, ancient, protect, wide
2. 能正确使用以下常用表达：
feel free, as far as I know ，any other mountain, in the world, all the salt lakes, the highest mountain, has the biggest population, over 300 years old, as big as, 8,850 kilometers long, the ancient emperors, as you can see, man-made objects,
3. 能熟练掌握并使用下列重点句式：
1）—What’s the h ighest mountain in the world ? —Qomolangma.
2）—How long is the wall? — It’s about 8,850 kilometers long .
3) China has the biggest population in the world. It’s a lot bigger than the population of the US.
能力
目标
能听懂和谈论有关地理和自然的话题。

情感
目标
培养学生热爱大自然，保护环境的意识。

教学重点Talk about geography and nature .
教学难点正确使用本课时常用表达；听力训练。

教学方法情景教学法；任务型教学法。

二、【教学流程】
环节师生活动
I. Preparation
准备1．检查单词预习情况：教师结合学生读的状况，适当领读，并帮助学生正音。

教师根据构词法知识，帮助学生识记单词。

square, meter, deep, desert, population, Asia, tour, tourist, wall, amazing, ancient, protect, wide
2．复习检查
通过检查“学案”中“新知预习”内容，检查预习效果。

写出下列形容词的比较级和最高级
1. high
2. big
3. long
4. old
5. popular
6. wide
7. tall 8. famous
写出下列数字的英语形式：
9. 3，045 10. 5，683 11. 96，612 12. 8，300，000
II. Presentation
呈现1. Learning tasks “示标定向”
1）学习并掌握下列单词：
square, meter, deep, desert, population, Asia, tour, tourist, wall, amazing, ancient, protect, wide
2）能正确使用以下常用表达：
feel free, as far as I know ，any other mountain, in the world, all the salt lakes, the highest mountain, has the biggest populatio n, over 300 years old, as big as, 8,850 kilometers long, the ancient emperors, as you can see, man-made objects,
3）能熟练掌握并使用下列重点句式：
—What’s the highest mountain in the world ? —Qomolangma.
—How long is the wall? — It’s about 8,850 ki lometers long .
3) China has the biggest population in the world. It’s a lot bigger than the population of the US.
2. Leading-in“导入新课”
应用图片教学，完成以下任务：
1）Watch the photos and talk about them
A：How big/high/long/big is …?
B：It’s …meters/kilometers/cm big/high/long/big.
2）Look these photos and practice the dialogue:
A: How high is Qomolangma?
B: It’s 8,844 m eters high.
III.Practice
操练1.机械操练(Mechanical Drills)
1a Match the facts you know.
Qomolangma about 9,600,000 square kilometers in size
The Sahara 1,025 meters deep
The Caspian Sea 6,671 kilometers long
The Nile 8,844.43 meters high
2.有意义操练(Meaningful Drills)
8,844 meters high. 8,844米高
…meters high (long, wide…)……米高（长,宽……)。

英语表示“有多长（宽，高……）”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。

例如：
The wall is 1.7 metres wide.
3. 交际性操练(Communicative Drills)
Practice in pairs using the information in 1a.
A: What’s the highest mountain in the world?
B: Qomolangma.
A: How big is it?
B: It’s about 9,600,000 square kilometers in size.
IV. Consolidation
巩固1. 1b Listen and complete the sentences.
1) Qomolangma is ______ than any o ther mountain in the world.
2) The Sahara is ____________ desert in the world.
3) The Caspian Sea is ____________ of all the salt lakes.
4) The Nile is _________ river in the world.
2. 2a Listen and number the facts(1- 4) in the order you hear them.
2b Listen again and fill in the blanks in 2a with the numbers in the box.
6,300 5,000 5,464 300
___ The Yangtze River is about ____ kilometers long and the Yellow River is ___ kilometers long.
___ China has the biggest population in t he world. It’s a lot bigger than the population of the US.
___ China is over ___ years old. It has a much longer history than the US. The US is not even ___ years old.
___ China is almost as big as t he US, but it is the biggest country in Asia.
3. 2d
1)Listen to the conversation and answer the following questions.
Which is the biggest man-made objects in the world？
Which is the most famous part of the Ming Great Wall?
2) Language points and summary
Fell free to ask me anything on today’s Great Wall tour.
在今天的长城游中，大家尽管问我任何问题，不要拘束。

fell free是英语口语中一个常用表达。

若有人让你feel free to do something, 就是让你无需拘束，只管按照自己的意愿去做某事。

例如：
A: Can I use your bathroom? 我可以用一下你的卫生间吗？
B: Yes, feel free. 可以，请随意。

As far as I know, there are no man-made objects as bi g as this.
据我所知，再没有像它这样大的人造物体了。

as far as I know是一个固定的表达方式，意思是“据我所知”。

As far as I know, Jack’s got twin sisters.
就我所知，杰克有一对孪生姐妹。

3) Role-play the conversation.
V.Examination
检测1. 引导学生小结梳理知识框架、规律、方法，并对合作小组当堂学习情况进行总结评价，巩固学生所获得的语言知识和经验，让学生在评价中反思，在反思中进步。

Ask one of the students to say what they have learnt.
1)words & phrases 2) 英语中表示计量的方法
2. 当堂检测(见学案)：教师要随堂进行评价，批改可以由学习小组内互批、组间互批、集体订正等方法，批阅后教师要统计达标情况,收集反馈信息，当堂矫正补救。

VI. Assignment
作业1. 口头作业：利用早读，朗读或背诵录音材料，体会英语中表示计量的例句和对话。

2. 书面作业：
1）记忆所学单词、短语或重点句型。

2）Finish off the exercises in tongbuxuexi.
3. Preview the new words of 3a-3c.
三、【板书设计】
Unit 7 What’s the highest mountain in the world?
Section A 1a—2d
1）—What’s the highest mountain in the world ? —Qomolangma.
2）—How long is the wall? — It’s about 8,850 kilometers long .
3) China has the biggest population in the world. It’s a lot bigger than the population of the US.
四、【教后反思】
本课内容使学生们较感兴趣，但本课生词较多且难读，还有对数量的表达学生较生疏，所以课上起来不是很顺利，没能完成本课任务。