Unit7What’s the highest mountain in the world第五课时

Unit 7 What’s the highest mountain in the world?1. be…in size 面积大小9，600，000 square kilometers in size 960万平方公里大小2．物体长宽高深的表达法：数字+单位名称+形容词（长l ong /宽wide /高/tall/深deep）2米高 2 meters tall1,025米深1,025meters deep6,671千米长6,671kilometers long3. any other +可数名词的单数任何其他的……(多用于比较级)Qomolangma is higher than any other mountain in the world.=Qomolangma is the highest mountain in the world.(比较级和最高级之间可进行转换。

)4.any other mountain 其他任何一座山5.in the world 在世界上6.the highest mountain 最高的山脉7．of all the salt lakes 在所有的咸水湖中8. China has the biggest population in the world.中国有世界上最大的人口。

Pupulation 人口，人口数量常与the 连用，作主语时，谓语动词用单数形式。

Eg：The population of the world is increasing faster and faster.某地有多少人口：the population of +某地+be+数词Eg：The population of China is about 1.3billion.问人口的数量：What’s the population of …? （用big、large、small修饰人口多少不能用many/much修饰population ）9. as big as 与……一样大as +原形+as 和……一样10. one of the oldest countries最古老的国家之一one of+ the +最高级+n(复) “最……之一”11. feel free to do sth. 随意地做某事12.Great Wall tour 长城之旅13. How high/ deep/. . . is ... ? Eg：How high is Qomolangma? 珠穆朗玛峰有多高？14.the most popular question 最受欢迎的问题15. That’s amazing.那太令人惊奇了。

Unit7 What's the highest mountain in the world？Section A 1 (2a –2d)Knowledge object1.master the key word and expressionsIn size, in the world, 2meters tall/long/wide, the biggest population, one of the biggest, the most popular question, talk about, the ancient emperors, the main reason, as far as I know, no man-made objectsDid you know that China is one of the oldest countries in the world? Yes, I did. It’s much older than the US.2. learn to talk about geography and nature.3. be able to compare facts and figures.4.Teaching difficulties and focuses5.Teaching difficulties and focuses教学难点：形容词和副词的比较级和最高级变化规则和用法。

物体之间的对比。

Step 1.Let's know more about geography of the world.1).Have a quick brainstorm(1)A: What is the longest river in the world？B: The Nile.(2)A: What is the highest mountain in the world?B: Qomolangma.(3)A: What is the biggest desert in the world?B: The Sahara.(4)A: What is the deepest salt lake in the world?B: The Caspian sea.(5)A: How high is Qomolangma?B: It’s 8,844.43 meters high.(6)A: How deep is the Caspian Sea?B: It’s 1,025 meters deep.(7).A: How long is the Nile?B: It’s 6,671 kilometers long.(8).A: How big is the Sahara?B: It’s about 9,600,000 square kilometersin size.(9)A: What is the biggest ocean（海洋）in the world?B: The Pacific Ocean. [pəˈsɪfɪk](10).A: Which is the biggest population in the world?B: China.(11).A: What is the second longest river in the world?B: The Amazon River.(12).A: Do you know the third longest river in the world? Which country is it in?2)The Yangtze River is the third longest river in the world ，the first longest river in Asia, the longest river in China.China is one of the oldest countries in the world. It is an ancien t country.[ˈeɪnʃənt] (古老的 )My pen friend Mike from the USA is in China now. Can you tell hi m a bit more about China? Can you find the differences between China and America?Step2 Let's know more about geography of China.What's the top of China?Finish 2a and 2bStep 3 PairworkMake conversations using the information in 2a.Step 4Let’s play a guessing gameIt lies in many provinces. It is very famous all over the world. It i s about 21,196.18 kilometers long.It was built by emperors in different times. They want to protect the ir part of the country.It was made of stones and earth. It was difficult to build it in anc ient times without any modern(现代的） machines. All the work was don e by hand. So it is a man-made object.It is wide enough for five horses or ten men to walk side by side. A s far as I know, it is an amazing wonder(奇迹). Lots of tourists vis it there every day .Step 5 Let’s know more about the history of China.Please read the conversation in 2d.What’s the conversation about?Read again and answer the questions in 2d.1. How long is the Ming Great Wall?2. What does the guide say about the wall?3. What does the guide think of Badaling?4. Why was the wall built?Step6There are many places of interest (名胜古迹）not only in China but also in the world.I hope toenjoy a tour to some places of interest all overthe world.A report like this: I am Tom, in my group, I like to visit the Great Wall in China.It is the longest wall in the world. Do you know how long it is? I t’s 21，196.18meters kilometers long…反思：一节课下来，大部分学生都能积极投入到课堂教学中来，并积极举手发言。