英语人教版八年级下册Unit71a-2d.ppt

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1、初中英语人教版八年级下Unit7 Whats the highest mountain in the world?Section A（1a-2d）Warm-up1Presentation2Language Points3Exercise4Do you know these places?Warm-upFree talkQomolangma The SaharaThe Caspian SeaThe NileAsk and answerWarm-upDo you know how high is Qomolangma?Its 8844.43 high.Warm-upDo you know how

2、long is the Nile?Its more than 6600 kilometers long.Warm-upDo you know deep is The Caspian Sea?Its 1,025 meters deep.Warm-upDo you what size is The Sahara?Its about 9,600,000 square kilometers in size.1a Match the facts you know.Presentation1b Listen and complete the sentences.1.Qomolangma is _ than

3、 any other 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.higherthe biggestthe deepestthe longestWhich is the highest mountain in the world?Which is the longest river in Asia?.Pair work-Talk about these pict

4、ures in pairs.Listen and number the facts(1-4)in the order you hear them.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 the world.Its a lot bigger than the population of the US._ China is over _ year

5、s old.It has a much longer history than the US.The US is not even _ years old._ China is almost as big as the US,but it is the biggest country in Asia.42136,3005,4645,0003002aPair work-Make conversations using the information in 2a.A:Did you know that China has the biggest population in the world?B:

6、Yes,I did.Its a lot bigger than the population of the US.Example 1:A:Did you know that China is the biggest country in Asia?B:Yes,I did.Its almost as big as the US.Example 2:A:Did you know that Yangze River is much longer than the Yellow River?B:No,I didnt.How long is it?A:Its 6,300 kilometers long.

7、B:Wow!Thats very long!Example 3:Read the conversation and answer the questions:1.Which is the biggest man-made objects in the world？2.Which is the most famous part of the Ming Great Wall?The Great Wall.Badaling part of the wall.2dLanguage points1.Fell free to ask me anything on todays Great Wall tou

8、r.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。e.g.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是一个固定的表达方式，还可以说so far as I know，意思是“据我所知”。2.As far as I know,there are no man-made objects as big as this.据我所知，再没有像

9、它这样大的人造物体了。e.g.As far as I know,Jacks got twin sisters.就我所知，杰克有一对孪生姐妹。Theyre not coming today,so far as I know.他们今天不来了 就我所知是这样的。.用所给词的适当形式填空1.Many_(tour)come here to visit the big tree every year.2.India is one of the_(old)countries in Asia.3.The population of China_(be)the biggest in the world.4.Mo

10、untain Tai is a lot_(high)than any other mountain in Shandong.5.Dale didnt go to the party.The main reason was_(study)for the test.Exercisetouristsoldestishigherto study.句型转换1.This is a 2,500-meter-long river.(改为同义句)This river is 2,500.2.The US is not as large as Russia.(改为同义句)Russia is the US.3.The

11、 population of Australia is 19,300,000.(对画线部分提问)the population of Australia?meters longlarger thanWhat is4.The Great Wall is the longest wall.(改为同义句)The Great Wall is any other wall.5.Qomolangma is the highest mountain in the world.(对画线部分提问)the highest mountain in the world?longer thanWhat isHomework:A:To memorize the important phrases and sentences.B:To make some dialogues about asking the size of objects.