英语人教版八年级下册Unit 7　SectionA(1a-2d).ppt

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1、Unit SevenWhat do you know about Mountain Qomolangma?It belongs to Himalayan Mountains.It lies between Nepal and _.It is about 8848.86 meters high now.What do you know about the Nile River?It lies in _.It is about 6671 meters long.What do you know about the Caspian Sea?It lies between Asia and _.The

2、 water in the lake is salty.It is 1025 meters deep.In fact,it is an inland lake.What do you know about the Sahara Desert?It lies across the _ of Africa.It is about 9600000 square kilometers in size.It is nearly as large as _ in size.1 1a aMatch the facts you know.About 9600000 square kilometers in s

3、ize1025 meters deep6671 kilometers long8844.43 meters highListen and complete the sentences.1.Qomolangma is _ than 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.1bhigherthe biggestthe deepestthe l

4、ongest 1 1c cUse the information in 1b to make conversations.What is the highest mountain in the world?(It is)Qomolangma.What is the biggest desert in the world?the Sahara DesertWhat is the deepest salt lake in the world?the Caspian SeaWhat is the longest river in the world?the Nile RiverWhat is the

5、 longest river in China?the Yangtze River2 2a aListen and number the facts【1-4】in the order you hear them._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 ov

6、er_ years 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,and it is the biggest country in Asia.6,300 5,000 5,464 3006,300 5,000 5,464 30042132 2b bListen again and fill in the blanks in 2a with the number in the box.6,300 5,000 5,464 300

7、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_ years old.It has a much longer history than the US.The US is not even _ years old

8、._China is almost as big as the US,and it is the biggest country in Asia.42136300546450003002 2c cMake conversations using the information in 2a.A:Did you know that China is one of the oldest countries in the world?B:Yes,I did.its much older than my country.A:Did you know that the Yangtze River is t

9、he longest river in China?B:Yes,I did.A:Did you know how long the Yangtze River is?B:Yes,I did.It is 6,300 kilometers long.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.2d1.population意为“人口数量”，谓语动词要用单数形式。询问人口数量时要用“W

10、hatsthepopulationof.?”提问，而不用howmany或howmuch等提问。表示人口“多”要用large或big；表示人口“少”要用small。例如：这个城市的人口是600万。Thepopulationofthiscityissixmillion2.Itismetershigh(long,wide).它米高(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：这座绿色长城长7,000公里。TheGreenGreatWallis7,000kilometerslong.当堂练习当堂练习单项选择1.Qomolangmaishighert

11、hanintheworld.A.othermountainB.anyothermountainC.anymountainD.anyofthemountains2.HongKongis1098insize.A.meters B.highC.deepD.squarekilometers3.Farmershavebecomeinourhometowninrecentyears.A.moreandmorerichB.richerandricherC.morerichandmorerichD.richandmorerichBDB4.ChinahasalongerhistorythantheUS.A.veryB.muchC.alotof D.lotsof5.HanHongisoneofinChinanow.A.thefamoussingerB.morefamoussingerC.themostfamoussingerD.themostfamoussingersBD1.Roleplay the conversation in 2d.2.Preview the new words in 3a to 4c