人教版英语八年级下册-Unit 7 Section A 1a-2d 课件.pptx

1、Unit 7Whats the highest mountain in the world?Section A 1a-2dWhats the highest mountain in the world?How high is it?Qomolangma is the highest mountain in the world.It is 8,844.43 meters high.Free talkWhat do you know about the following numbers?1,025 meters deepThe Caspian SeaWhat do you know about

2、the following numbers?6,671 kilometers longThe NileWhat do you know about the following numbers?9,600,000 square kilometers in sizeThe Saharauuuusquare,meter,deep,desert,population,Asia,tour,tourist,wall,ancient,protect,wide Objectivessquare meterdeepdesertpopulationAsia feel freetourn.平方；正方形平方；正方形n

3、.米；公尺米；公尺adj.深的；纵深的深的；纵深的n.沙漠沙漠n.人口；人口数量人口；人口数量n.亚洲亚洲(可以可以)随便随便(做某事做某事)n.&v.旅行；旅游旅行；旅游Words and expressionsLanguage Goal:Talk about geography and natureQomolangma about 9,600,000 square kilometers in sizeThe Sahara 1,025 meters deepThe Caspian Sea 6,671 kilometers longThe Nile 8,844.43 meters high M

4、atch the facts you know.1a1.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.Listen and complete the sentences.higherthe biggestthe deepestthe longest1bUse the information in 1b t

5、o make conversations.A:What is the highest mountain in the world?B:Qomolangma.1cA:What is the biggest desert in the world?B:Sahara.A:What is the deepest salt lake in the world?B:Caspian sea.A:What is the longest river in the world?B:Nile.touristwallamazingancientprotectwideas far as I known.旅行者；观光者旅

6、行者；观光者n.墙墙adj.令人大为惊奇的；令人大为惊奇的；令人惊喜的令人惊喜的adj.古代的；古老的古代的；古老的v.保护；防护保护；防护adj.宽的；宽阔的宽的；宽阔的就我所知就我所知Words and expressions_ 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.L

7、isten and number the facts 1-4 in the order you hear them.242a6,300 5,000 5,464 300_ 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 the US,and it is the biggest country in Asia.13_ The Yangtze River is about _ kilometers l

8、ong 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.Listen again and fill in the blank in 2a with the numbers in the box.6,300 5,000 5,464 3002b246,3005,464_ China is over _ years old.It has a much longer histor

9、y 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.135,000300A:Did you know that China is one of the oldest countries in the world?B:Yes,I did.Its much older than my country.Make conversations using theinformation in 2a.2cRole-play t

10、he conversation.2dGuide:Feel free to ask me anything on todays Great Wall tour.Tourist 1:How long is the wall?Guide:Ah,the most popular question!If were only talking about the parts from the Ming Dynasty,its about 8,850 kilometers long.This makes it the longest wall in the world.Tourist 2:Wow,thats

11、amazing!Why did the ancient emperors build the wall?Guide:The main reason was to protect their part of the country.As you can see,its quite tall and wide.As far as I know,there are no other man-made objects as big as this.Tourist 3:Is Badaling part of the Ming Great Wall?Guide:Yes,its the most famou

12、s part.1.The Yangtze River is_ river in the world.(第三长河第三长河）2.The Atlantic is _ ocean in the world.(第二大洋第二大洋）the third longestthe second biggestI.I.根据提示完成句子。根据提示完成句子。3.Lin Tao is _ in the class because he never gets to school on time.（最懒的学生之一）（最懒的学生之一）4.Edison was _ in the world.(最伟大的发明家之一）最伟大的发明家之一

13、）one of the laziest studentsone of the greatest inventors1.This bike is more expensive than that bike.That bike is _ _ than this bike.That bike is _ _ this bike.That bike is not _ _ _ this bike.less expensivecheaperthanasexpensiveasII.II.同义句转换。同义句转换。2.I prefer maths to English.I like maths _ English

14、.better than3.He is the tallest student in the class.He is _ in the class.taller than any other studentany other+any other+名词单数名词单数1.Hainan is a very large Island.It is the second _ island in china.(large)2.Our teacher is as _ as before.(busy).3.He is _ among us.(careful)busythe most carefullargestI

15、II.III.完成句子。完成句子。4.Li Lei jumped _ than Jim.(far)5.The busier he is,the _ he feels.(happy)6.I think Mingming is one of _ basketball players in the club.(hot)fartherhappierthe hottestV.V.写写出下列单词的比较级和最高出下列单词的比较级和最高级。级。fortable3.big4.happy5.cheap6.many7.difficult8.little 1.good fortable 3.big 4.happy 5

16、.cheap 6.many 7.difficult 8.littlebetter bestmore most bigger biggesthappier happiestcheaper cheapestmore mostmore most less least1.Lily gets up _(early)than Lucy.2.Which goes _(slowly),Tom or Jim?3.This book is _ (interesting)than that one.earliermore slowly more interestingVI.VI.根据所给词的适当形式填空。根据所给词的适当形式填空。4.She works _ (careful)in her school.5.I think turkey is _ (delicious)of all.the most carefullythe most delicious1.Practice with your classmates to speak and write large numbers.2.Write some number cars and put them in your room.Whenever you see,read them quickly.