英语人教版八年级下册unit 7 sectionA(1a-2b).ppt

《英语人教版八年级下册unit 7 sectionA(1a-2b).ppt》由会员分享，可在线阅读，更多相关《英语人教版八年级下册unit 7 sectionA(1a-2b).ppt（46页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、Unit 7Whats the highest mountain in the world?Section APeriod OneTo learn to compare factsTo learn to express large numbersTo learn to talk about geography and natureTo learn new words:square,meter,deep,desert,population,Asia,tour,tourist,wall,ancient,protect,wideWhats the highest mountain in the wo

2、rld?How high is it?Do you know?Qomolangma is the highest mountain in the world.It is 8,844.43 meters high.Now let enjoy the beautiful scenes of Qomolangma:What do you know about the following numbers?1,025 meters deepThe Caspian SeaWhat do you know about the following numbers?6,671 kilometers longTh

3、e NileWhat do you know about the following numbers?9,600,000 square kilometers in sizeThe Saharasquare meterdeepdesertpopulationAsia feel freetourn.平方；正方形平方；正方形n.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 reviewtouristwallamazingancientprotectwideas fa

4、r as I known.旅行者；观光者旅行者；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 reviewMatch the facts you know.1aQomolangmaThe SaharaThe Caspian SeaThe Nileabout 9,600,000 square kilometers in size1,025 meters deep6,671 kilometers long8,844.43 meters highList

5、en 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 longest A:What is the highest mountain in the world?B:Qomolangm

6、a.1cPairworkUse the information in 1b to make conversations.A:What is the biggest desert in the world?B:The Sahara.Example 1:A:What is the longest river in the world?B:The Nile.Example 2:Listen and number the facts 1-4in the order you hear them._The Yangtze River is about _ kilometers long and the Y

7、ellow 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._ China is almost as big as the US,and it is the biggest country in Asia

8、.2a1432_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._ China is

9、 almost as big as the US,and it is the biggest country in Asia.Listen again and fill in the blanks in 2a with the numbers in the box.2b6,3005,4645,0003006,300 5,000 5,464 3001432A:Did you know that China is one of the oldest countries in the world?B:Yes,I did.Its much older than my country.2cPairwor

10、kMake conversations using the information in 2a.A:Did you know that China has the biggest population in the world?B: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

11、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.B:Wow!Thats very long!Example 3:2dPairworkRole-play the conversation.Guide:Feel free to ask me anything on todays Great Wall tour.Tourist 1:How long is the wall?Guide:Ah,the most popul

12、ar 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.PairworkTourist 2:Wow,thats amazing!Why did the ancient emperors build the wall?Guide:The main reason was to protect their part of the country.As you can

13、 see,its quite tall and wide.As far as I know,there are no man-made objects as big as this.Tourist 3:Is Badaling part of the Ming Great Wall?Guide:Yes,its the most famous part.1.populationpopulation意为意为“人口数量人口数量”，谓语，谓语动词要用动词要用单数单数形式。形式。询问人口数量询问人口数量时要用时要用“Whats the population of.?”提问，而不用提问，而不用how man

14、y或或how much等提问。等提问。表示人口表示人口“多多”要用要用large或或big；表表示人口示人口“少少”要用要用small。Practice这个城市的人口是这个城市的人口是600万。万。The population of this city is six million中国的人口比美国的人口多很多。中国的人口比美国的人口多很多。The population of China is much larger than that of the USA.2.Qomolangma is 8,844.43 meters high.It is meters high(long,wide).它它米

15、高米高(长长,宽宽)。英语表示英语表示“有多长有多长(宽，高宽，高)”时，时，一般将数词和数量单位放在表示长宽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。高的形容词前作状语。这座山高三千多米。这座山高三千多米。The maintain is more than three thousand meters high.它离我们只有三十八万公里。它离我们只有三十八万公里。It is only 380,000 kilometers away.这座绿色长城长这座绿色长城长7,000公里。公里。The Green Great Wall is 7,000 kilometers long.Practi

16、ce3.Did you know that China is one of the oldest countries in the world?that China is是是know的的宾语从句。从句。尽管尽管主句的主句的动词是是过去去时态，但由于，但由于宾语从句从句陈述的是客述的是客观事事实，所以从句仍用一般，所以从句仍用一般现在在时。4.Its much older than my country.much higher 意为意为“高得多高得多”。在形。在形容比较级前还可以用容比较级前还可以用much,even,a little,still,a lot,less等修饰词表示程度。等修饰词表

17、示程度。Practice他比我跑得更快。他比我跑得更快。He runs even faster than I.日本土地面积只比德国大一点儿。日本土地面积只比德国大一点儿。Japan is a little larger than Germany in area.5.As far as I know,there are no man-made objects as big as this.as far as I know意为意为“就我所知就我所知”，其他，其他常用口语表达有常用口语表达有as/so far as I can remember/I can tell/I can see等。等。Pra

18、ctice根据我记得的，她过去住在芝加哥。根据我记得的，她过去住在芝加哥。She lived in Chicago,as far as I can remember.as far as也可表示也可表示“远至远至”(在否定句在否定句中也可用中也可用 so far as)。Practice我们坐火车到北京，然后转乘公共汽车。我们坐火车到北京，然后转乘公共汽车。We will go by train as far as Beijing,and than take a bus.我们不如其他人走得远。我们不如其他人走得远。We didnt go as/so far as the others.man-m

19、ade为合成形容词，意为为合成形容词，意为“人造的人造的”。英语中像这样与英语中像这样与-made复合而成的形容词还复合而成的形容词还有：有：handmade(手工制作的手工制作的)、homemade(家庭制作的家庭制作的)、machine-made (机制的机制的)、tailor-made(量体定制的；特制的；定做的量体定制的；特制的；定做的)等，用以描述产品的生产或制造手段、特等，用以描述产品的生产或制造手段、特点等，甚至还有像点等，甚至还有像self-made(自学而成的；自学而成的；自我奋斗而成的；天然形成的自我奋斗而成的；天然形成的)可以用来描可以用来描述人。述人。Practice面

20、包和糕点都是自家做的。面包和糕点都是自家做的。The bread and pastry are homemade.这个电影角色是专为那位男演员量身设这个电影角色是专为那位男演员量身设计的。计的。This movie role was tailor-made for that actor.课时重点回顾课时重点回顾Whats the population of.?It is meters high(long,wide).much,even,a little,still,a lot,less+形容形容词比较级词比较级as far as I knowas/so far as I can remembe

21、r/I can tell/I can seeas far as 远至远至合成词合成词man-madeTest your spelling.1.English-Chinese square,meter,desert,population,Asia,wall2.Chinese-English 深的；随便；旅行；旅行者；令人大深的；随便；旅行；旅行者；令人大为惊奇的；古代的；保护；宽阔的；为惊奇的；古代的；保护；宽阔的；就我所知就我所知When finished,exchange your papers to see who does the best.注注:另附另附word文档。文档。点击此处链接

22、点击此处链接1.The p_ in our hometown is very large.2.We t_ by car every summer.3.We have to make plans to p _ the endangered animals.4.They came to a _(宽阔的的)river.5.Some _(古老的古老的)towns have walls around them.opulationourrotectwide根据提示完成句子。根据提示完成句子。ancientChoose the best answer.1.My brother is _ more outgo

23、ing than me.A.many B.little C.much2.October 12th was one of _ days in 2005.Shenzhou-VI was launched(发射射)successfully.A.exciting B.more exciting C.the most exciting3.Which city is _,Beijing,Shanghai or Fuzhou?A.beautiful B.more beautiful C.the most beautiful4._ children there are in a family,_ their

24、life will be.A.The less,the better B.Fewer,richer C.The fewer,the better5.Mobile phones are very popular now and they are _ than before.A.cheap B.cheaper C.the cheapest6.In our city,its _ in July,but its even _ in August.A.hotter,hottest B.hot,hot C.hot,hotter7.Of the two skirts,the pink one is _.A.

25、the nicest B.the nicer C.nicer8.Jacks handwriting is as _ as Mikes.A.good B.better C.best9.We can do the work better with _ money and _ people.A.little,few B.less,fewer C.fewer,less10.Jim is the tallest student in our class and Tom is the second _ one.A.tall B.taller C.tallestFinish the sentences wi

26、th the right forms of the adjs.1.Kate is young,but Joe is _.2.My shoes are new.My sisters are _ than mine.3.Her bag is heavy,and his is _ than hers.But yours is _ of all.youngernewerheavierthe heaviest4.Toms kite is high.Jims is _ than Toms.Mikes is _ of them all.5.Bill is seven.John is nine and Tom

27、 is eleven.Tom is _ than John and Bill.Bill is _ than John.Bill is _ and Tom is _ of the three.the highestolderyoungerthe youngestthe oldesthigher1.据我所知，他将外出三个月。据我所知，他将外出三个月。2.这条河条河长三百米。三百米。3.这个省份的人口有一千万。个省份的人口有一千万。翻译下列句子。翻译下列句子。As far as I know hell be away for three months.This river is 300 meters long.The population of this province is ten million.Homework1.Review the new words and expressions.2.发挥想象，连词成文发挥想象，连词成文(50-100字字)。square,meter,population,Asia,tour,tourist,wall,ancient,protect,wide,as far as I knowTo preview the article QomolangmaTo preview the new words and phrases