8下Unit7SectionA22a-2d课件.ppt

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1、Unit7SectionAPeriod1(2a-2d)Whats the highest mountain in the world?Unit7Whats the highest mountain in the world?Unit7Whats the highest mountain in the world?Whats the highest mountain in the world?Unit7Whats the highest mountain in the world?Unit7Whats the highest mountain in the world?Unit7Qomolang

2、ma is _ than _in the world.Qomolangma is the _ in the world.ReviewtheadjectivesAdverbscomparativeandsuperlativeusage复习形容词、副词比较级及最高级的用法。复习形容词、副词比较级及最高级的用法。TolearntheGreatWallTolearnnewwordsThe top of the world世界之最世界之最Whats the highest mountain in the world?tumul:m珠穆朗玛How high is Qomolangma?Itis8,844.

3、43metershigh.Whats the biggest desert 沙漠沙漠 in the world?sh:r撒哈拉 How big is the Sahara?Itisabout9,600,000squarekilometersinsize.Whats the deepest salt lake in the world?kspin 里海How deep is the Caspian Sea?Itis1,025metersdeep.Whats the longest river in the world?尼罗河nail How long is the Nile?Itis6,671k

4、ilometerslong.theAmazonRiver mzn 亚马孙河亚马孙河TheAmazonRiveristhe_riverintheworld.(long)second longest theNiletheYangtzeRiverthePacificOceanpsfk on 太平洋ThePacificOceanisthe_oceanintheworld.(big)biggesttheoldestintheworld?WhichcountryisChinaisoneoftheoldestcountriesintheworld.EgyptIndiaBabylonThe top of Ch

5、ina 中国之最中国之最What is the biggest city in China?Shanghai What is the largest square in China?TiananMenSquareWhichcountryhasthebiggestpopulationintheworld?ThepopulationofChinaisabout1.4billion(十亿十亿).最多的人口最多的人口WhatisthepopulationofChina?What is the longest river in China?TheYangtzeRiver 长江Itisalsothe lo

6、ngest river inAsia.What is the second longest river in China?TheYellowRiver 黄河2a Listen and number the facts(1-4)in the order you hear them._TheYangtzeRiverisabout_kilometerslongandtheYellowRiveris_kilometerslong._Chinahasthebiggestpopulationintheworld.ItsalotbiggerthanthepopulationoftheUS._Chinaiso

7、ver_yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_yearsold._ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.42132b Listen again and fill in the blanks with the numbers in the box.6,3005,0005,464300_TheYangtzeRiverisabout_kilometerslongandtheYellowRiveris_kilometerslong._Chinahast

8、hebiggestpopulationintheworld.ItsalotbiggerthanthepopulationoftheUS._Chinaisover_yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_yearsold._ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.42136,3005,4645,000300 Role-play DidyouknowthatChinaisoneoftheoldestcountriesintheworld?Yes,Idi

9、d.itsmucholderthantheUS.2c Role-play DidyouknowthatYangtzeRiveristhelongestriverinChina?Yes,Idid.Its6,300meterslong.2c Role-play DidyouknowthatChinahasthebiggestpopulationintheworld?Yes,Idid.ItsalotbiggerthantheUS.2cWhat is the longest wall in China?The Great Wall 长城长城 n.墙墙It is man-made人造的.2d1.Howl

10、ongisthepartfromtheMing Dynasty?明朝 Itsabout8,850kilometerslong.2.Whydidtheancient emperors古代皇帝 buildthewall?Themainreasonwastoprotecttheirpartofthecountry.1.The relationship between the speakers is a teacher and students.2.There are man-made objects as big as the Great Wall.3.The most famous part of

11、 the Great Wall is Badaling part.FFT2da guide and tourists noRole-play the conversation.Guide导游导游:FeelfreetoaskmeanythingontodaysGreatWalltour.Tourist1游客游客：Howlongisthewall?Guide：Ah,themostpopularquestion!IfwereonlytalkingaboutthepartsfromtheMingDynasty,itsabout8,850kilometerslong.Thismakesitthelong

12、estwallintheworld.2d.Role-play the conversation.Tourist2:Wow,thatsamazing!Whydidtheancientemperorsbuildthewall?Guide:Themainreasonwastoprotecttheirpartofthecountry.Asyoucansee，itsquitetallandwide.AsfarasIknow,therearenoman-madeobjectsasbigasthis.Tourist3:IsBadalingpartoftheMingGreatWall?Guide:Yes,it

13、sthemostfamouspart.随便（做某事）随便（做某事）feelfreetodosth长城游长城游GreatWalltour明朝明朝theMingDynasty那令人惊叹那令人惊叹Thatsamazing!古代皇帝古代皇帝ancientemperors主要原因主要原因themainreason正如你看到的正如你看到的asyoucansee又高又宽又高又宽tallandwide据我所知据我所知asfarasIknow人造物体人造物体man-madeobjects1.Chinahasthebiggestpopulationintheworld.中国是世界上人口最多的国家。中国是世界上人口

14、最多的国家。population意为意为“人口人口”时，是一个集合时，是一个集合名词。它在句中名词。它在句中作主语时作主语时，谓语动词谓语动词通常通常用单数用单数形式。其常用句型为形式。其常用句型为“Thepopulationof+某地某地+is+数词数词”或或“某地某地+hasapopulationof+数词数词”，表示，表示“某某地有多少人口地有多少人口”。如：。如：Thepopulationofmycityisthreemillion.当表示人口当表示人口“多多”或或“少少”时，常用形容时，常用形容词词large，big或或small修饰修饰population。如：。如：Thetown

15、hasalarge/big/smallpopulation.当对当对人口数量进行提问时人口数量进行提问时，要，要用疑问词用疑问词what或或howlarge。如：。如：What/Howlargeisthepopulationofyourcountry?【运用运用】完成句子，每空一词。完成句子，每空一词。(1)这个国家人口少。这个国家人口少。Thecountry_.(2)我的家乡人口有我的家乡人口有100万。万。Myhometown_onemillion.(3)北京有多少人口？北京有多少人口？_Beijing?hasasmallpopulationhasapopulationofWhatisth

16、epopulationof2.FeelfreetoaskmeanythingontodaysGreatWalltour.在今天的长城游中，大家尽管问我任何在今天的长城游中，大家尽管问我任何问题，不要拘束。问题，不要拘束。feelfree是英语口语中一个常用表达是英语口语中一个常用表达。若有人让你若有人让你feelfreetodosomething，就是就是让你无需拘束，只管按照自己的意让你无需拘束，只管按照自己的意愿去做某事。愿去做某事。e.g.A:CanIuseyourbathroom?我可以用一下你的卫生间吗？我可以用一下你的卫生间吗？B:Yes,feelfree.可以，请随意。可以，请随

17、意。1)asfarasIknow是一个固定的表达是一个固定的表达方式，还可以说方式，还可以说sofarasIknow，意思是意思是“据我所知据我所知”。3.AsfarasIknow,therearenootherman-madeobjectsasbigasthis.据我所知，再没有像它这样大的人造据我所知，再没有像它这样大的人造物体了。物体了。e.g.AsfarasIknow,Jacksgottwinsisters.就我所知，杰克有一对孪生姐妹。就我所知，杰克有一对孪生姐妹。Theyrenotcomingtoday,sofarasIknow.他们今天不来了他们今天不来了就我所知是这样的。就我所

18、知是这样的。2)句中句中man-made是一个合是一个合成形容词，意为成形容词，意为“人造的人造的”。像这样与。像这样与-made复合而成的形容词不止一个。用以描述复合而成的形容词不止一个。用以描述产品的生产或制造手段，特点等，常见的有：产品的生产或制造手段，特点等，常见的有：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；定做的甚至还有像甚至还有像self-made(自学而成的；自我奋自学而成的；自我奋斗而成的；天然形成的斗而成的；天然形成的)可以用来描述人。可以用

19、来描述人。e.g.Weonlysellhomemadebreadandcakes,andhomemadewine.我们只卖私家烘焙的面包、蛋糕、以我们只卖私家烘焙的面包、蛋糕、以及家酿葡萄酒。及家酿葡萄酒。Themovierolewastailor-madeforthatactor.这个电影角色是专为那为男演员量身这个电影角色是专为那为男演员量身设计的。设计的。.根据汉语意思完成英语句子，每空一根据汉语意思完成英语句子，每空一词。词。1.孩子们，桌子上的东西随便吃！孩子们，桌子上的东西随便吃！Children,_toeatanythingonthetable!2.在所有湖中哪一个最大？在所有湖

20、中哪一个最大？Whichoneisthebiggest_?3.他迟到了，主要原因是他起晚了。他迟到了，主要原因是他起晚了。Hewaslateandthe_wasthathegotuplate.feelfreeofallthelakesmainreason4.那堵墙大约那堵墙大约10米长。米长。The_isaboutten_long.5.就我所知，他喜欢下棋。就我所知，他喜欢下棋。_,helikesplayingchess.wallmetersAsfarasIknow He who does not reach the Great Wall is not a true man.Exercise1

21、.The Yangtze River is _the Yellow River.A.longer than B.as long as C.shorter than2.The population of China is _that of the US.A.bigger than B.as big as C.smaller than3.China is _ in the world A.the oldest country B.the youngest country C.one of the oldest countries4.China has _ the US.A.a shorter hi

22、story than B.a much longer history than C.the same history asACAB3.Nooceanintheworldisas_asthePacificOcean太平洋太平洋.4.AlthoughJapanis_thanCanada,itis_smaller.bigmuchpopularlongoldhigh1.TheAmazonRiverisoneofthe_riversintheworld.Itsalittle_thantheYangtzeRiver.2.Qomolangmais8,844.43meters_.Itsoneofthemost_placesfor seriousmountainclimbers.longestlongerhighpopular4a P52bigoldermuch