英语人教版八年级下册unit7 SectionA(1a-2d).ppt

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1、Unit7Whatsthehighestmountainintheworld?Section A 1 1a2dDo you know these places?QomolangmaQomolangmarunsalongtheborderbetweenChinaandNepal.Itiscoveredwithsnowalltheyearround.Its8844.43metershigh,thehighestmountainintheworld.Its26kilometerslong.TheNileisthelongestriverintheworld.Itsmorethan6600kilome

2、terslong.Itrunsthrough9countries.ItsoneofthelargestriversthatflowsthroughtheinternationalstatesintheworldandthatrunsintotheMediterraneanSea(地中海地中海)intheend.theNilethe Caspian SeaTheCaspianSeaisthebiggestlakeintheworld.ItliesintheborderbetweenAsiaandEurope.TheSaharaisthebiggestdesertintheworld.Itislo

3、catedinthenorthernAfrica.Climateconditionsareverybad.Itisoneoftheearthsmostnotsuitableforbiologicalsurvivals.the SaharaTheYangtzeRiveristhethirdlongestriverintheworld,thefirstlongestAsianrivers.Its6211.31kilometerslong.Itflowsthrough11provincesandrunsintotheEastSeainShanghaifinally.theYangtzeRiverWh

4、ich is the highest mountain in the world?Which is the longest river in Asia?.1a Match the facts you know.8,844.43metershigh.8,844.43米高米高metershigh(long,wide)米高（长，宽米高（长，宽)英语表示英语表示“有多长（宽，高有多长（宽，高）”时，时，一般一般将数词和数量单位放在表示长宽高的将数词和数量单位放在表示长宽高的形容词前作状语形容词前作状语。e.g.Thewallis1.7metreswide.Practiceinpairslikethis

5、:A:Whichisthehighestmountainintheworld?B:ItsQomolangma.A:Whatistheinthe?B:A:HowhighisQomolangma?B:Its8,844.43metershigh.A:Howdeep/big/longis?B:Itsmeters/kilometers.1b Listen and complete the sentences.1.Qomolangmais_thananyothermountainintheworld.2.TheSaharais_desertintheworld.3.TheCaspianSeais_ofal

6、lthesaltlakes.4.TheNileis_riverintheworld.higherthebiggestthedeepestthelongest1c Use the information in 1b to make conversations.Whatisthehighestmountainintheworld?Qomolangma.Whatistheintheworld?.2a Listen and number the facts(1-4)in the order you hear them._TheYangtzeRiverisabout_kilometerslongandt

7、heYellowRiveris_kilometerslong._Chinahasthebiggestpopulationintheworld.ItsalotbiggerthanthepopulationoftheUS._Chinaisover_yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_yearsold._ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.42132b Listen again and fill in the blanks with the nu

8、mbers in the box.6,3005,0005,464300_TheYangtzeRiverisabout_kilometerslongandtheYellowRiveris_kilometerslong._Chinahasthebiggestpopulationintheworld.ItsalotbiggerthanthepopulationoftheUS._Chinaisover_yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_yearsold._ChinaisalmostasbigastheUS,anditist

9、hebiggestcountryinAsia.42136,3005,4645,0003002c Make conversations using the information in 2a.A:DidyouknowthatChinaisoneoftheoldestcountriesintheworld?B:Yes,Idid.Itsmucholderthananycountry.A:DidyouknowthatYangtzeRiveristhelongestriverinChina?B:Yes,Idid.Its6,300meterslong.B:Wow!Thatslong!The Great W

10、all 2d Read the conversation and answer the questions:1.Whichisthebiggestman-madeobjectintheworld？2.WhichisthemostfamouspartoftheMingGreatWall?TheGreatWall.BadalingpartoftheMingGreatWall.Role-play the conversation.1.Chinahasthebiggestpopulationintheworld.中国是世界上人口最多的国家。中国是世界上人口最多的国家。population意为意为“人口

11、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：Thetownhasalarge/big/smallpopu

12、lation.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?hasasmallpopulationhasapopulationofWhatisthepopulationof2.Feelfree

13、toaskmeanythingontodaysGreatWalltour.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。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,therearenooth

14、erman-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。就我所知是这样的。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。

15、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。.根据语境，选择下列恰当的单词填空，根据语境，选择下列恰当的单词填空，有的需要变换形式，每个限用一次。有的需要变换形式，每个限用一次。deep,protect,tourist,wide,population1.TheseAmerican_areallinterestedintheSummerPalace.2.How_isthislake?About30m.ButImnotsure.touristsdeepdeep,protect,tourist,wide,population3.The_ofthiscityis80,000,000.Wow,somanypeople!4.Thisriveris30mlongand12m_.5.Everyoneshouldtrytheirbestto_ourenvironment.populationwideprotect1.Memorizethesentencesin1b.2.DotheexciseTwoin学考精练学考精练.