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1、Unit7What'sthehighestmountainintheworld?SectionA11a—2dNewwordssquaren.平方metern.米deepadj.深的desertn.沙漠populationn.人口Asian.亚洲tourv.n.旅行touristn.旅行者walln.墙amazingadj.令人大为惊奇的ancientadj.古代的wideadj.宽的；宽阔和Doyouknowtheseinterestplaces?QomolangmaQomolangmaisth
2、ehighestintheworld.It’s26kilometerslong.TheNileisthelongestriverintheworld.TheNileTheCaspianSeaTheCaspianSeaisthebiggestlakeintheworld.TheSaharaisthebiggestdesertintheworld..TheSaharaTheYangtzeRiveristhethirdlongestriverintheworld.TheYangtzeRiverWhic
3、histhehighestmountainintheworld?WhichisthelongestriverinAsia?...…Freetalk1aMatchthefactsyouknow.…8,844metershigh.…8,844米高…metershigh(long,wide…)……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。e.g.Thewallis1.7metreswide.ExplainationA:Howhighis
4、Qomolangma?B:It’s8,844metershigh.PracticeThebiggestdesertintheworldisabout8,000,000squarekilometersinsize.HowbigistheSahara?It’sabout8,000,000squarekilometersinsize.1bListenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.
5、TheSaharais____________desertintheworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongest2aListenandnumberthefacts(1-4)intheorderyouhearthem.6,3005,0005,464300___TheYangtzeRiverisa
6、bout____kilometerslongandtheYellowRiveris___kilometerslong.___Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover___yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.___Chinaisalmostasbigasth
7、eUS,butitisthebiggestcountryinAsia.42132bListenagainandfillintheblanksin2awiththenumbersinthebox.6,3005,0005,464300___TheYangtzeRiverisabout_______kilometerslongandtheYellowRiveris______kilometerslong.___Chinahasthebiggestpopulationintheworld.It’salo
8、tbiggerthanthepopulationoftheUS.6,3005,464___Chinaisover______yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.___ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.5,0003002cMakeconversationsusingtheinformationin2a.A:Didyouk
