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1、Unit7What'sthehighestmountainintheworld?SectionA11a—2dPresentationsquaren.平方metern.米zxxkdeepadj.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zxxkancientadj.古代的wideadj.宽的;宽阔和zxxkDoyouknowtheseinterestplaces?QomolangmaQomo
2、langmarunsalongtheborderbetweenChinaandNepal.Itiscoveredwithsnowalltheyearround.It’s8844.43high,thehighestintheworld.It’s26kilometerslong.TheNileisthelongestriverintheworld.It’smorethan6600kilometerslong.Itrunsthrough9countries,it’soneofthelargestriverflow
3、sthroughtheinternationalstatesintheworldandrunsintotheMediterraneanSea(地中海)intheend.TheNileTheCaspianSeaTheCaspianSeaisthebiggestlakeintheworld.ItliesintheborderbetweenAsiaandEurope.zxxkTheSaharaisthebiggestdesertintheworld.ItislocatedinthenorthernAfrica,c
4、limateconditionsareverybad,isoneoftheearth'smostnotsuitableforbiologicalsurvival.TheSaharaTheYangtzeRiveristhethirdlongestriverintheworld,thefirstAsianrivers.It’s6211.31kilometerslong.TheYangtzeRiverBasin,east-westwidthof3219kilometers,about966kilometerswi
5、denorth-south,passingthrough11provinces.ItrunsintotheEastSeainShanghaifinally.TheYangtzeRiverWhichisthehighestmountainintheworld?WhichisthelongestriverinAsia?...…Talkaboutthesepicturesinpairs.1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersi
6、nsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighPracticeinpairslikethis:A:Whichisthe…inthe…?B:…Practice…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.Thewall
7、is1.7metreswide.ExplainationzxxkA:HowhighisQomolangma?B:It’s8,844metershigh.PracticeThebiggestdesertintheworldisabout8,000,000squarekilometersinsize.HowbigistheSahara?It’sabout8,000,000squarekilometersinsize.1bListenandcompletethesentences.1.Qomolangmais__
8、____thananyothermountainintheworld.2.TheSaharais____________desertintheworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestzxxk2aListen