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1、Unit5 What’sthehighestmountainintheworld? SectionAPresentationsquaren.平方metern.米ancientadj.古代的wideadj.宽的；宽阔的Doyouknowtheseinterestplaces?QomolangmarunsalongtheborderbetweenChinaandNepal.Itiscoveredwithsnowalltheyearround.It’s8844.43high,thehighestintheworld.It’s26kilometerslong.
2、TheNileisthelongestriverintheworld.It’smorethan6600kilometerslong.Itrunsthrough9countries,it’soneofthelargestriverflowsthroughtheinternationalstatesintheworldandrunsintotheMediterraneanSea(地中海)intheend.TheCaspianSeaisthebiggestlakeintheworld.ItliesintheborderbetweenAsiaandEurope
3、.TheSaharaisthebiggestdesertintheworld.ItislocatedinthenorthernAfrica,climateconditionsareverybad,isoneoftheearth’smostnotsuitableforbiologicalsurvival.TheYangtzeRiveristhethirdlongestriverintheworld,thefirstAsianrivers.It’s6211.31kilometerslong.TheYangtzeRiverBasin,east-westwid
4、thof3219kilometers,about966kilometerswidenorth-south,passingthrough11provinces.ItrunsintotheEastSeainShanghaifinally.Whichisthehighestmountainintheworld?WhichisthelongestriverinAsia?Matchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCas
5、pianSea6,671kilometerslongTheNile8,844.43metershighPracticeinpairslikethis: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.Thewallis1.7meterswide.ExplainationA:HowhighisQomolangma?B:It’s8,
6、844metershigh.PracticeThebiggestdesertintheworldisabout8,000,000squarekilometersinsize.HowbigistheSahara?It’sabout8,000,000squarekilometersinsize.Listenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertintheworld.3.TheCaspi
7、anSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestListenandnumberthefacts(1-4)intheorderyouhearthem.6,3005,0005,464300___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris___kilometerslong.___Chinahasthebiggestp
8、opulationintheworld.It’salotbiggerthanthepopula
