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1、Unit7What'sthehighestmountainintheworld?SectionA1a—2dTheYangtzeRiveristhethirdlongestriverintheworld.It’sabout6,300kilometerslong.ItrunsintotheEastSea.ChangJiangtheYangtzeRiverDoyouknowtheseplaces?Qomolangma珠穆朗玛Qomolangmarunsalongtheborder(国界)betweenChinaandNepal
2、(尼泊尔).Itiscoveredwithsnowalltheyearround.It’s8,844.43metershigh.Itisthehighestmountainintheworld.TheNileisthelongestriverintheworld.It’s6,671kilometerslong.Itrunsthrough(流经)9countriesandrunsinto(注入)theMediterraneanSea(地中海)intheend.theNile尼罗河theCaspianSea里海TheCasp
3、ianSeaisthedeepestsaltlakeintheworld.Itliesin(位于)theborderbetweenAsia(亚洲)andEurope.TheSaharaisthebiggestdesert(沙漠)intheworld.Itislocatedin(位于)thenorthern(北方的)Africa.theSahara撒哈拉1aMatchthefactsyouknow.Qomolangmaabout9,600,000square(平方)kilometersinsize(面积)TheSahara
4、1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighisItis…meter(s)/kilometer(s)long(high/deep/wide…)表示物体有多少米/千米长（高/深/宽等）。1bListenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertinthewo
5、rld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongest2aListenandnumberthefacts(1-4)intheorderyouhearthem.___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris___kilometerslong.___China
6、hasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover___yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven___yearsold.___ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.42132bListenagainandfillintheblankswiththenum
7、bersinthebox.6,3005,0005,464300___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris______kilometerslong.___Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover_____yearsold.IthasamuchlongerhistorythantheUS.TheUSis
8、noteven____yearsold.___ChinaisalmostasbigastheUS,anditisthebiggestcountryinAsia.42136,3005,4645,0003002cMakeconversationsusingtheinformationin2a.A:Didyouknowth
