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1、Unit7SectionAPeriod1(1a-2d)Doyouknowthesenumbers?Howtoreadthem?8844.43meters1,025metersdeep6,600kilometerslong6,211.31kilometerslong3,219kilometerswideWhichisthehighestmountainintheworld?Whichisthelongestriverintheworld?…Doyouknowthis?QomolangmaQomolangmarunsalongtheborderbetweenCh
2、inaandNepal.Itiscoveredwithsnowalltheyearround.It’s8844.43metershigh,thehighestintheworld.It’s26kilometerslong.theSaharaTheSaharaisthebiggestdesertintheworld.ItislocatedinthenorthernAfrica.Itsclimateconditionsareverybadandisoneoftheearth'smostunsuitableforbiologicalsurvival.theCasp
3、ianSeaTheCaspianSea(里海)isthebiggestinland lakeintheworld.Themaxdepthis1,025m(inthesouthernpart).ItliesintheborderbetweenAsiaandEurope.theNileTheNileisthelongestriverintheworld.It’smorethan6,600kilometerslong.Itrunsthrough9countries.It’soneofthelargestriverflowingthroughtheinternati
4、onalstatesintheworldandrunsintotheMediterraneanSea(地中海)intheend.theYangtzeRiverTheYangtzeRiveristhethirdlongestriverintheworld,andthefirstAsianriver.It’s6211.31kilometerslong.TheYangtzeRiverBasin,east-westwidthof3,219kilometers,about966kilometerswidenorth-south,passingthrough11prov
5、inces.ItrunsintotheEastSeainShanghaifinally.1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh…8,844.43metershigh.…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
6、量单位放在表示长宽高的形容词前作状语。Thewallis1.7meterswide.ExplanationA:HowhighisQomolangma?B:It’s8,844.43metershigh.PracticeThebiggestdesertintheworldisabout9,600,000squarekilometersinsize.HowbigistheSahara?It’sabout9,600,000squarekilometersinsize.1bListenandcompletethesentences.1.Qomolangmais____
7、_____thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais___________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestUsetheinformationin1btomakeconversations.1cA:Whatisthehighestmountainintheworld?B:Qomola
8、ngma.Practiceinpairsliketh