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1、Unit7SectionAPeriod1(1a-2d)Whichisthehighestmountainintheworld?Whichisthelongestriverintheworld?…Doyouknowthis?QomolangmaQomolangmarunsalongtheborderbetweenChinaandNepal.Itiscoveredwithsnowalltheyearround.It’s8844.43metershigh,thehighestintheworld.It’s26kilomete
2、rslong.theSaharaTheSaharaisthebiggestdesertintheworld.ItislocatedinthenorthernAfrica.Itsclimateconditionsareverybadandisoneoftheearth'smostunsuitableforbiologicalsurvival.theCaspianSeaTheCaspianSea(里海)isthebiggestinland?lakeintheworld.Themaxdepthis1,025m(intheso
3、uthernpart).ItliesintheborderbetweenAsiaandEurope.theNileTheNileisthelongestriverintheworld.It’smorethan6,600kilometerslong.Itrunsthrough9countries.It’soneofthelargestriverflowingthroughtheinternationalstatesintheworldandrunsintotheMediterraneanSea(地中海)intheend.
4、theYangtzeRiverTheYangtzeRiveristhethirdlongestriverintheworld,andthefirstAsianriver.It’s6211.31kilometerslong.TheYangtzeRiverBasin,east-westwidthof3,219kilometers,about966kilometerswidenorth-south,passingthrough11provinces.ItrunsintotheEastSeainShanghaifinally.
5、1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh…8,844.43metershigh.…8,844米高…metershigh(long,wide,…)……米高(長(zhǎng)，寬……)英語(yǔ)表示“有多長(zhǎng)(寬，高……)”時(shí)，一般將數(shù)詞和數(shù)量單位放在表示長(zhǎng)寬高的形容詞前作狀語(yǔ)。Thewa
6、llis1.7meterswide.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:Whatisthehighestmountainint
8、heworld?B:Qomolangma.Practiceinpairslikethis:A:Whatisthe…inthe…?B:…PracticeWhatisthelongestriverintheworld?TheNile.Whatisthebiggestdesertintheworld?TheSahara.Whatisth
