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1、Unit7Unit7What'sthehighestmountainintheworld?SectionA11a—2dPresentationsquaren.平方metern.米deepadj.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ancientadj.古代的wideadj.宽的；宽阔的Howtosaythesenumbers:18251802502,5501,0256,6710.22.45844.438,844.43100,0001,0
2、00,0009,600,000Whichisthelargest/smallestnumber?Doyouknowtheseplaces?QomolangmaQomolangmarunsalongtheborderbetweenChinaandNepal.Itiscoveredwithsnowalltheyearround.It’s8,844.43metershigh,thehighestmountainintheworld.It’s26kilometerslong.TheNileisthelongestriverintheworld.It’smorethan
3、6,600kilometerslong.Itrunsthrough9countries.It’soneofthelargestriversintheworld.theNiletheCaspianSeaTheCaspianSeaisthebiggestlakeintheworld.ItliesintheborderbetweenAsiaandEurope.TheSaharaisthebiggestdesertintheworld.ItislocatedinthenorthernAfrica.Climateconditionsareverybad.theSahar
4、aTheYangtzeRiveristhethirdlongestriverintheworld,thelongestAsianriver.It’s6,211.31kilometerslong.Itflowsthrough11provincesandrunsintotheEastSeainShanghaifinally.theYangtzeRiverWhichisthehighestmountainintheworld?WhichisthelongestriverinAsia?...…Talkaboutthesepicturesinpairs.1aMatcht
5、hefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighA:HowhighisQomolangma?B:It’s8,844.43metershigh.A:Howdeep/big/longis…?B:It’s…meters/kilometers….PracticePracticeinpairslikethis:A:Whatisthehig
6、hestmountainintheworld?B:It’sQomolangma.A:Whatisthebiggest/longest/deepest…intheworld/inAsia/inChina?B:It’s….A:What’sthesecondlongestriverintheworld/inChina?B:It’s….1bListenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertinth
7、eworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongest1cUsetheinformationin1btomakeconversations.Whatisthehighestmountainintheworld?Qomolangma.Whatisthe…intheworld?….2aListenandnumberthefacts(1-4)intheorderyouhe
8、arthem.___TheYangtz
