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1、八年级下册Unit7What'sthehighestmountainintheworld?P49SectionA1a-1c南塗中学林惠旋TravelTravelsaltlake咸水湖desert[ˈdezət]沙漠square[skwɛə]n.平方meter[ˈmiːtə]n.米deep[di:p]adj.深的What’sthehighestmuntainintheworld?Qomolangma[ˈtʃəʊməʊˌlɑːŋmə]珠穆朗玛峰What’sthebiggestdesertintheworld?theSahara[sə'hɑ:rə]撒哈拉沙漠theNile[na
2、il]尼罗河What’sthelongestriverintheworld?What’sthedeepestsaltlakeintheworld?theCaspianSea['kæspiən]里海A:What’sthebiggestdesertintheworld?B:TheSahara.Group1Group4Group3Group2QomolangmatheSaharatheNiletheCaspianSeathedeepestsaltlakeTheCaspianSea.thehighestmountainQomolangma.thelongestriverTheNi
3、le.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertintheworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestP491bListenandcompletethesentences.A:HowhighisQomolangma?B:It’s8,844.43met
4、ershigh.100onehundred一百6,000sixthousand六千10,000tenthousand一万600,000sixhundredthousand六十万9,600,000ninemillion,sixhundredthousand(百万)九百六十万sixhundredandseventy-one六百七十一6,671sixthousand，sixhundredandseventy-one六千六百七十一onethousandandtwenty-five一千零二十五8,844.43eightthousand,eighthundredandforty-fo
5、urpointfourthree八千八百四十四点四三Qomolangmais8,844.43metershigh.珠穆朗玛峰有8844.43米高。数词表示计量的方法：数词+单位词+表示计量的形容词eg.8,844.43metershigh8844.43米高Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1aMatchthefactsyouknow.about9,600,
6、000(ninemillion,sixhundredthousand)squarekilometersinsizePracticeinpairslikethis:--HowhighisQomolangma?--It’s8,844.43metershigh.TheSaharabigtheSahara?…about9,600,000squarekilometersinsize.1,025(onethousandandtwenty-five)metersdeepTheCaspianSea……1,025metersdeepdeeptheCaspianSea?--What’sthe
7、highestmountainintheworld? --Qomolangma.--HowhighisQomolangma?--It’s8,844.43metershigh.QomolangmaTheSaharaTheCaspianSeaTheNile8,844.439,600,0001,0256,671SquaremetersinsizedeepSummaryHomework1、Rememberthewordswelearntinthislesson.2、Finishtheexerciseinthepaper,thenmak
