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1、Unit7Unit7What'sthehighestmountainintheworld?王书慧RevisionGood,better,best,Neverletitrest.Tillgoodisbetter,Andbetterbest.写出下列单词的比较级和最高级1.good2.comfortable3.big4.happy5.cheap6.many7.difficult8.little1.good2.comfortable3.big4.happy5.cheap6.many7.difficult8.littlebetterbestmore～most～bigger
2、biggesthappierhappiestcheapercheapestmoremostmore～most～lessleastNewwordsandexpressionssquaren.平方，正方形，广场kilometer:千米，公里metern.米deepadj.深的deeplyadv.深深地desertn.沙漠，adj:荒芜的，不毛的populationn.人口NewwordsandexpressionsAsian.亚洲,tourv.n.旅行（以游览观光玩乐为主的旅行）touristn.旅行者ancientadj.古代的wideadj.宽的；宽阔的amazi
3、ngadj.令人大为惊奇的Haveatry!平方米深的沙漠人口亚洲旅行,旅行者令人大为惊奇的古代的宽的；宽阔的Canyoureadbignumbers?1,000a/onethousand10,000tenthousand100,000a/onehundredthousand1,000,000a/onemillion1,000,000,000a/onebillion4,567,809fourmillion,fivehundredandsixty-seventhousand,eighthundredandnineCanyoureadbignumbers?102566
4、718844.439600000,,,,,Doyouknowtheseinterestplaces?QomolangmaQomolangma,8844.43metershigh,26kilometerslong,becoveredwithsnowAskAndAnswerWhat’sthehighestmountainintheworld?Howhighisit?Doyouknowwhatelseaboutthehighestmountain?TheNile,6,671kilometerslong,ninecountriesTheNileAskAndAnswerWh
5、at’sthelongestriverintheworld?Howlongisit?Whatelse?TheCaspianSeaTheCaspianSea,1,025metersdeep,intheborderbetweenAsiaandEuropeAskAndAnswerWhat’sthedeepestsaltlakeintheworld?Howdeepisit?Whatelse?TheSahara:thebiggestdesertintheworld,inthenorthernAfrica,climateconditions,verybad.TheSahara
6、AskAndAnswerWhat’sthebiggestdesertintheworld?Howbigisit?Whatelse?1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1bListenandcompletethesentences.1.Qomolangmais______thananyothermounta
7、inintheworld.2.TheSaharais____________desertintheworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestWhichisthehighestmountainintheworld?WhichisthelongestriverinAsia?...…Talkaboutthesepicturesinpairs.1c.Usetheinf
8、ormat
