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1、Unit7What'sthehighestmountainintheworld?SectionA11a—1cQomolangma珠穆朗玛峰theNile尼罗河theCaspianSea里海theSahara撒哈拉沙漠theYangtzeRiver长江theYellowRiver黄河theMingDynasty明朝theMingGreatWall明长城theHimalayas喜马拉雅山脉theAmazonRiver亚马孙河ChengduResearchBase成都研究基地population人口数量Asia亚洲wall墙feelfree（
2、可以）随便（做某事）tour旅行；旅游tourist旅行者；观光者amazing令人大为惊奇的ancient古代的；古老的protect保护wide宽的asfarasIknow就我所知Presentationsquaren.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；宽阔和QomolangmaHowhighisit?It’s8844.4
3、3high.What’sthehighestmountainintheworld?Qomolangmaisthehighestmountainintheworld.TheCaspianSeaWhat’sthedeepestsaltlakeintheworld?TheCaspianSeaisthedeepestsaltlakeintheworld.Howdeepisit?It’s1,025metersdeep.What’sthebiggestdesertintheworld?TheSaharaisthebiggestdesertinthe
4、world.TheSaharaHowbigisit?It’sabout9,600,000squarekilometersinsize.What’sthelongestriverintheworld?TheNileisthelongestriverintheworld.Howlongisit?It’s6,667kilometerslong.TheNileWhat’sthelongestriverinChina?TheYangtzeRiveristhelongestriverinChina.Howlongisit?It’sover6,300
5、kilometerslong.TheYangtzeRiverTheYangtzeRiveristhelongestriverinChina.TheYangtzeRiverTheYangtzeRiveristhethirdlongestriverintheworld.1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.
6、43metershigh…8,844metershigh.…8,844米高…metershigh(long,wide…)……米高（长，宽……)。英语表示“有多长（宽，高……）”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。e.g.Thewallis1.7metreswide.Explaination1bListenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertin
7、theworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongest2aListenandnumberthefacts(1-4)intheorderyouhearthem.6,3005,0005,464300___TheYangtzeRiverisabout____kilometerslongandtheYellowRiveris___kilomete
8、rslong.___Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.___Chinaisover_
