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1、Unit7What’sthehighestmountainintheworld?SectionA1a-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；宽阔和LanguageGoal:Talkaboutgeographyandnature一、用英语写出下列数字：ninety-eightthou
2、sandsevenhundredandfifty-fourNinehundredandeighty-threeExercisefivehundred(and)sixty-sixsevenhundredandnine566__________________________________709__________________________________983__________________________________98,754____________________________________________
3、___________________练一练345100118,657,421threehundredandforty-fiveonethousand(and)oneeighteenmillion,sixhundredandfifty-seventhousand,fourhundredandtwenty-one3,872Threethousandeighthundredandseventy-two46,290Forty-sixthousandtwohundredandninety58,230Fifty-eightthousandt
4、wohundredandthirty59684,3219,648,215fivehundredandninety-sixeighty-fourthousandthreehundredandtwenty-oneNinemillion,sixhundredandforty-eightthousand,twohundredandfifteenQomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometersl
5、ongTheNile8,844.43metershigh1a.Matchthefactsyouknow.1.Qomolangmais________thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais__________ofallthesaltlakes.4.TheNileis___________riverintheworld.1b.Listenandcompletethesentences.highert
6、hebiggestthedeepestthelongest1c.Usetheinformationin1btomakeconversations.A:Whatisthehighestmountainintheworld?B:Qomolangma.A:Whatisthebiggestdesertintheworld?A:Whatisthedeepestsaltlakeintheworld?PairworkA:Whatisthelongestriverintheworld?B:Sahara.B:Caspiansea.B:Nile.__
7、____TheYangtzeRiverisabout________kilometerslongandtheYellowRiveris__________kilometerslong.____Chinahasthebiggestpopulationintheworld.It’salotbiggerthanthepopulationoftheUS.2a.Listenandnumberthefacts[1-4]intheorderyouhearthem.6,3005,0005,46430024____Chinaisover______
8、__yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_______yearsold.____ChinaisalmostasbigastheUS,anditisthebiggestcou
