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1、Unit7What’sthehighestmountainintheworld?Whatisyourfavoritesubject?Canyouguesswhatmyfavoritesubjectis?Whatcanwelearninageographyclass?geographymountainriverlakeseasaltlakefreshlakePresentationsquare/skwεə/n.平方meter/mi:tə/n.米deep/di:p/adj.深的desert/'dezət/n.沙漠PresentationCompetitionsqu
2、aremeterdeepdesert平方；正方形米；公尺深的沙漠A:WhatisthelongestriverinChina?theYellowRivertheYangtzeRiverB:TheYangtzeRiver.ZhujiangRiver世界之最A:Whatisthelongestriverintheworld?B:TheNile./nail/Itis6,671kilometerslong.ItisinAfrica.HowlongistheNile？theNileB:TheCaspian/'kæspiən/Sea.A:Whatisthedeepests
3、altlakeintheworld?世界之最HowdeepistheCaspianSea？It’s1025metersdeep.ItisbetweenAsiaandEurope.TheCaspianSeaWecallitsea,butinfactit’sasaltlake.MoreinformationaboutittheCaspianSeaB：Qomolangma/'tʃəuməu,la:ŋmə/Itis8844.43metershigh.A:Whatisthehighestmountainintheworld?HowhighisQomolangma?世界之
4、最MoreinformationaboutitQomolangmatheHimalayasItiscoveredwithsnowalltheyearround.ChinaNepalQomolangmaA:Whatisthebiggestdesertintheworld?B:TheSahara./sə'hɑ:rə/世界之最HowbigistheSahara?ItisnearlyasbigasChina.InthenorthofAfricaItisabout9,600,000squarekilometersinsize.It’sveryhot,too.55℃int
5、hedayMoreinformationaboutittheSaharaTheseplacesaresoattractive(吸引人的),wheredoyouwanttovisit?QomolangmaTheSaharaTheCaspianSeaTheNileLovethenature,Cherishyourlife热爱大自然，珍爱生命Canyoureadthenumbers?71012152057100112213ninemillionsixhundredthousandonethousandandtwenty-fivesixthousandsixhundr
6、edandseventy-oneeightthousandeighthundredandforty-fourpointfourthree9,600,0001,0256,6718,844.43Canyoureadthenumbers?Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershigh1a.Matchthefactsyouknow.1.Qomolangmais__
7、______thananyothermountainintheworld.2.TheSaharais__________desertintheworld.3.TheCaspianSeais__________ofallthesaltlakes.4.TheNileis___________riverintheworld.1b.Listenandcompletethesentences.higherthebiggestthedeepestthelongestTalkaboutpicturesA:thehighestmountainthebiggestdesertt
8、hedeepestsaltlakeWh
