八下Unit7课件.ppt

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1、Unit7What’sthehighestmountainintheworld?What’sthehighestmountainintheworld?Howhighisit?Doyouknow?QomolangmaQomolangmaisthehighestmountainintheworld.Itis8,844.43metershigh.Whatdoyouknowaboutthefollowingnumbers?1,025metersdeepTheCaspianSeaWhatdoyouknowaboutth

2、efollowingnumbers?6,671kilometerslongTheNileWhatdoyouknowaboutthefollowingnumbers?9,600,000squarekilometersinsizeTheSaharaIcanreadthem!9,600,0001,0256,6718,844.43onethousandandtwenty-fiveeightthousandeighthundredandforty-fourpointfourthreesixthousandsixhundr

3、edandseventy-oneninemillionsixhundredthousand1aMatchthefactsyouknow.Qomolangmais8844.43metershigh.TheSaharais…TheCaspianSeais…TheNileis…1bListenandcompletethesentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertinthewor

4、ld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestGuessA:Whatisthehighestmountainintheworld?B:Qomolangma.1cUsetheinformationin1btomakeconversations.谈论物体的宽度深度高度长度tall/highdeeplongwide-It'

5、s+数量+high/tall/long/wide/deep.1.-Howhigh/tall/long/wide/deep...+is+主语?常见句型2.数词+squarekilometer(s)数词+squaremeter(s)insizeSummary英语表示“有多长（宽，高……）”时，一般将_____和__________放在表示长宽高的形容词___。数词数量单位前翻译句子：1.这张桌子两米长。2.这座山有1,500米高。3.这栋楼120米高。4.这个湖有多深？1,025米深。5.黄河有多长？Thetabl

6、eistwometerslong.Themountainis1,500metershigh.Thebuildingis120meterstall.Howdeepisthelake?It’s1,025metersdeep.ExerciseHowlongistheYellowRiver?单项选择1.It’s______intheworld.A.thebiggestdesertB.biggestdesertC.thebiggestdesertsD.biggerdesert2.Therearenoman-madestr

7、ucturesas_______astheGreatWall.A.biggerB.bigC.biggerD.thebiggest3.TheNileis6,671_________A.kilometers'B.kilometerC.kilometerslongD.kilometerlong4.MountTaiis_______lowerthanQomolangma.A.lotsofB.manyC.veryD.much5.Shanghaiisoneof_______intheworld.A.morebigcityB

8、.thebiggestcityC.thebiggestcitiesD.themostbigcity