英语人教版八年级下册unit7 period1.ppt

Unit7Whatsthehighestmountainintheworld?,Period1,.,承担:实验中学英语教研组执教:瞿蜜,TheCaspianSea里海,Thetopoftheworld（世界之最）,Qomolangma珠峰,TheSahara撒哈拉,TheNile尼罗河,Thetopoftheworld（世界之最）,Swiss瑞士,Vatican梵蒂冈,Thetopoftheworld（世界之最）,Qomolangmaisthehighestmountainintheworld.,Howhighisit?,Itis8,844.43metershigh.,300,5,646,threehundred,520,fivehundredandtwenty,thousand,fivethousandsixhundredandforty-six,9,600,000,million,thousand,ninemillionsixhundredthousand,Howtoreadthelargenumbers?,Groupwork:readthenumbers,6,3001,0256,6718,844.49,600,0005,0001,36856,800527,131.42,0155,4642,005,TIPS:Readbyyourselves+1GLcheck+1Show:GLasksomeonetoread+1/2,TheCaspianSeaisthedeepestsaltlake(盐湖）intheworld.,Howdeepisit?,Itis1,025metersdeep.,TheNileisthelongestriverintheworld.,Howlongisit?,Itis6,671kilometerslong.,TheSaharaisthebiggestdesertintheworld.,Itis9,600,000squarekilometersinsize.,Howbigisthearea?,Swissistherichestcountryintheworld.,Vatican(梵蒂冈）isthesmallestcountryintheword.Andithasonlymorethan800population(人口）.,Quiztime:trytobethequickest,Whatisthehighestmountainintheworld?,Whatisthelongestriverintheworld?,Whatisthedeepestsaltlakeintheworld?,Whatisthebiggestdesertintheworld?,Whichcountryistherichestintheworld?,Whichcountryisthesmallestintheworld?,Qomolangma.,TheCaspianSea.,TheNile.,TheSahara.,Swiss.,Vatican.,TIPS:right+1wrong1,A:Whatisthebiggestdesertintheworld?B:Sahara.A:Howbigisthearea（面积多大）?B:Itisabout9,600,000squarekilometersinsize.,pairwork,A:Whatistheintheworld?B:.A:Howisit?B:Itis.,pairwork:chooseanypicturetoaskandanswer.,8,844.43metershigh,1,025metersdeep,6,671meterslong,About9,600,000squarekilometersinsize,TIPS:eachcanopenmouthtospeak+1show+1,Qomolangmaismountainintheworld.Qomolangmais_thananyothermountainintheworld.3.TheSaharaisdesertintheworld.4.TheCaspianSeaisofallthesaltlakes.5.TheNileisriverintheworld.6.TheAmazon（亚马逊）istheriverintheworld.,Watchandcompletethesentences.,higher,biggest,deepest,longest,second,longest,the,the,the,the,highest,ThebestofChina.,ThebiggestcountryinAsia.,history,population,theYangtzeRiver,theYellowRiver,Itiskilometerslong.,Itiskilometerslong.,Itisoveryearsold.,Ithasthebiggestpopulationintheworld.,5,000,ItisthefirstlongestriverinAsia.,ItisthesecondlongestriverinChina.,Itisoneoftheoldestcountriesintheworld.,5,464,6,300,Listenandfillintheblanks.,Chinaisoneofthecountriesintheworld.Itisover5,000yearsold.IthasamuchhistorythantheUS.Infact,theUSisoneoftheyoungestcountriesintheworld.TheUSisnoteven300yearsold.Chinahasthebiggestpopulation.ItsalotthanthepopulationoftheUS.ChinaisaboutthesizeastheUS.ItisthebiggestcountryinAsia.TheYangtzeRiveristhelongestriverinAsia.Itsaboutkilometerslong.TheYellowRiveris5,464kilometerslong.,oldest,bigger,6,300,longer,same,A:DidyouknowthatChinais?B:Yes,Idid.Itsmucholderthanmycountry.C:,Groupwork:,TIPS:,becreative+1,agoodconversation+2/3,IntroducethebestofChina.,eachcanjoin+1,TherearesomanybestbeautifulplacesofinterestsinChina,sowearesoproudandloveourowncountrybetter,anditsourdutytomakemoreforeigners