Unit9Seawaterandrainwater.ppt

1,U9SeawaterandrainwaterTheoceansYananMiddleSchoolMindy,2,Readpara.1-3andanswerDorysquestions.,1.Howmuchoftheearthiswater?,2.Wherecanwefindwater?,3.Whoaremyseaanimalfriends?,4.Whatdoyouthinkofwhales/dolphins/sharks/starfishandseahorses?,IamDory,Earth,Land:25%Water:75%,threequarters,aquarter,Almost_oftheEarthiswater.,threequarters,1.Howmuchoftheearthiswater?,str_m,/stri:m/,2.Wherecanwefindwater?,Wecanfindwaterinthe,ea,Wecanfindwaterinthestreams,rivers,lakes,seas,andoceans.,river,lake,sea,ocean,shark,/,3.Whoaremyseaanimalfriends?,dolphin,/,whale,/,stfsh,/,ar,i,shse,ea,or,/,s,s,s,s,dangerous,large,_nt_ll_g_nt,/,ieie,4.Whatdoyouthinkoftheseaanimals?,interesting,beautiful,thelargest,Whalesarethelargestanimalsontheearth.,areoneofthelargestanimalsontheearth.,Sharks/lionsareoneofthemostdangerousanimalsontheearth.,dangerous,Dolphinsareoneof_ontheearth.,themostintelligentanimals,intelligent,jellyfish,seal,_areoneof_ontheearth.,Theoceans,AlmostthreequartersoftheEarthiswater.Manyfishandseaanimalsliveinthestreams,rivers,lakes,seasandoceansontheEarth.Whales,dolphinsandsharksareseaanimals.WhalesarethelargestanimalsontheEarth.Dolphinsareoneofthemostintelligentanimals.Sharksareoneofthemostdangerousanimals.,Theoceans,Intheoceans,youcanfindstarfishandseahorses.Theyareinterestingandbeautifulseaanimals.,Almostiswater.ManyfishandseaanimalsliveintheontheEarth.areseaanimals.WhalesareontheEarth.Dolphinsare.Sharksare.Intheoceans,youcanfind.Theyareseaanimals.,Retell,Peoplegetf_fromtheoceans.Theseafoodweeatisfromtheoceans.Fishermenusenetstocatchf_andprawnsinthedeepsea.Theoceansarei_toallanimalsontheearth.Wemustkeepthemc_.Wemuststoppollutingthem.,food,fish,Moreaboutmyhome,important,clean,Readthewholepassagebyyourselves,then,wewillhaveacompetition.,Letshaveacompetitionabouttheoceans.Rules:Putupyourhandsasquicklyaspossibleifyouknowtheanswer.2.Eachstudentjusthasonechance(机会）toanswerthequestion.,ClassCompetition,Areyouready?,1.Howmuchoftheearthiswater?,2.Wherecanwefindwater?,3.Whatarethelargestanimalsontheearth?,4.Whatdoyouthinkofdolphins?,5.Nametwobeautifulthingsintheoceans.,6.Whatdopeoplegetfromtheoceans?,7.Howdofishermengetfoodfromtheoceans?,8.Whatdoyouthinkoftheoceans?,Mydearhumanfriends,Iamindanger.Ireallyneedyourhelp!_Tohelpusistohelpyourselves!Yours,Dory,GroupworkDiscussandcompletealetter,Dorysletter,Protectingtheoceansisprotectingourselves!保护海洋就是保护我们自己！,26,1.Readthetextatl