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1、Unit8We'retryingtosavetheearth!SectionA教案1一、教学目标(一)知识与技能1.Tolearnthefollowingwordsandexpressions.Bottom,coal,public,ugly,cost,advantage,method,cruel,harmful,afford.2.TounderstandthepassageonPage59.(二)过程和方法1.Togetageneralknowledgeofpollutionbyreadingandrole-play.2.Toknowabouthowtoreduc
2、epollutionthroughdiscussion.(三)情感态度和价值观Afterlearningthispart,everystudentwillbeawareoftheserioussituationofpollutionanddeterminedtotakeactiontoprotectourearthfromnowon.二、教学重点1.Howtousethefollowingwordsandexpressions:cost,advantage,harmful,afford,usedto,playapartin…2.tounderstandthepas
3、sageonPage99.三、教学难点1.Howtousethefollowingwordsandexpressions:cost,advantage,harmful,afford,usedto,playapartin…2.tounderstandthepassageonPage59.四、教学准备Ppt,recorder,mutiple-media五、教学环节Step1Lead-in1)Showsomepicturesaboutpollutionandaskstudentstodiscusswhatthedangerofeachkindofpollutionis.
4、2)Herearesomewordsarerelatedtodifferentkindsofpollution.Writethemintheboxbelow,andyoucanaddmorewords.Loudmusic,littering,buildinghouses,cars,ships,mobilephones,rubbish,factories,planes,smoking.AirpollutionNoisepollutionWater3)Role-playthefollowingconversationandmakeyourownconversation
5、saboutthekindsofpollutionabove.A:Theriverwasdirty.Eventhebottomoftheriverisfullofrubbish.[到B:Butitusedtobesoclean.A:Yes,butpeoplearelitteringintheriver.B:Everyoneinthetownshouldplayapartincleaningitup.Step2Reading1)Fast-readingNowturntopage59andreadthepagequicklytofindanswerstotheshee
6、t.QuestionsAnswersWhereshark’sfinsoupispopularSouthernChinaNumbersofsharkscaughtandtradedeveryyear70millionHowmuchthenumbersofsomekindsofsharkshavefalleninthelast20-30years?over90percentTwoenvironmentgroupswhichareagainstfinningWildAidandtheWWF2)careful-readingReadthepassageagainandfi
7、llinblanks.so,although,ifbut,when①Manypeopledonotrealizetheyarekillingawholeshark___________theyenjoyabowlofshark’sfinsoup.②Sharksareatthetopofthefoodchain,_____________iftheirnumbersdrop,theocean’secosystemwillbeindanger.③Manythinkthatsharksaretoostrongtobeendangered,___________theya
8、rewro
