Unit+1+Nature+in+the+balance+Extended+reading+(2)+教案 高中英语译林版(2020)必修第三册

课时教案课题：Extendedreading(2)U1B3第2课时总序第25个教案课型：Newlesson教学目标：1.comeupwiththeirownideasabouttherelationshipbetweeneconomic批注developmentandenvironmentalprotection;2.appreciatethefunctionsofthehost’swordsandthelanguagestrategiesthehosthasadopted;3.describewhattheworldwillbelike20yearsfromnow.教学重点：appreciatethefunctionsofthehost’swordsandthelanguagestrategiesthehosthasadopted;教学难点：describewhattheworldwillbelike20yearsfromnow.教学用具：Multi-media教学方法：Groupwork,discussion教学实施过程：1.What’sthestyleofthisTVshowtranscript?What’sthefunctionofthisstyle?ThisTVshowtranscriptisorganizedintheformofaconversation.Eachpersonexpresseshisorheropinioninturn.Andthehostmakesthedecisionwhowillbetalking.Thisstylehelpspresenteachperson’sviewpointdirectlyandclearly.2.Havestudentsreadthehost’swordslistedbelowandexploretheirfunctions.(1)Introducethetopic:OurtopictodayispollutioninNorgate.(2)Introducetheguests:JoiningusinthestudiotonightareJamesSmith,…(3)Invitetheguesttotalk:MrSmith,you’velivedinthiscityforover20years.Howwouldyoudescribetheeffectsofpollutionoverthattime?MrBrown,wouldyouliketorespond?MrsArcher,whatareyourthoughtsonhowtodealwithpollution?批注(4)Summarizetheguest’sopinion:MrSmithprotestedagainstheavyindustry.(5)Makeaconclusion:AformerUNofficialoncesaid...It’sourdutytobuildahumancommunitywithasharedfuture.3.HavestudentsfinishpartBonpage12.Pollutionisaseriousproblemaroundtheworld,andmuchefforthasbeenputintothefightagainstit.Doyouthinkthingswillchangesignificantlyinthefuture?Describewhattheworldwillbelike20yearsfromnow.Ipredictthattheworldwillbemuchcleanerandgreenerin20years.First,carsrunningontraditionalfuelswillbereplacedbythosepoweredbynewenergies,suchaselectricityorsolarenergy.Asaresult,theeffectofgreenhousegasesontheclimatewillbesignificantlyreduced.Second,almostallreadingandwritingwillbedoneoncomputerandphonescreens,sopeoplewillcutdownfewertreesanduselesspaper.Third,newtechn