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高中英语 nit 4 Global warming 单元全套教案 新人教版选修6VIP免费

高中英语 nit 4 Global warming 单元全套教案 新人教版选修6_第1页
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Unit4GlobalwarmingPeriodSpeakingandListeningTeachinggoals教学目标1.Targetlanguage目标语言a.重点词汇和短语energy,light(v.),heat(v.),renewable,non-renewable,fuel,blame,runoutb.交际用语ExpressingagreementanddisagreementYes,Iagreewithyou.Yes,Ithinkso.Ibelievethatyou’vegotitright.Idon’tthinkso.Idon’tthinkthat’sright.I’mafraidyouarewrong.2.Abilitygoals能力目标Enablethestudentstotalkaboutdifferentsourcesofenergyandexpresstheirownideas.3.Learningabilitygoals学能目标Helpthestudentslearnhowtogivetheirideasabouttheuseofenergy.Teachingimportantpoints教学重点Enablethestudentstoexpressagreementanddisagreement.Teachingdifficultpoints教学难点Enablethestudentstolearnhowtoexpressagreementanddisagreement.Teachingmethods教学方法Brainstorming,listeningandgroupwork.Teachingaids教具准备Ataperecorderandacomputer.Teachingprocedures&ways教学过程与方式StepⅠRevisionT:Goodmorning,everyone.Ss:Goodmorning,teacher.T:Sitdown,please.Beforeclass,I’llcheckyourhomeworkfirst.Mary,wouldyoureadyourhomeworktous?Checkthestudents’homeworkandhaveadiscussionwiththestudentsaboutthemistakesMarymade.Letthestudentshaveaclearunderstandingaboutthemistakesandthencorrectthem.StepⅡWarmingupT:Asweallknow,wedependonenergytodomanythingsinourdailylife.Somepeopleevensaywecoulddonothingwithoutenergy.Canyoutellmewhatweuseenergyfor?Sa:Energylightsourcities.Sb:Energyheatsourbuildings.Sc:Energyentertainsus.Withthehelpofelectricity,peoplehavegotalotoffunfromwatchingTV,playingcomputersandsoon.用心爱心专心50Sd:Therearemanyotherelectricalappliancesthatmakeourlifemoreconvenientandcomfortablesuchaswashingmachines,microwaves,airconditionersandsoon.Se:Todayenergyalsohelpspeoplerealizemanyso-calleddreamsinthepast.Forexample,peoplecan“fly”fromoneplacetoanotherbyplanewhichrunsonenergy.Sf:It’strue.Infact,notonlyplanesbutalsocars,shipsandtrainsrunonenergy.T:Welldone.Allthatyou’vejustsaidisright.Soitseemsthatenergyplaysaveryimportantroleinthemodernworld.Thenwheredoesalltheenergycomefrom?Openyourbooksandturntopage25.Lookatthepicturesonthispage.Theymayhelpyoufindouttheanswers.Afterawhile.T:Who’dliketotellusyouranswers?Sg:Windpower.Sh:Coalpower.T:Right.Isthereanydifferencebetweenthem?Si:Yes.Windwillneverrunoutwhilecoalisalimitedsource.T:It’strue.Asweknow,anenergysourceisrenewablewhensuppliesofitneverrunoutwhilesomesupplies,suchascoal,willdefinitelyrunoutoneday.Energyofthiskindiscallednon-renewablesources.Pleasethinkofasmanysourcesasyoucananddecidewhichenergysourcesonyourlistarerenewableandwhicharenon-renewable.Ifnecessary,givesomewordsrelatedtothepictureswhichmightbedifficultforthestudentssuchasoilrefinery,hydroelectricpowerandsoon.Theteachershouldalsocollectasmuchinformationaboutdifferentsourcesofenergyaspossibleandshowittothestudentsinclassthroughacomputer.Inthisway,thestudentswillbecomemoreinterestedinthistopicandtheirknowledgeonthisaspectwillbeenlarged.Sampleanswers:RenewableNon-renewableWindpowerCoalSolarpowerNaturalgasandoilHydroelectricpowerNuclearpowerStepⅢListeningandDiscussingT:Fromwhatwe’vejusttalkedabout,itisclearthatenergydoesalotofgoodtous.Buteverycoinhastwosides.Isthereanynegativeeffectofusingenergy?Sa:Yes.Peopleusetoomuchenergywhichisresultinginanincreaseincarbondioxide.Thatishowtheglobalwarmingcomesabout.Sb:Andmeanwhileitpollutestheenvironment.T:It’strue.Manypeoplehaverealizedtheproblem.Nextwe’lldosomelisteningpr...

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高中英语 nit 4 Global warming 单元全套教案 新人教版选修6

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