Unit2SavingtheEarthTopic3Wouldyouliketobeagreenerperson?SectionAThemainactivitiesare1aand3.本课重点活动是1a和3。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomenewwords:plastic,suppose,besupposedtodo,nod,agreement,shake2.Learnausefulsentence:Everyoneissupposedtodoso.3.Learnthecompoundsentenceswith“or”,“and”,“but”and“while”:(1)Noiseisakindofpollutionandit’sharmfultoourhearing.(2)Theearthisbeautifulbutpeoplehurttheearthnow.(3)Workhard,oryouwillfailtheexam.(4)ShewasbusycookingwhiletheywerewatchingTV.3.Learntotalkaboutenvironmentalprotection.Ⅱ.Teachingaids教具有关垃圾污染的多媒体图片或挂图/塑料袋、饮料瓶等实物/录音机/小黑板Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:7分钟)师生互动，复习上个话题的内容，培养学生的听、说能力，导入本课话题。1．(检查作业，复习讨论污染的危害。)T:Wetalkedabouttheharmofpollutioninlasttopic.Andweknowtherearemanykindsofpollution,suchaswaterpollution,airpollution,lightpollution,litterandsoon.Butdoyouknowhowthesekindsofpollutionaffectourenvironment?Volunteers?(教师以竞答的方式请学生回答。)Example:S1:Waterpollutionmakessomeanimalsdead.S2:Waterpollutionmakessomeplantsdead.S3:Peopleandanimalscan’tdrinkthewater.S4:Airpollutioncausesthegreenhouseeffect.S5:Airpollutionmakespeoplesickandevencausescancer.S6:Airpollutiondestroystheozonelayer.…T:Welldone!Youknow,allkindsofpollutionarepollutingourenvironment.Sowearefacingtheseriouspollutionproblems.Whatshouldwedotoimproveourenvironment?2.(学生分组讨论，然后回答。)T:Pleasediscussingroups.Thenmakeareport.Group1:Don’tspithereandthere.Don’tpicktheflowers.Plantmoretrees.…Group2:Askthegovernmenttomakerulesandpulldownsomechemicalfactories.Askpeopletosaveelectricity.…T:Verygood!Youhavesomanygoodideas.Wouldyouliketodosomethingusefultoimproveourenvironment?Ss:Ofcourse.T:Me,too!OK,let’sbegreenerpeopletogether.Today,we’lllearnTopic3—Wouldyouliketobeagreenerperson?(导入1a。)Step2Presentation第二步呈现(时间:14分钟)利用图片或实物创设语言情景，呈现部分生词；并通过听录音回答问题等形式呈现1a，完成1b。1.(教师用图片或实物引出本课的词汇和内容。)T:Ifwewanttobegreenerpeople,whatshouldwedoathome?(教师展示图片。)T:Isheagreenerperson?Ss:No.T:Weshouldreuseplasticbagsinsteadofthrowingthemaway.(可出示一塑料袋帮助学生理解。)(板书，让学生猜测其汉语意思，且要求掌握。)plastic(教师展示图片。)T:Isitgreen?Ss:No.T:Weshouldreduceusingplasticbags.(板书且要求学生理解。)reduce(教师展示图片或出示实物。)T:Whatarethese?Ss:Theyaresoftdrinkcans.(教师帮助学生回答并板书，要求学生理解can。)canT:Howshallwedealwiththem?Ss:Weshouldcollectthemforrecycling.(教师让学生看图片，帮助学生总结环保方面的知识。)T:Now,weknowweshouldreduce,reuseandrecyclesomethingsathometoprotectourenvironment.WecallthemthethreeRs.(板书并要求学生理解thethreeRs的含义。)thethreeRs—reduce,reuseandrecycleT:Itisnothardforustoprotecttheenvironment.Sowecanencouragepeoplearoundustobegreenerpeople.Wouldyouliketodoso?Ss:Sure.T:Protectingourenvironmentisourduty.Thatistosay,everyoneissupposedtodothat.Itmeanseveryoneshoulddothat.(板书并要求学生掌握。)besupposedtodosth.T:Nowweknowhowtoprotecttheenvironmentathome.Whatcanwedoatschooltoprotecttheenvironment?Pleaselistentothetape,thenfindouttheanswer.(教师放1a录音，让学生不看书回答问题。)T:Canyoufindouttheanswer?(师生共同核对答案。)2.(让学生再听1a录音，回答小黑板上的问题，为完成1b做铺垫。)T:Pleaselistentothetapeagain,thentr...
