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Unit2SavingtheEarthTopic3SectionB教案Teachingaimsanddemands1.Learnsomenewwordsandusefulexpressions:oughtto,turnoff,action,ontime.2.Goonlearningtoprotecttheenvironment.3.Reviewgivingadvice.Teachingaids录音机/小黑板/一只塑料瓶/罐头瓶/别的实物TeachingPlanStep1Review分小组向全班同学汇报上节课的作业。教师准备一些垃圾并做些动作，学生判断正误，并纠正老师的行为，既激发兴趣又复习上节课内容。进行环保教育。T:(教师出示一塑料瓶)Lookatthisplasticbottle,itsempty.Letsthrowitaway.(扔在地上)Ss:Mr./Miss,youarewrong.T:Why?Ss:Becauseitcanbereused.T:(教师出示一罐头瓶。)Hereisacan.Itsnotuseful.S1,pleasethrowitoutofthewindow.S1:Sorry.Mr./Miss,Icantdothat.Wemustprotectourenvironmentanditcanbecollectedandrecycled.T:Whatagreenerperson!Weallshouldprotecttheenvironmentaroundus.Weneedtoreducethewasteweproduce.Weshouldusebothsidesofpaper,andreuseplasticbagsratherthanthrow2themaway,butactionsspeaklouderthanwords.S,couldyoupickuptheplasticbottleonthefloorforme?S2:Certainly.(学生拾起。)T:Thankyou.S2,youareagoodstudent.Everybodyshoulddoitlikethiseveryday,buteasiersaidthandone.Step2Presentation1.(1)教师将已设计好的听力问题呈现在黑板上。(1)WouldMichaelliketobeagreenerperson?(2)Whenyougoshopping,doyoutakeaclothbagorplasticbags?(2)让学生听录音1a，并回答问题。(3)让学生再听录音，并说出简的建议。sT:Listentothetapeagain,andtellJaneadvice.First,yououghttoturnoffthelightsSecond,youdbetterwalkorrideabikeinsteadofThird,takeaclothbagwhen(要求学生跟读这些句子，并用oughtto和Youdbetter来提一些环保建议。)S1:Yououghttocleantheclassroom.S2:Youdbetternotcutdownthetrees.S3:2.让两位同学读1a，别的同学认真听，并找出重难点和同桌讨论，教师深入学生中，了解共性问题并讲解，可简单复习不定式。T:Now,Illlettwostudentsread1aforus.Theotherslistencarefully,andfindoutthedifficultiesyoudontunderstand.Payattentiontothestressandintonation.Step3Consolidation1.(1)学生根据板书的重点，改写对话成一篇报告。T:Accordingtothemainsentences.Pleasechangethedialogintoashortreport.Youhavetwominutes.(2)要求学生复述对话。S1:Michaelwouldliketobeagreenerperson.Janegiveshimthreepiecesofadvice.Shetellshimthatheoughttoturnoffthelightswhenheleavesaroom.whenhewantstotravelashortdistance,hedbetterwalkorrideabike,nottakeabusorataxi2.(1)让学生独立完成1b，教师检查并以提问的方式核对答案。T:Pleasematchtheletterswiththesentences.Oneminutelater,Illaskastudenttogivehis/heranswers,thencheckouranswerstogether.(2)让学生读1b中的句子，熟悉内容，为下步做准备。(3)让学生来看这些图片，加强环保节能方面的教育。T:Boysandgirls,pleaselookatthepicturesaboutthedailylife.Whatdotheyshowus?Whocantellus?Handsup!S2:Pictureashowsusthatweoughttosaveelectricity.S3:PicturebshowsusthatS4:PicturecshowsusthatS5:(4)要求学生进行拓展，总结更多的日常环保行为。T:Verygood!Payattentiontoourlivesarounduseveryday.Therearemanygoodhabitstosaveenergyorprotecttheenvironment.Whocantrytotellus?S6:Takecareofthewildanimals.S7:Dontcutdownthetrees.S8:(5)根据1a，应用1b中的内容再来重新组织一个对话。T:Makeanewdialoglike1aaccordingtothesentencesin1b,practiseitwithyourpartner.Laterthevolunteersactitout.Example:S9:Hi,S10.Wouldyouliketobeagreenerperson?S10:Ofcourse,Idloveto,butwhatshouldIdo?S9:First,Reducewaste.Dontbuybottlesorboxeswhichpeoplecanuseonlyonce.S10:Oh,thatseasy.Whatsnext?S9:Second,recycleboxesandplasticbottles.S10:Thatsright.S9:Step4Project1.和同桌讨论可以减少使用、再使用或回收再利用的各种东西，以此来完成2b。同时尽可能多地呈现一些可三Rs的日用物品，观点可能会出现分歧。T:Now,pleaseworkinpairsandtrytocomplete2b.2.教师再呈现一些实物，让学生判断。T:Lookattheseobjectstogether.Doyouthinktheycanberecycled,reusedorreduced?Step5Homework(1)WriteanarticleaboutthreeRs.(2)Tellyourfamilyandfriendshowtosaveenergy.
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