unit 3 science versus nature 教学设计 5

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1、Unit3ScienceversusNature教学案5课题Unit3Scienceversusnature课时主备人授课时间教学目标Helpthestudentslearnhowtoprepareforandhaveadebate.Enablethestudentstohaveadebatewiththeoutlineprovided.重难点Getthestudentstolearnhowtoseekinformationneededfromapassageandhowtoorganizeandpresentadebate.Howtogetthestudentslearntoha

2、veadebate.教学具Aprojectorandamulti-medium.预习要求教师活动内容、方式学生活动内容方式旁注StepIGreetingandrevisionT:Goodmorning，boysandgirls.Ss:Goodmorning，MissWang.T:Whocantellmehowtowriteaformalletter？S:Towriteaformalletter,sixpointsshouldbeincluded,theyarethewriter’saddress,thedate,thereceiver’sname,jobtitleandaddres

3、s,formalgreeting,formalendingandthewriter’snameandsignature.StepIILead-inT:We’velearnedhowtowriteaformalletterinEnglish,anditisreallyagoodwaytoimproveourEnglish.However,hereisanotherwaytomakeyourEnglishimprovedefficiently.Doyouwanttoknowit？T:Pleasewatchthevideofirst.Letthestudentswatchashortde

4、bateinEnglish.T:Whataretheydoing？S:Theyarehavingadebate.T:Howmanygroupsareincluded？Whoelseisalsothere？S:Therearetwogroups；oneisforthetopic,whiletheotherisagainstthetopic.Andthereisalsoahost.T:Verygood.Todaywe’lllearntohaveadebateinEnglish.StepIIIReadingDuringthisprocedure,studentsareaskedtoski

5、mthepassagetoformtheiropinionstolaythefoundationofadebateandlearnsomeusefulexpressions.T:Lookatthesepictures,whatcanlearnfromthem？S:Wewillbepublishedbynatureifwecontinuedoinglikethis.Onlybyprotectingnaturecanwefinallywin.Thatistosay,wecanenjoyourselvesanddevelopourworldifweconcernmoreaboutourn

6、ature.T:Nowlet’sreadapassageaboutmanandnatureandfindoutthemainpoints,andthenfillintheformManversusnatureWhathumanshavedoneTheeffectsonnatureConclusionSuggestedanswers:ManversusnatureWhathumanshavedoneTheeffectsonnatureConclusionDevelopagriculture，fishing，huntingEarth’sresourcesareoverdeveloped

7、.Noteverythingthatisbestfornatureisgoodforpeople.andtourismConstructnewwaterchannelsandcreatepollutionEarthisfurtherdamaged.Peopleenjoyhealthyandproductivelives，withouttheenvironmentaroundthemsuffering.Humansareusingupnaturalresourcesat