高中英语《Unit3 Inventors and inventions》教学设计 新人教版选修8.doc

《高中英语《Unit3 Inventors and inventions》教学设计 新人教版选修8.doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit3InventorsandinventionsheFirstPeriodSpeakingTeachinggoals教学目标1.Targetlanguage：discovery,application,evaluate,presentation,alternative,messenger,gettogether,makeacasefor,addup2.AbilitygoalsEnablethestudentstotalkaboutinformationanddifferent.3.Learningabilit

2、ygoalsHelpthestudentslearnhowtotalkaboutinventionsanddiscoveries.Teachingimportant&difficultpointsHowtotalkaboutinventionsanddiscoveries.TeachingmethodsDiscussion.TeachingaidsAcomputerandaprojector.Teachingprocedures&waysStepIWarmingupTalkaboutinventionsanddis

3、coveries.T:Theimportanceofinventionstosocialprogresscanneverbechanged.Eachinventioncarriestheworldastepforwardandprovidesstimulationforlaterones.Whitinventionsturningupallthetime,ourworldisalwaystakingonanewlook.Butdoyouknowwhataninventionis?S1:Thecreationofso

4、methingnewS2:Acreation(anewdeviceorprocess)resultingfromstudyandexperimentation.S3:Thecreationofnewthings.…Askthestudentstotalkaboutthepictureswiththeteacher’shelp,andthendiscussthefirsttwoquestions.T:Andwhatisadiscovery?What’sthedifferencebetweenadiscoveryand

5、aninvention?Nowlookatthepicturesonpage1.Workinpairsandtalkaboutthethreedifferentthings,tellingthemapartandgivingreasons.Showthefollowing.1.Whichothesepicturesshowinventions?Doesanyofthemshowdiscoveries?2.Workouttworulesthatwillhelpyoudecidewhatisadiscoveryandw

6、hatisaninvention?S1:Ithinkthefirsttwoareinventions,i.e.theamphibiouscarandStevenson’s“Rocket”whilethelastpictureabouttheDNAisakindofdiscovery.Becausethefirsttwoproductswerequitenewtopeopleatthattimeandnoonehadeverseenordesignedsuchkindofvehiclesbeforethoughsom

7、eothershadmadesimilarcarsormachineswhichhadlessfunctionsandadvantagesasthesetwo.IthinkthepictureabouttheDNAisakindofscientificdiscoveryinbiologybecausesuchcellsandtheirstructuredoexistinlivingcreaturesandtheyhavebeenfoundoutbyacertainscientistandaremadeknownto

8、thepublicnowadays.SoIthinkadiscoveryissomethingexistingbeforebutunknownwhileaninventionissomethingunknownandnotexistingbefore.S2:Ithinkthefirsttwopicturesshowusgreathumaninventions