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页数:5页
时间:2018-12-15
《高中英语《unit3 inventors and inventions》教学设计 新人教版选修8》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.LearningabilitygoalsHelpthestudentslearnhowtotalkabo
2、utinventionsanddiscoveries.Teachingimportant&difficultpointsHowtotalkaboutinventionsanddiscoveries.TeachingmethodsDiscussion.TeachingaidsAcomputerandaprojector.Teachingprocedures&waysStepIWarmingupTalkaboutinventionsanddiscoveries.T:Theimportanceofinventionstosocialprogresscanneverbechanged.Eachin
3、ventioncarriestheworldastepforwardandprovidesstimulationforlaterones.Whitinventionsturningupallthetime,ourworldisalwaystakingonanewlook.Butdoyouknowwhataninventionis?S1:ThecreationofsomethingnewS2:Acreation(anewdeviceorprocess)resultingfromstudyandexperimentation.S3:Thecreationofnewthings.…Askthes
4、tudentstotalkaboutthepictureswiththeteacher’shelp,andthendiscussthefirsttwoquestions.T:Andwhatisadiscovery?What’sthedifferencebetweenadiscoveryandaninvention?Nowlookatthepicturesonpage1.Workinpairsandtalkaboutthethreedifferentthings,tellingthemapartandgivingreasons.Showthefollowing.1.Whichothesepi
5、cturesshowinventions?Doesanyofthemshowdiscoveries?2.Workouttworulesthatwillhelpyoudecidewhatisadiscoveryandwhatisaninvention?S1:Ithinkthefirsttwoareinventions,i.e.theamphibiouscarandStevenson’s“Rocket”whilethelastpictureabouttheDNAisakindofdiscovery.Becausethefirsttwoproductswerequitenewtopeopleat
6、thattimeandnoonehadeverseenordesignedsuchkindofvehiclesbeforethoughsomeothershadmadesimilarcarsormachineswhichhadlessfunctionsandadvantagesasthesetwo.IthinkthepictureabouttheDNAisakindofscientificdiscoveryinbiologybecausesuchcellsandtheirstructuredoexistinlivingcreaturesandtheyhavebeenfoundoutbyac
7、ertainscientistandaremadeknowntothepublicnowadays.SoIthinkadiscoveryissomethingexistingbeforebutunknownwhileaninventionissomethingunknownandnotexistingbefore.S2:Ithinkthefirsttwopicturesshowusgreathumaninventions
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