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1、Unit3InventorsandinventionsTheFirstPeriodWarmingup一.Aims:1.Teachingaims教学目标：Helpthestudentslearnhowtotalkaboutinventionsanddiscoveries・重点词汇和短语discovery,application,evaluate,presentation,alternative,messenger,gettogether,makeacasefor,addup2.Abilityaims能力目标Enablethestudent
2、stotalkaboutinformationanddifferent.二•ContentsStepIAskthestudentstotalkaboutthepictureswiththeteacher'shelp,andthendiscussthefirsttwoquestions.whatisadiscovery?What'sthedifferencebetweenadiscoveryandaninvention?StepIIWorkinpairsandtalkaboutthethreedifferentthings,telling
3、themapartandgivingreasons.1.Whichthesepicturesshowinventions?Doesanyofthemshowdiscoveries?2・Workouttworulesthatwillhelpyoudecidewhatisadiscoveryandwhatisaninvention?StepIIIGoonwithsomeotherquestionsofthispart・Whatmoderninventionsdoyouknow?Describethemtoyourpartnerandhowu
4、sefultheyareinlifetoday・StepIVWorkingroupsoffourtodiscussthequestion:Supposeyouareworkingforamobilecompany.Itisyourjobtosuggestnewwaysofdevelopingamobile・Inpairsdiscusssomenewapplicationsofamobile.Makealistoftheonesyoulikeandthatseemthemostuseful.Chooseoneyoubothlikeandt
5、hinkwillbepopularwithotherpeople・TheSecondPeriodReading一•Aims:1.Teachingaims教学目标Howstodescribetheproblemofthesnakesandwhathasbeendonebythewritertosolvetheproblem,重点词汇和短语Patent,distinguish,product,power,perfume,cube,abrupt,abruptly,convenient,expectation,monitor,passive,c
6、riterion,valid,application,file,rod,callup,nowandthen,setabout,incase2.Abilityaims能力目标Enablethestudentstodescribetheproblemofthesnakesandwhathasbeendonebythewritertosolvetheproblem・Makethemrealizeittakesstepstocatchthesnakesandit，snoteasytogetapatent.二.Contents:StepIAskt
7、heSstoguessaboutthecontentofthepassagefromthetitle•ThenasktheSstojudgetherightorderofstagesofinventions.StepIIGettheSstocomprehendthepassagecarefullyandaccurately,andthendividethetextintoseveralpartsandworkoutthemainideaforeachparagraph.PartI(Para.l)thediscoveryoftheprob
8、lemofsnakesPartII(Para.2-3)theresearchontheapproachestosolvetheproblemPartlll(Para.4-6)theattemptstocat
