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1、Unit6Whenwasitinvented？TheSecondPeriodSectionA（3a--3c）教学目标（1）熟练掌握下列词汇：accidental,byaccident,ruler，boil，remain，smell，saint，national，trade,takeplace,popularity,doubt,withoutdoubt（2）熟练运用下列短语：byaccident，takeplace，withoutdoubt，allofasudden。（3）熟练运用下列句型：A：WhenwasteabroughttoKorea？B：
2、ItwasbroughttoKoreaduringthe6thand7thcenturies.ActiveVoice：AlexanderGrahamBellinventedthetelephonein1876.PassiveVoice：Thetelephonewasinvented（byAlexanderGrahamBell）in1876.教学重点1.通过阅读了解茶叶的发明过程。2.短语：byaccident，takeplace，withoutdoubt，allofasudden的用法。3.被动语态结构的变化。教学难点一般过去式被动语态的用法。教
3、学过程StepIRevision1.They____(use)forseeinginthedark.2.English____(speak)asafirstlanguageinthiscountry.3.Edisonwasagreat____(invent).He___(invent)1093____(invent)duringhislifetime.4.WemakeChangHongTVsinSichuan.ChangHongTVs______byusinSichuan.5.Thechildrenateupalltheapples.Allthe
4、apples______upbythechildren.（设计意图：通过此环节，复习前一节课学习过的重点内容，特别是让学生理解被动语态）Step2Learningaims1.掌握本课单词和短语accidental,byaccident,ruler,boil,remain,smell,saint,national,trade,takeplace,popularity,doubt,withoutdoubt2.知道一般过去时被动语态的结构和用法；3.学习做阅读练习的方法和技巧。（设计意图：出示本节课的学习目标，让学生读一读，明白本节课要掌握的内容）St
5、ep3Leadin1.Howmanykindsofdrinksdoyouknow?Canyounameany?2.Howmanykindsofteadoyouknow?3.Teaquiz:Somequestionsabouttea:①Teawasfirstinventedin_______.②Teacomesfrom_______.③Teatreesmostlygrowinthe______ofChina.④TeawasbroughttotheWesternworldin__________.（设计意图：通过各种各样的饮料图片引入茶，激发学生的学
6、习兴趣。）Step4Reading1.LeadinT:AnAccidentalInventionWhatdoesitmean?Canyouthinkofaninventionthatwasinventedbyaccident?Whatisthearticleabout?2T：Doyouwanttoknowsomethingabouttea？Whenwasitinvented？Whowasitinventedby？Howwasitinvented？Pleasereadthepassagequicklyandmatcheachparagraphwit
7、hitsmainidea.Paragraph1LuYuandhisbookChaJingParagraph2HowteawasspreadtoothercountriesParagraph3Howteawasinventedbyaccident（设计意图：通过一系列问题的提出激发学生的阅读欲望，让学生快速阅读文章后找出每一段的主要意思，了解文章大意引导学生展开任务型阅读活动。）3.Readthepassageagainandtrytoanswerhequestions.Pleasereadascarefullyasyoucanthistime.（
8、1）Whenwasteafirstdrunk？（2）Howwasteainvented？（3）Whoiscalled“thesainto
