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1、Unit6Whenwasitinvented?TheFirstPeriodSectionA(1a-2d)Ⅰ.Teachingaims1.Knowledgeaims：(1)Keywords:style,project,daily,website,pioneer,list,mention(2)Keyphrases:beusedfor,thestyleof,mypleasure,suchagreatinvention,inourdailylives,haveapoint(3)Importantsentences：
2、①IthinkTVwasinventedbeforethecar.②Whataretheyusedfor?③Isitreallysuchagreatinvention?④Atthattime,itwasn’tusedwidely.2.Abilityaims:Learntotalkaboutpastinventionsusing“wasdone”.3.Emotionaims:Improvestudents’interestininvention.Ⅱ.Importantpoints:Learntoexpress
3、ownideasusing“wasdone”.Ⅲ.Difficultpoints:Understandandmasterthehistoryofinvention.Ⅳ.TeachingProcessStep1WarmingupShowsomepicturestostudentsaboutinventions.T:WhendoyouthinkTVwasinvented?S:IthinkTVwasinventedbeforethecar.T:Whataboutyou?S:Well,IthinkTVwasinve
4、ntedafterthecar.Step2Listening1bListenandmatchtheinventionswiththeyears.2aListenandnumbertheinventions[1-3]intheorderyouhearthem.2bListenagainandcompletethechartbelow.Makestudentslearnaboutmoreinventionsandwhattheyareusedfor.Step3Pairwork1cMakeconversation
5、s.StudentB,coverthedates.StudentA,askstudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.A:Whenwasthetelephoneinvented?B:Ithinkitwasinventedin1876.2cMakeconversationsusingtheinformationin2b.Role-playtheconversation.Step4Readan
6、dact2dAskstudentstoreadtheconversationin2dbythemselves.Listentothetapeandrepeatafterit.Workinpairsandthencorrecttheirmistakes.Languagepoints1.invent的用法inventv.发明inventionn.发明inventorn.发明者Edisonwasagreatinventor.Heinventedalotofthings.爱迪生是一个杰出的发明家，他发明了许多东西。
7、【拓展】辨析invent,discover,find与findout①invent意为“发明，创造”，主要通过想象、研究、劳动创造出前所未有的东西，尤指科技上的发明创造。②discover指发现或偶然发现原来就存在但一直未被认识的事物。③find强调寻找的结果，即“找到”，通常指偶然发现。④findout指经过观察、调查，把某事、某物查出来，搞清楚、弄明白。2.Isitreallysuchagreatinvention?它真的是这么伟大的一项发明吗？（教材第42页）such形容词，意为“这样的，如此的”，常
8、用在句中作定语，其结构为“such(a/an)+adj.+n.”。There’snosuchthingasafreelunch.世上没有免费的午餐这类好事儿。Whydoyoubuysuchexpensiveclothes?你为什么买这么贵的衣服？3.Thinkabouthowoftenit’susedinourdailylives.想想我们日常生活中多久使用一次。（教材第42页）daily形容词，意为“每日的，日
