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Unit4Iusedtobeafraidofthedark.Period2ReviewUsedto…Iusedtorideabike.NowItakeabus.shorttallHeusedto…,butnowhe…straighthaircurlyhairlonghairshorthairshyoutgoingSkimthearticleandidentifytheparagraphsinwhichthefollowinginformationappears.Numbertheinformation1-3.Skimthearticleandidentifytheparagraphsinwhichthefollowinginformationappears.Numbertheinformation1-3.231anymoredealwithcrowdsbepopularhangoutbecarefulMymomusedtohavecurlyhair.Shedidn’tusetohavestraighthair.JerryusedtoreadbooksonEuropeanhistory.Hedidn’tusetoreadbooksonAfricanculture.SandyusedtoteachBritishEnglish.Shedidn’tusetoteachAmericanEnglish.Makeupadialoguewithyourpartner.A:Didyouuseto…?B:Yes,Idid./No,Ididn’t.A:Didyouusetobeafraidof…?B:Yes/No…(Butnow…)Whataboutyou?A:I…And/Butmyfather/motherusedtobeafraidof…B:Ishe/shestillafraidof…?A:Yes/No…课堂小结•usedtodosth.意思是“过去常常做某事”，表示过去经常做或一直做而现在不做，它只用于过去时态。•(一)肯定句式：•主语+usedto+动词原形……•例如：Iusedtogotothecinema,butIneverhavetimenow.•我过去经常去看电影，但现在没有时间了。•Heusedtolistentopopmusicbutnowhelikesrockmusic.•他过去总听流行音乐，但现在喜欢摇滚了。•(二)否定句式：•A)主语+didnotuseto+动词原形……•B)主语+usednotto+动词原形……•第一种否定句型，就是把used当做实义动词来看，所以变否定句要用助动词did;第二种否定句是把used当做情态动词，变否定句直接在used后面加not即可，usednot可以缩写成usedn't或usen't。•美式英语通常用A种形式，英式英语常用B种形式。例如：•Youdidn'tusetodrink.你过去不喝酒。•Theshopusedn'ttoopenonSundays.过去这家商店星期天不营业。随堂练习(C)1.I___________frustratedwhenIwasn’tsureofthecorrectanswer.A.maybeB.usedtoC.usedtobeD.usetobe(B)2.WhenIwasachild,Iusedto___________chocolate.A.likingB.likeC.likedD.likes(B)3.___________workinMicrosoft?A.DidyouusedtoB.DidyouusetoC.DoyouusedtoD.Doyouuseto(B)4.Where___________livebeforeyoucamehere?A.didyouusedtoB.didyouusetoC.usehetoD.heusedto(C)5.Noonelikeshim___________.A.stillB.neverC.anymoreD.tooHomeworkWriteanessayaboutthechangesaboutyourself.