1、B:Yes,I did./No,I didnt.A:Did you use to be afraid of?Yes/No(But now)What about you?A:I And/But my father/mother used to be afraid of B:Is he/she still afraid of?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
2、,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usednt或usent。美式英语通常用A种形式,英式英语常用B种形式。例如:Youdidntusetodrink.你过去不喝酒。Theshopusednttoopenon
3、Sundays.过去这家商店星期天不营业。随堂练习(C)1.I_frustratedwhenIwasntsureofthecorrectanswer.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.tooHomeworkWrite an essay about the changes about yourself.