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1、单元语法小专题(Grammar Focus)语法精讲used to do sth.的用法小结1.used to do sth.表示“过去常常做某事”，将过去和现在对比，暗示现在不做了。to 为动词不定式符号，后接动词原形。如:He used to go to school at six oclock.他过去常常六点去上学。2.used to do sth.的否定形式主语usednt to do sth.或主语didnt use to do sth.如:He used to play computer games all day.他过去常常整天玩电脑游戏。He usednt to play co
2、mputer games all day.He didnt use to play computer games all day.他过去不常整天地玩电脑游戏。注意:usedntused not3.used to do 的疑问句形式及其答语(1)Used主语to do？回答:Yes，to./No，sb.usednt to.如:Tom used to watch TV.Used Tom to watch TV?Yes，he used to./No，he usednt to.(2)Did主语use to do？回答:Yes，sb.did./No，sb.didnt.如:I used to do hom
3、ework after school.Did you use to do homework after school?Yes，I did./No，I didnt.4.used to do 的反意疑问句形式也有两种，类似于否定句形式。如:They used to see English movies on Sundays，usednt they？/didnt they?Yes，they used to./No，they usednt to.或 Yes，they did./No，they didnt.5.used to 也可用于 there be 结构，表示“过去常有”。如:There used
4、to be a meeting every Monday morning last month.上个月每个星期一上午总要开会。6.get/be used to(doing)sth.习惯于(做)某事；use sth.to do sth.用做某事；be used to dosth.被用来做某事；be used for(doing)sth.被用来做某事；be used by 被所用。语法精练语法精练.用括号内所给单词的适当形式填空。1.My little brother used _(play)ping-pong.2.Im used to _(get)up early.3.Wood is used
5、_(make)desks，chairs，tables and so on.4._ you _(use)to be short?5.Today，computers _(use)in both cities and towns.根据汉语提示完成下列句子，每空一词。6.He _ _ _(以前是)a history teacher in our school.7.There _ _ _(以前有)an old temple near the village.8.She _ _ _ _(习惯于散步)after supper.9.Wood _ _ _ _(被用来制造)paper.10.Mrs.Black _
6、 _ _ _(已习惯于)eating with chopsticks.按要求完成下列句子，每空一词。11.My brother used to play football after school.(改为一般疑问句并作否定回答)_ your brother _ _ _ football after school?No，he _.12.Tom used to be a quiet boy.(改为否定句)Tom _ _ _ _ a quiet boy.13.There used to be an old hospital behind our school，_ _？(完成反意疑问句)14.I us
7、ed to see my aunt once a month.(对画线部分提问)_ _ _ you _ _ see your aunt?15.Mary used to stand at the window and wave goodbye.(改为一般疑问句)_ Mary _ _ stand at the window and wave goodbye？单元语法小专题(Grammar Focus).1.to play3.to make；use5.are used.6.used to be7.used to be9.is used to make/is used for making10.has been/gotused to；use to play；didnt12.didnt use to be13.didnt/usednt there14.How often did；useto；use to