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usED to 的疑问式和否定式

used to do sth疑问形式:used……to do(或did……use to do),否定形式:used not to do(或did not use to do) be used to doing sth疑问形式:be……used to doing,否定形式:be not used to doing

used to do sth. 句型表示“过去常常,过去习惯.”表示过去的某种习惯(过去经常反复发生的动作或状态). 否定式:used not to do sth. 疑问句:used sb. to do sth.? Did sb. use to do sth.?

used to 用於叙述过去的习惯,比如说 I used to go to the park with my grandma. 我以前常常和我的奶奶去公园.(但现在没有了)to get used + to / be used to 后面需接V-ing表示习惯於某事,后面的 to是介系词,所以接在兔之后的动词必须变成

used 一分为二第一种 把used 看成情态动词 那么否定就是直接在情态动词后面加not, 疑问就是把used 提前否定形式就是 used not to do =usdn't to do疑问形式就是usedto do第二种 把used 看成是use的过去式,也就是句子为一般过去时那么否定就是didn't use to do (一般过去时的否定就是did not +动词原形)疑问形式就是 diduse to do (一般过去时的助动词did提前,那么use应该用原形)

你好!be uesd to doing 习惯做某事=get uesd to doing uesd to do sth.过去经常做某事如有疑问,请追问.

就是把 used to 当情态动词否定式:主语 used not to do sth. 疑问句:used sb. to do sth.?所以反义疑问句就是主语 used to do,usedn't you? (used not可缩写为usedn't或usen't.)

肯定句: 主语+used to+动词原形… I used to go to the cinema, but I never have time now. 我过去经常去看电影,但现在没有时间了. 否定句 A) 主语+did not use to+动词原形…… B) 主语+used not to+动词原形…… I did not use to go to the

used to do sth. 句型表示“过去常常,过去习惯做某事. (过去经常反复发生的动作或状态). 否定式:used not to do sth. e.g. I used not to live there when I was a child. I didn't use to live there when I was a child.(口语中:didn't use to do sth

used to do 疑问句形式:Used sb. to do sth.?否定句形式:used not to do sth. didn't use to do sth.(口语中) be used to doing 疑问句形式:Be sb. used to doing?否定句形式:主语+be not to doing

used to do:过去常常做某事否定式:used not to do一般疑问句:used sb/sth to do?反义疑问句:didn't sb? usedn't sb?都可以

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