used to的用法总结

Used to 的否定形式
Didn’t use to do sth used not to do sth I used to smoke a lot I didn’t used to smoke a lot. I used not to smoke a lot.
Used to 的一般疑问句形式
主语+used to do sth Did+主语+use to do sth Used+主语+to do sth She used to smoke a lot. Did she use to smoke a lot. Used she to smoke a lot.
Used to 的反义疑问句
主语+used to do sth, didn’t +主语？ used+主语？
I used to be a teacher, didn’t you? used not you?
He used to watch a lot of TV,didn’t he? used not he?
Used to的运用在there be • There used t句o b型e 中
There used to be a lot of teachers in the school.
100年前曾经有一个美丽的乡村在这个国家。 10.0 years ago, there used to be a beautiful village in the country
He used to go to school on foot, but now he is used
to go to school by bike.
他过去住在农村，但是现在他习惯住在城市。 He used to live in village, but now he is used to live in city.
电脑被用来帮助学生学习。 Computer is used to help students to learn
我发现对于我来说要适应城市的生活是非常困难的。
I find it difficult for me to live in the city. Sb find it adj. for sb to do sth. 某人发现做某事对于某人来说是…
The pen is used to write on the books. The pen is used for writing on the books
be used to dowenku.baidu.comng sth 习惯于做某事， 适应某事
She is used to swimming in winter.
他过去经常走路去学校，但是现在他习惯骑自行车去。
I used to be afraid of the dark
Used to do sth 过去常常做某 Be afraid of sth 害怕某事
Used to do sth 过去(常常 做某事)
主语+used to+动词原形 I used to smoke a lot. She used to work in a shop. Tom used to be a policeman. He used to watch a lot of TV. She used to be married.
过去有一个非常聪明的老头住在这个村子里
There used to be a clever old man in the village.
used to do sth 过去常常做某事 She used to swim in winter
be used to do sth = be used for doing sth 被用于做某事