used to的用法

Question

如题所述

Answer 1

这是我的教案

used to的用法：
used to 译作“过去常常”，后接动词原形。
1. 肯定：I used to get up early.
2. 否定：I used not to get up early. (英式) = I didn’t use to get up early. (美式)
注：used not to还可缩写成usedn’t to或usen’t to
3. 一般疑问：Used you to get up early? = Did you use to get up early?
4. 特殊疑问：Why used you to get up early? = Why did you use to get up early?
5. 反义疑问：You used to get up early, usedn’t you? / didn’t you?
注：used to还可以与there be句型连用，即“There used to be …”，译作“过去常常有…”。如 There used to be many tourists in this city.

Answer 2

过去常常做某事

Answer 3

used to + do："过去常常"表示过去习惯性的动作或状态，但如今已不存在。
Mother used not to be so forgetful.
Scarf used to take a walk. (过去常常散步)