英语used的用法?

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英语used的用法?
英语used的用法?

英语used的用法?
be used to
(1) 被用做..be used to do
The quilt is used to keep warm.
(2)习惯..be/get used to doing
He has got used to new enviroments.
be used for +名词/动名词
The quilt is used for keeping warm.
used to do (did something very often in the past)
过去常做...
He used to go there. But now, he seldom go there.

used to do sth 过去常常做某事(现在已经不做了)
例如:I used to read English early in the morning.
be used to do sth 用于做某事
例如:The pencile is used to draw tables.
be used to doing sth 习惯于做某事
例如:I am used to staying with him.