used to
01
过去常常, 曾经
used to say that something happened frequently or constantly in the past but not anymore
语法信息
形态构成
短语
状态动词
规则
不可分离
小品词
to
基本动词
use
现在时
used to
第三人称单数
uses to
现在分词
using to
一般过去时
used to
过去分词
used to
例子
They used to live in the city before they moved to the countryside.
他们在搬到乡下之前曾经住在城市里。
