你应该记住过去未完成式是指过去进行的或重复的动作，你在过去正在做的事或习惯的事。

One thing you need to remember about the imperfect past tense—it is for activities that were ongoing or repeated; something you were doing in the past, or something you used to do.

youdao

你应该记住过去未完成式是指过去进行的或重复的动作，你在过去正在做的事或习惯的事。

One thing you need to remember about the imperfect past tense—it is for activities that were ongoing or repeated; something you were doing in the past, or something you used to do.

youdao