为什么forget doing sth 不用过去式

来源：学生作业学帮网编辑：学帮网时间：2024/05/14 08:23:34

forget doing sth 就表示忘记过去做过某事

你说哪个词不用过去式？
doing?
就这个用法

是固定用法啊，背下来就好了。

doing？
短语就是这样的啊

doing在这里是非谓语动词，而非谓语动词只有do,to do,doing三种形式，所以不能用过去时。

你好！
forget只有两种用法。
一、forget to do sth.忘记去做某事
二、forget doing sth.忘记做过某事（这件事我做过，但我忘记了)

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