forget 后加原型还是to do sth

问题描述:

forget 后加原型还是to do sth

forget to do sth 忘记要去做某事
forget doing sth 忘记曾经做过某事

forget to do sth.忘记要去做某事(未做)
forget doing sth.忘了做过某事(做过,但忘记了)

to do sth
forget to do sth.忘记要去做某事(未做)
forget doing sth.忘了做过某事(做过,但忘记了)
forget后面不能直接跟动词原形的。

forget to do sth

有两种情形
forget to do sth.忘记要去做某事(未做)
forget doing sth.忘了做过某事(做过,但忘记了)
forget后面不能直接跟动词原形的.