1.对这件事情我不知道应该怎么办???请问,这句话,我应该用哪种时态。

热心网友

I don't know how to do this thing.现在一般时。

热心网友

应该用现在时态的。I really don't know how to do it.或者说I really don't know what to do.

热心网友

I've answered it already.

热心网友

simple