 "i do'nt know what is happening?"
Hi everybody,
I have a problem with this sentece because as long as I know
when we say:"I don't know where she was?" the subject and the verb change their own places. but what about this:"I don't know what is happening?"anyway, is it correct or not?please help me, thanks all in advance. And sth else,we say:"is it correct or not?" or "is it correct or no?"which one is correct?
thank you again. |