什么时候do you know可以用I didn't know回答

什么时候do you know可以用I didn't know回答 didn't you know?的回答, I didn’t know i didn't even fucking know you I didn't know you ______ill. I didn't know it was you elaborate me,or do you think I'm of I'll do that you know that we both didn't say I was always o -How do you know that I've moved there?I didn't tell anybody Sorry I [didn"t] know you were sick.括号中为什么用didn"t. Do you think i know or don't know you know or don't know? 猜猜 I don\'t know I like who~Do you know? 定语从句do you know the reason why he didn't come?为什么可以用why?从句后h