为什么I am 后面能够加I don't know……?

为什么I am 后面能够加I don't know……? 英文句子为什么后面要加【'】如：I DON'T WANNA CRY【DON'T excue me I don't know I am blocking your way 为什么不用宾语从句?excue me I don't know that I am blocking your way 难道I don't know后面可以直接接句子? i agree为什么不用在I后面加AM don't BB.I am I am fine、Don't I don't know when to leave为什么when后面要加to I don't know when to leave为什么when后面要加to. I am sorry ,I don`t i don't have any banana,but i have some peach为什么后面不要加es和s呢? i am taller than she is后面为什么加is I don't know what do you say.为什么what后面要加do?I don't know what you say.不可以吗. I am hardly ever late for school.为什么I后面要加am? i don't know what to say.可不可以说i don't know say what有没有用say what的情况I don't know what do you say.为什么what后面要加do? 为什么不能在konw后面直接加not 比如i don't konw how to do it. I am a student,______?(反义疑问句）A.don't I B.aren't I C.am I D.isn't I如题,怎么选?为什么? I think 后面能直接加祈使句吗例 I think don’t talk之类的 i am busy now.don’t interrupt