I know 和 I do know的用法分别是什么
I know和I see 的用法?
I do not know
for 的用法 For all i know
i don't know what can i do和i don't know what i can do两者分别用于什
请问i wouldn't know和i don't know的区别是什么?
i do know that 的过去式
i don't know ,nor do i care 这里的DO是什么?
I do not know how I should do it 的同义句是什么?
i do not know,i am guessing.各是什么时态
DO I know you from somewhere?和DO I know you somewhere?有区别吗?
i want to know how to do和i want to know how to do it.
I do not know what should I do和I do not know what I should d