Why didn't I think of that before?这里的助动词为何用didn't,而不用don't.
Why Didn't I Think of That?
why didn't I think before I began to work?
Why didn't I think of that?是什么电视节目的标题?
i didn't think of
I don't think he did well in the exam.这里的don't 要改成didn't
I hate myself why didn\'t see you before?Why
Why didn’t you buy that pair of trousers?Don't you like the_
I didn't think that worse的汉语意思是什么
---Why didn't you finish the task?---I didn't think it is __
i didn’t like that~
I said that,didn't
that's why i didn't see the sign