do you need to do… 和need you do…?怎么区分?如何判断疑问词用do还是need?

do you need to do… 和need you do…?怎么区分?如何判断疑问词用do还是need? Do you need to do homework?why? 英文You need to know和You do need to know区别如题 need to do sth 和need do sth的区别 need to do sth 和need do sth列句 need to do 和 need do的区别 you,do,to,your,homework,need,(.) wat do you need to buy? You need to do it ,___ ___? Who else do you need to buy ( what yo you need to do? 是you need do what you should do 还是you need to do what you should do? do you need to anything 为什么用do what do you need 是need do 还是 need to do i think you need to get more exercise意思和i think you need to do some sports相同吗? need sth to do need to do造句