needn't和do not need to do有何分别?我想知道意思上有没分别,是不是可以互相替换用

do not need 和needn't有什么区别啊?怎么个用法阿 have to,must,do not need,needn't的区别用法和区别 needn't do和don't need to do有啥区别 needn't和do not need to do有何分别?我想知道意思上有没分别,是不是可以互相替换用 needn't have done和didn't need to do 有什么不同? didn't need to do 与needn't have done 的区别和相同点 don't have to do sth 是否等于don't need to do sth 和needn't do sth Tom____any help,he can manage to do it.A,needn't B.don't need C.not need D.doesn't need You () tell him the news.They told hi,just now.A.need not to B.don't need to C.need to D.needn't to顺便再问一下,needn't和need not有什么区别? Your father _buy another TV set.A：doesn't need do B:needn't to C:doesn't need D:needs not tA选项的是to We ________ the room for your party,Amy.A.need cleaned B.needn't to ciean C.don't need to clean选哪个,同时说出原因,needn't to do和don't need to do 有什么区别. I____this jacket any more A:don't need B:needn't C:need D:not need 是He needs to do homework还是He needs to do homework?need do 与need to do的区别,needn't do 和needn't to do 的区别,详细～! need情态动词You needn’t do it again 还是You need not to do it again?二者有区别么? don't need You don't need to know 可不可以转化成 You needn't know 若可以,怎么会一个 do not need 一个need not?= =是的吾杯具了.没看仔细 need to do sth,need do sth.needn`t do sth和don`t need有什么不同!need to do sth,need do sth.needn`t do sth和don`t need有什么不同,我们今天刚学,但是我没听懂,好象是说哪个是情态动词哪个是动词!但是,它们的用法 英语里的实义动词和情态动词怎样区分 不如什么need ：什么时候用needn't to do 和don't need to do needn't和don't need的区别和用法?