don't have to=need't =don't need to?

don't have to=need't =don't need to? need t和don t have to的区别 we don't need to have too much fruit for .为什么用don't need to don't have to等于什么RTdon't have to等于////needn't to 还是don't need to? don't need to 与 don't have to、needn't 的意义相同吗 don't need to 和 have to 是什么关系 用have to,has to,need't,don't need to,填空. need not 和 don't have to 的区别 don't need to understand Don't Need to worry don't need doing还是don't need to do? don.,t have to needn't和don't need to有什么区别?haven't和 don't have 有needn't和don't need to有什么区别?haven't和 don't have 有什么区别? needn't needn't have done 和don't need to 的区别 don't have to do sth 是否等于don't need to do sth 和needn't do sth You _________hurry,we still have some time.A.don't need B.needn't to C.need to D.don't have to must的否定?must的否定是need't还是don't have to? We don't have to feed her much have to 可以换成need吗