请教needn't have ,don't have to是什么意思?You needn't have waken me up,I (don't have to)go to work today.1.请问needn't have 是什么意思?don't have to是什么意思?2.这里为什么不能用haven't to,而要用don't have to?

请教needn't have ,don't have to是什么意思?You needn't have waken me up,I (don't have to)go to work today.1.请问needn't have 是什么意思?don't have to是什么意思?2.这里为什么不能用haven't to,而要用don't have to? couldn't don't have to needn't的区别 needn't needn't have done 和don't need to 的区别 don't need to 与 don't have to、needn't 的意义相同吗 You ___to the meeting if you have no time1.needn't to come2.don't need coming3.needn't come shouldn't,needn`t,don`t have to、won`t的区别, don't have to等于什么RTdon't have to等于////needn't to 还是don't need 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? 以must 开头的疑问句,否定回答是 needn't,don't have to可以吗? needn‘t和don't have to解释是什么?怎么用? Since we have enough money ,we ( ) more.该填needn't还是 don't need?为什么? no you don't have to 和no you needn't哪个对 can,can't,must,mustn't,needn't,be allowed to,have to,don't have 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 don't need,needn't 的区别 don't need 等不等于 needn't May I finish the work this afternoon?No,you __ You __ finish it now请填空 A mustn*t needn*t B needn*t don*t have toC needn*t mustn*t D mustn*t mustn*t I have to go there,____ A.don't B.haven't C.haven't to D.needn't