请问needn't和 haven't to的区别如题,请问这2个有什么区别?不好意思，是don't have to

请问needn't和 haven't to的区别如题,请问这2个有什么区别?不好意思，是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? mustn't needn't I have to go there,____ A.don't B.haven't C.haven't to D.needn't haven't. you___do it if you don't want to.A.haven't to B.needn't haven't hadn't 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? That must have cost you much money,___it?A.mustn't B.haven't C.needn't D.didn't needn't needn't have done 和don't need to 的区别 英语翻译needn't it needn't be people needn't needn't to 请问英语中couldn't wouldn't needn't mustn't的区别与用法? didn't can't won't mostn't needn't weren't doesn't 的用法和意思 needn't和don't need的区别和用法? 请问I didn't see him和I haven't see him的区别