Must 和Can't 的疑问-Must I renew the magazine now?-No,you_______.you ____that before the deadline.a.mustn't should do b.needn't should have donec.may not should do d.can't ,should have done 我想问一下为什么答案是D,must的问句不是

can't和must't的区别 must的否定形式有两种:must't和can't,needn't 这两种否定形式有啥不同啊? Must 和Can't 的疑问-Must I renew the magazine now?-No,you_______.you ____that before the deadline.a.mustn't should do b.needn't should have donec.may not should do d.can't ,should have done 我想问一下为什么答案是D,must的问句不是 must,might,could,can't的区别 must ,might ,could ,can't的用法? can和must的区别?------(Can;Must) I put my badminton racket on the bed?—No,you mustn't. can、may、must开头的问句怎么回答?can't和musn't有什么区别? 求：英语can,must,can't,must't 的用法大神们帮帮忙 must have done,must do,can't have done,can't do的区别 Can be 和must be的区别 can,may和must的区别是? must＋have done 句型must＋have done 表对过去发生事情有把握推测.但是可不可以用must +be 这样的句子来表示?比如说 He must have made it for you.可以变成 He must be made it for you 另外 疑问否定中的can't/could 请问:must 和 can not的区别是什么?must not和 can not的区别是什么? can't have been和must have been每一个的用法 用must或mustn't,can或cannot……讨论中国和其他国家的习俗 must might could can't表猜测的用法 有谁能告诉偶must.could.might.can't的意义? must的否定形式为什么是can't