can‘t be 和mustn’t be的用法

can‘t be 和mustn’t be的用法 有can't be那么有没有mustn't be 和may not be mayn't be ,can't be,mustn't be,shouldn't be的区别 存在can be/must be ,can’t be 而没有mustn't be can't be 和 must’t be有什么区别?比如，he can't be here.he mustn;t be here 有什么区别？ 为什么must be的否定式是can't be而不是mustn't be mustn't和can'tSusan ____ be here now because she has just gone to NewYork.应该填mustn't还是can't?详细的分析.. 有关mustn't和can'tHe ______ be at home,because the light is off.用can't还是mustn't?为什么? i didn't break the window.It __ the truth.He is lying.can't be mustn't be shouldn't isn't 选哪个A.can't be B.mustn't be C.shouldn't be D.isn't The story ________ be true.A.can B.can't C.may not D.mustn't Today is Wednesday.He _______be at home.He ______ be at school.A.can’t,can B.can’t,must C.mustn’t,must D.mustn’t,can can,can't,must,mustn't,needn't,be allowed to,have to,don't have to的区别 The meeting is very important,so we ____ be late.A.needn't B.can't C.may not D.mustn't那为什么不选B勒.can't和mustn't旳区别是什么阿. NO it ____his.His much smaller.A.can't be B.may be C.mustn't be 选哪个?为什么? You mustn't be silly中文是什么意思 Please be quiet!The other ( ) hear very!A.can't B.mustn't C.shouldn’t D.needn't musn't be 和can't be的区别 To make our city more beautiful,rubbish mustn't be thrown into the river.为什么用的是mustn't be thrown,而不能用can't throw?