怎么确定到底用can be还是may be?

怎么确定到底用can be还是may be? Peter_____ come with us tonight, but he is not sure.到底是用may还是can,没有高手确...Peter_____ come with us tonight, but he is not sure.到底是用may还是can,没有高手确定吗?有may有can答案解释真是混乱啊 must be,can be,may be怎么变反义疑问句? These tow boys ____twins .They look the same.A.can be B.may be C.must be D.would be到底是什么呀！ might be可能性大还是 may be可能性大?另外,can be和 must be的区别,为什么通常 用 can be? might be可能性大还是 may be可能性大?另外,can be和 must be的区别,为什么通常 用 can be?跪求!,... ... may be 的否定形式是may not be 还是may be not （联想到can not +动词) You______ be tired--you've only been working for an hour.用can't还是may not?答案是can't但是may not为什么不可以? can be.must be区别may be ______it be true ,Tom?-“No,it______.”A.Can,can’t B.Can,musn't C.May,can’t D.Must,can’t为什么要选C啊?A不也可以吗?这种语气强弱的问题好难判断啊!我怎么知道语气是不是强还是弱,真无聊.或者有别的判 Your ticket may be in your inside pocket.-So it( )A.may B.is C.can 10.My mother ______ at home.A.may B.can C.maybe D.may be he _________is lost A,may B,maybe C,may be D,can 英语翻译A.may be B.can be C.maybe D.must其实也就是 may be 和maybe的区别 some后用maybe还是may be是Some maybe loud 还是Some may be loud? May 2nd can be read in this way.A.the May second B.the second of May C.May two D.second May may be possible 是什么意思?怎么用? 1.—_____the news be true?—No,it_____ be true.A.Can,can’t B.May,can’t C.May,may not D.1.—_____the news be true?—No,it_____ be true.A.Can,can’t B.May,can’t C.May,may not D.Must,mustn’t求问这是出自哪里的卷子