May i come in中的May可以换成Can吗?

May i come in中的May可以换成Can吗? May/Can/Am/Shall I come in? May I come in? She may come to my office tomorrow afternoon .这里may可以换成can 和 -May I ( )(come)in?-Come,please. May I come in?怎样变成祈使句 May I come in?的肯定答语 may i come in,miss gao?中文 may i come in 的另一种说法 英语中may I COME IN?回答 may i come in 的肯定回答 May i come in的同义句