may i do sth?回答否定用哪个?you may not还是you mustn't?

may i do sth?回答否定用哪个?you may not还是you mustn't? May I do sth?的肯定和否定回答各是什么? May I do sth?的肯定和否定回答各是什么? May I help you to do sth 的回答 may i do it for you 做否定回答 用May I提问,否定回答能用 No ,you may May/Can I do sth.表什么 May i help you 作否定回答 may i have a ruler否定回答 let sb do sth 的肯定回答 否定回答 可不可以说“I may can't do sth. May i open the door.肯定回答与否定回答 may I 开头的疑问句,否定回答用什么,类似的还有must I, see sb do sth造句,变一般疑问句,否定句,肯定回答,否定回答 May I use your dictionary?用Yes ,I do.还是Yes ,you do.回答 英语问句问：what do you think of sth?我可否回答：I think of doing sth is...用I think （that）do sth is... May I have some water first?(给出否定回答） May i take your picture?(做否定回答）