could i call you Tom?-----Yes,you ---.(could,may,will)选哪个

问题描述:

could i call you Tom?-----Yes,you ---.(could,may,will)选哪个
可是答案是选may,who can tell me why?

could1)提出委婉的请求,(注意在回答中不可用could). --- Could I have the television on? --- Yes, you can. / No, you can't. 2)在否定,疑问句中表示推测或怀疑. He couldn't be a bad man. 他不大可能是坏人....