Excuse me,can I take this seat?()

问题描述:

Excuse me,can I take this seat?()
a、A.Yes,of course.
b、I don’t know.
c、You’re kidding.
d、Please don’t.
选哪个

选a,其他的都不礼貌,不符合说话情景,而且如果拒绝的话,可以说I'm afraid not because...不过记住这类题就是选肯定的回答