----Would you mind if I turned off the air conditioner?
---- . It makes no difference to me.
A. Never mind
B. Not at all
C. Sure, go ahead
D. Why not?
网友回答
A. Never mind
(答案→)B. Not at all
C. Sure, go ahead
D. Why not?
解析：never mind没关系；用来安慰对方；not at all一点也不；go ahead去做吧；why not?为什么不？句义：—你介意我打开空调吗？—一点也不。对我来说没有影响。根据后半句It makes no difference to me可知不介意对方打开空调。故使用not at all一点也不。故B正确。