问题描述：
求助一道英语单选题
——Can we put off the party till Sunday?
——_____ .The place is booked in advance ,and no other days are available.
A.Not really
B.No wonder
C.Don't mention it
D.Never mind
为什么不选D?
——Can we put off the party till Sunday?
——_____ .The place is booked in advance ,and no other days are available.
A.Not really
B.No wonder
C.Don't mention it
D.Never mind
为什么不选D?
问题解答：
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