---I hear that Mary won the prize of the biology contest.
--- She was not interested in it at all.
A. You’re kidding!
B. So what?
C. Why not?
D. Not really
网友回答
(答案→)A. You’re kidding!
B. So what?
C. Why not?
D. Not really
解析：考查交际用语。You’re kidding! 你在开玩笑吧！So what?那又怎么样？Why not? 为什么不呢？Not really不完全是，句意：我听说玛丽生物考试获奖了。你在开玩笑吧！她根本对生物不感兴趣。所以选A。