—Could you help me with the math problem?
— Your must be barking up the wrong tree.
A. A pleasure.
B. Hang on a minute.
C. What’s the point?
D. Are you kidding?
网友回答
A. A pleasure.
B. Hang on a minute.
C. What’s the point?
(答案→)D. Are you kidding?
解析：句意为：——你可以帮我解这道数学题么？——你开玩笑么？你找错人了。bark up the wrong tree打错了主意，找错了目标。A pleasure很高兴；Hang on a minute等会儿；What’s the point？有什么意义呢？Are you kidding？你是在开玩笑吗？根据后句的意思应该选择D项。