--- Mr White is strongly against the plan.
--- ? It was he who suggested it.
A. Why not
B. How’s that
C. What for
D. Is that right
网友回答
A. Why not
(答案→)B. How’s that
C. What for
D. Is that right
解析：考查交际用语。结合语境以及答案可以看出考察交际用语。A主要用来建议对方干某事；B的意思‘那正确吗？’；C的意思‘干什么，做什么用，为什么？’。选B。