-I don't think I'll be able to go mountainclimbing tomorrow. - ? A. And how
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—I don't think I'll be able to go mountainclimbing tomorrow.
—________？
A. And how
B. How come
C. How's it going
D. How about it
试题答案
B解析：句意：“我认为明天我不能去爬山了。”“为什么？”And how“那如何”；How come“为什么？怎么会？”；How's it going“怎么样？进展如何？”How about it“某事/物如何？”故选B项。