问题补充:
-- We don’t think we’ll be able to go mountain-climbing tomorrow.
— the weather turns out fine?
A. How come
B. How about
C. What if
D. Why not
答案:
A. How come
B. How about
(答案→)C. What if
D. Why not
解析:情景对话题。“我认为我们明天不能爬山了”“假使明天天气好转怎么办?”A. How come怎么回事 B. How about怎么样 C. What if假使 …怎么办 D. Why not 为什么不选C