问题补充:
—Mike got “F” in his history test.
一? He has been working so hard on it.
A. How come
B. So what
C. What for
D. Why not
答案:
(答案→)A. How come
B. So what
C. What for
D. Why not
解析:考察交际用语,从答语中“他一直努力学习历史”,选A。How come何以会,为什么表示惊讶So what 即使这样,那又怎么样吗?What for为什么;Why not为何不呢?