问题补充:
—Tom has been fired by his boss.
—?As far as I know,he is a hardworking and considerate fellow.
A. Why not
B. How come
C. What then
D. So what
答案:
A. Why not
(答案→)B. How come
C. What then
D. So what
解析:考查交际用语。根据空处后面的话可知,第二个说话人对对方所说的话表示惊讶,故用How come?“怎么会呢?”。Why not“为什么不呢?”;So what“那又怎么了?”;What then“接下来会怎样?”。