问题补充:
—I need to advertise for a roommate for next term.
—? Mary is interested.
A. What for
B. Why not
C. So what
D. Why bother
答案:
A. What for
B. Why not
C. So what
(答案→)D. Why bother
解析:句意:——我需要登广告找个下个学期的合租者。——费那个劲做什么?玛丽对此事感兴趣。Why bother何必多此一举;Why not为什么不;So what那又怎么样呢; What for 为什么。