—I don’t suppose the police know who did it.
—Well, surprisingly they do.A man has been arrested and now.
A. has been questioned
B. is being questioned
C. is questioning
D. has questioned
网友回答
A. has been questioned
(答案→)B. is being questioned
C. is questioning
D. has questioned
解析：从句中的时间状语now可知，应用现在进行时态，排除A、D两项；而且这个人是“被审讯”，所以答案为B项。句意为“一个人已经被逮捕了，正在接受审讯”。