(2011·江苏高考)—I left my handbag on the train, but luckily someone gave it to a railway official.
—How unbelievable to get it back! I mean, someone it.
A. will have stolen
B. might have stolen
C. should have stolen
D. must have stolen
网友回答
A. will have stolen
(答案→)B. might have stolen
C. should have stolen
D. must have stolen
解析：选B 考查情态动词。从对话情景可知他们在谈论过去的可能性：有人可能把手提包偷走了，因此选择might have stolen。