—Hi, Tom. Any idea where Jane is?
—She in the classroom. I saw her there just now.
A. shallbe
B. shouldhavebeen
C. mustbe
D. can be
网友回答
A. shallbe
B. shouldhavebeen
(答案→)C. mustbe
D. can be
解析：考查情态动词：A. shall be将在B. should have been过去本该在而不在，C. must be一定是，D. can be可能是，句意：--你好，汤姆，知道Jane在哪里吗？--她一定在教室。我刚刚看见她在那里。选Ｃ。