问题补充:
Look! The light in the room is still on. Mr. Liu at work.
A. must
B. can’t be
C. must be
D. have to be
答案:
A. must
B. can’t be
(答案→)C. must be
D. have to be
解析:
这题考查情态动词表示猜测的用法:can’t be一定不是must be一定是,根据句意:看房间的灯还开着,说明刘先生一定还在工作。选C。
时间:2022-08-11 00:08:20
Look! The light in the room is still on. Mr. Liu at work.
A. must
B. can’t be
C. must be
D. have to be
A. must
B. can’t be
(答案→)C. must be
D. have to be
解析:
这题考查情态动词表示猜测的用法:can’t be一定不是must be一定是,根据句意:看房间的灯还开着,说明刘先生一定还在工作。选C。