问题

Hi, Johnson, any idea where Susan is?—It’s class time, so shein the classroom now.

A:can be
B:must have been
C:might have been
D:should be

正确答案是：

同类题型

.—–Are you ____to be out late tonight? —–No,because it is rather cold outside.

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_____________speak ___________ in _______________.

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