. ---The train hasn’t come yet. It is half an hour late. --- Yes. It here at 2:02 as sche

发布时间：2020-08-16 11:20:46


. ---The train hasn’t e yet. It is half an hour late.
--- Yes. It      here at 2:02 as scheduled.
A. must have been
B. should be
C. should have been
D. must be

网友回答

A. must have been
B. should be
(答案→)C. should have been
D. must be
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