. ---The train hasn’t come 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 |
推荐试卷
. ---The train hasn’t come 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 |
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