I wonder why they’re so late. They here an hour ago.A. should beB. might beC. should have

发布时间：2020-08-16 14:34:21

I wonder why they’re so late. They      here an hour ago.
A. should be
B. might be
C. should have been
D. might have been

网友回答

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