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 |
相关试题
.
—Do you know this city?
—No, this is the first time that I ______ here.
| A．was | B．am | C．have been | D．had been |
.
My brother is fifteen, but he talked as if he ________ the Long March.
| A．had joined | B．took part in | C．takes part in | D．had taken part in |
.
Lily _____ her parents has gone to Australia for the holiday.
| A．also | B．as well | C．and | D．as well as |
.
He tried to be ______, but his trembling hands gave him away.
| A．calm | B．still | C．silent | D．quiet |
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