—— Did he notice you enter the room?
—— I don’ t think so.He＿＿＿＿＿to the radio with his eyes shut.
| A．listened | B．was listening |
| C．has listened | D．had listened |
The door_________. Better have it repaired .
| A．isn’t shut | B．hasn’t been shut |
| C．won’t be shut | D．won’t shut |
I’d rather you did some housework when you are free ,but you _________.
| A．didn’t | B．shouldn’t | C．weren’t | D．don’t |
—Where ____ Margaret have put the empty bottles?
—She ______ them away. They must be somewhere.
| A．can; can’t have thrown | B．must; needn’t |
| C．must; must have thrown | D．can; must throw |
—Why aren’t they here yet?
—They _______the bus.
| A．can have missed | B．must be late for |
| C．may have missed | D．might be late for |
—Has your father got up?
—Sorry, I’m not sure. He __________ got up. Please go and see for yourself.
| A．must have | B．can’t have | C．would have | D．might have |