－It was the headmaster, Tony. You______hello to him.－Sorry. I didn"t notice him.

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－It was the headmaster, Tony. You______hello to him.
－Sorry. I didn"t notice him.

A．must say	B．should say
C．must have said	D．should have said

答案

解析

略

举一反三

The telephone rang but I didn’t hear it. I _________ asleep.

A．must be

B．ought to have been

C．should be

D．must have been

题型：不详难度：| 查看答案

I __________ to stop their quarrel, but they wouldn’t listen to me.
A. succeeded B. advised C. managed D. tried
It is usually very cool in Tom’s hometown in September, but it ______ be rather hot sometimes.
A. must B. can C. should D. would

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You will find me online almost always, so there______ be any difficulty reaching me.

A．must

B．would

C．shouldn’t

D．needn’t

题型：不详难度：| 查看答案

-What do you think of the film Avatar?
-It__be better．I even want to see it twice．

A．won,t

B．couldn,t

C．shouldn,t

D．mightn,t

题型：不详难度：| 查看答案

I lost my keys, otherwise I ________ comfortably in bed now.

A．would have slept

B．were sleeping

C．would be sleeping

D．am sleeping

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