—Youdidn’twaitforMr.Smithlastn

—You didn’t wait for Mr. Smith last night, did you?
—No, but we ______. He didn’t return home at all.

A．needn’t have waited

B．couldn’t have waited

C．didn’t need to

D．should wait

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相关试题

______ buildings had been ______ after the earthquakes.

A．A large number of; in ruins	B．The great number of; in ruins
C．A great number of; in ruin	D．The good number of; in ruin

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—I'll be away on a business trip. Would you mind looking after my cat?
—Not at all.________.

A．I have no time	B．I'd rather not
C．I'd like it	D．I'd be happy to

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Jumping out of ____ airplane at ten thousand feet is quite ____ exciting experience.

A．/; the

B．/; an

C．an; an

D．the; the

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They required that the work as soon as possible.

A．be finished

B．will be finished

C．should finish

D．is finished

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Then I usually lay there just the ceiling, thinking about everything that could go wrong.

A．staring at

B．glancing at

C．watching at

D．glaring at

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