Youallthosecalculations!Wehave

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You_____ all those calculations! We have a computer to do that sort of thing.

A．needn’t have done	B．must not have done
C．shouldn’t have done	D．can not have done

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Many new buildings are being ________ in this area now.

A．put up

B．put up with

C．put on

D．put out

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You shouldn’t accept a gift from a person _____ you don’t know him.

A．until

B．unless

C．if

D．whether

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I first met Lisa three years ago. She _______at a clothes shop at the time.

A．has worked

B．was working

C．had been working

D．had worked

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-- I hear Jane has gone to the Holy Island for her holiday ?
--- Oh, how nice ! Do you know when she __________ ?

A．was leaving

B．had left

C．has left

D．left

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—I’m sorry for being so late. I should have called you earlier.
--_________. I’ve just arrived.

A．That’s no trouble	B．You are welcome
C．That’s all right	D．You can never tell

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