David and Susan didn’t give in to each other, so they _________ the whole time t

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David and Susan didn’t give in to each other, so they _________ the whole time they were together.

A．have quarrelled	B．had quarrelled
C．were quarrelling	D．had been quarrelling

答案

解析

略

举一反三

Though iPhone 4 is such a hit product, I won’t buy one unless its after service ______.

A．was improved

B．gets improved

C．is improving

D．had got improved

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Who would you rather _____ with you tomorrow morning?

A．had do

B．have gone

C．have go

D．have to go

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Villagers of the danger soon after the big earthquake in Japan，or more people would have lost their lives in the tsunami．

A．were warned

B．had been warned

C．have been warned

D．are warned

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— I’m really glad to see you back.. ______ your trip to the valley interesting?
— No. it ______ very heavily there the whole time.

A．Was; was raining	B．Is; had rained
C．Was; was to rain	D．Is; has been raining

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Have you nearly finished? Time_______.

A．is run out

B．has been run out

C．is running out

D．has run out of

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