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The company had about 30 computers but only one­third  used regularly.Now we have 60 working all day long.
A.isB.are
C.wasD.were
上一题 下一题 0.99难度 单项选择 更新时间:2010-07-15 09:07:41

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同类题1

The students have been working hard on their lessons and their efforts _____ with success in the end.
A.rewardedB.were rewarded
C.will rewardD.will be rewarded

同类题2

The naughty boy _____ quickly, otherwise he would have been caught by the angry headmaster.
A.had run awayB.ran away
C.should run awayD.were to run away

同类题3

From his tired face, I can tell he _______ in the queue for a long time.
A.is waitingB.will waitC.will be waitingD.has been waiting

同类题4

It was not until I was chosen monitor of the class ________ to realize the importance of teamwork.
A.did I comeB.had I come.
C.when I cameD.that I came
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