There are a lot of computers in the lab,and they need professional ______ to make sure they can be in a good state.

试卷相关题目

• 1How much did you ___ for this English-Chinese dictionary ?

  A.cost

  B.pay

  C.take

  D.spend

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• 2Because Edgar was convinced of the accuracy of this fact,he ______ his opinion.

  A.struck at

  B.strove for

  C.stuck to

  D.stood for

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• 3Accidents often ______ out of carelessness.

  A.rise

  B.raise

  C.go up

  D.arise

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• 4Some weak bridge may not ______ in an earthquake.

  A.stay up

  B.fall down

  C.fell down

  D.fell off

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• 5----Who's the man sitting under the tree? ----I don't ___ this man, but I've ___ him.

  A.know of, heard about

  B.know, heard about

  C.know, heard

  D.know of, heard

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• 6My handwriting can't ___ his, His is much better than mine.

  A.compare

  B.compare to

  C.be compared to

  D.be compared with

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• 7--What time shall we meet, Betty? ---____.

  A.I suggest 7 o'clock

  B.it's about 7:30

  C.I'm afraid not

  D.That's OK

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• 8See the clouds! It ___ rain.

  A.will

  B.is going to

  C.must

  D.certainly

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• 9Chairman Mao called on us to ___  the people whole-heartedly.

  A.serve

  B.serve for

  C.serve to

  D.serve with

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