Visitors ____ not to touch the exhibits .

试卷相关题目

• 1A computer can only do ____ you have instructed it to do .

  A.how

  B.after

  C.what

  D.when

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• 2I ____ ping —pong quite well ,but I haven’t had time to play since the new year .

  A.will play

  B.have played

  C.played

  D.play

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• 3The warmth of ____ sweater will of course be determined by the sort of ____ wool used.

  A.the ;the

  B.the ；不填

  C.不填；the

  D.不填；不填

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• 4It is generally believed that teaching is ____  it is a science.

  A.an art much as

  B.much an art as

  C.as an art much as

  D.as much an art as

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• 5The home improvements have taken what little there is ____ my spare time .

  A.from

  B.in

  C.of

  D.at

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• 6I was really anxious about you .You  ____ home without a word .

  A.mustn’t leave

  B.shouldn’t have left

  C.couldn’t have left

  D.needn’t leave

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• 7____is known to everybody ,the moon travels round the earth once every month .

  A.It

  B.As

  C.That

  D.What

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• 8____such heavy pollution already ,it may now be too late to clean up the river .

  A.Having suffered

  B.Suffering

  C.To suffer

  D.Suffered

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• 9The words “deluxe sedans ,“minivans ”and “station wagons ”used in the text refer to.

  A.cars in the making

  B.car rental firms

  C.cars for rent

  D.car makers

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• 10Which of the following statements is true according to the text 、

  A.70% of the cars can be rented out on holiday

  B.70% of the customers are white-collar employees

  C.More firms are open for service during holiday seasons

  D.Some firms rent out all their cars during holiday seasons

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