_______ twice a year, whether it is a car ,a bus or a truck, is the rule that every driver must obey in this city.

试卷相关题目

• 1Many things _____ impossible in the past are quite common nowadays.

  A.having considered

  B.considered

  C.to be considered

  D.considering

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• 2The _______ boy was last seen _______ near the East Lake.

  A.missing; playing

  B.missing; play

  C.missed; played

  D.missed; to play

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• 3This book is worth ______ .

  A.to read

  B.reads

  C.read

  D.reading

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• 4Two years ago she bought an expensive bike and then she persuaded me  _______ one.

  A.buy

  B.buying

  C.to buy

  D.bought

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• 5with so much homework to do，David told his sister_____so much noise.

  A.to make not

  B.not to make

  C.not making

  D.making not

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• 6Electricity is not easy _________ when an earthquake happens.

  A.to get

  B.to be got

  C.getting

  D.get

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• 7—Why does the lake smell terrible? —Because large quantities of water _____.

  A.have polluted.

  B.is being polluted.

  C.has been pollute

  D.D.have been polluted.

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• 8Although ________ to stop, he kept on working

  A.tell

  B.telling

  C.having told

  D.told

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• 9We hurried all the way to the airport , only _______ that the flight had been called off because of the foggy weather .

  A.being told

  B.to be told

  C.having told

  D.to have been told

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• 10Harrison Ford is thought to be one of the few movie stars _______ as a carpenter before.

  A.to work

  B.to be working

  C.to have worked

  D.to have been working

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