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

试卷相关题目

• 1_____ with the size of the whole earth，the biggest ocean does not seem big at all.

  A.Compare

  B.Having compared

  C.Comparing

  D.Compared

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• 2To succeed in a scientific experiment _____ .   

  A.carefulness is need

  B.carefulness is one needs

  C.one needs to be careful

  D.one need being careful

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• 3--Do you know the man ___ John Brown? ---I only know ___ he is called.

  A.called, how

  B.called, what

  C.who called, how

  D.whom called, what

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• 4 With a lot of difficult problems ____, the manager felt worried all the time.

  A.settled

  B.to be settled

  C.settling

  D.to settle

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• 5He felt his chair _________ at the time of the earthquake.

  A.moved

  B.to move

  C.is moving

  D.moving

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• 6.Please make my excuse at tomorrow's meeting. I've got too much work _____.

  A.to do to come

  B.doing coming

  C.to do coming

  D.doing to come

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• 7A number of new machines were introduced from abroad，______ an increase in production.

  A.resulted in

  B.to result in

  C.result in

  D.resulting in

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• 8— Did Peter fix the computer himself? — He __________, because he doesn't know much about computers.

  A.has it fixed

  B.had fixed it

  C.had it fixed

  D.fixed it

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• 9The country has already sent up three unmanned spacecraft, the most recent __________ at the end of last March.

  A.has been launched

  B.having been launched

  C.being launched

  D.to be launched

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• 10Two years later, her brother disappeared in the war, never ________ again.

  A.hearing from

  B.to be heard from

  C.to hear from

  D.being heard from

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