They use computers to keep the traffic _____ smoothly.

试卷相关题目

• 1_____ eastward, _____ you'll pass mountains and thousands of lakes and forests.

  A.Going; /

  B.If you go; and

  C.Going; and

  D.To; and

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• 2This kind of clothing material, ____ soft and smooth, sells well.

  A.feeling

  B.felt

  C.being felt

  D.having felt

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• 3The U.S. President Barack Obama arrived in China's economic center Shanghai on Sunday nightof November 15th 2009, ______a state visit to Chin

  A.A.starting

  B.started

  C.to start

  D.having started

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• 4A strong earthquake hit Japan on March 11, _____ thousands of people homeless.

  A.to leave

  B.having left

  C.left

  D.leaving

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• 5A passenger train ____ about l,500 people fell into the river when the bridge collapsed.

  A.carrying

  B.carried

  C.to be carried

  D.to carry

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• 6_____ their hats into the air, the fans of the winning team let out loud shouts of victory.

  A.To throw

  B.Thrown

  C.Throwing

  D.Being thrown

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• 7The lady walked around the shops, ______ an eye out for bargains.

  A.keep

  B.kept

  C.keeping

  D.to keep

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• 8With the fresh water ____ short, we human beings are facing the danger of dying from thirst at any time.

  A.to run

  B.be run

  C.running

  D.run

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• 9Here is a train that has just come in, with crowds of people _____ off it.

  A.being gotten

  B.to get

  C.getting

  D.gotten

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• 10More highways have been built in China, ______ it much easier for people to travel form one place to another.  

  A.making

  B.made

  C.to make

  D.having made

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