In some cities the traffic police use computers to keep the traffic________smoothly.

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• 1(2013·济南模拟)I found Jane________at the desk，________her homework carefully.

  A.seated；doing　

  B.sitting；does

  C.be seated；does　

  D.sit；do

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• 2(2014·南京一模)________time at Beijing Normal University，I'm very impressed with the quality of the teachers and students.

  A.Having spent　

  B.Being spent

  C.To spent　

  D.Spending

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• 3________on a clear day，far from the city crowds，the mountains give him a sense of peace.

  A.Walked

  B.To walk

  C.Having walked

  D.When he is walking

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• 4The rescue team has saved more than ten people________under the collapsed buildings since the earthquake occurred in Ya'an.

  A.trapping

  B.to be trapped

  C.trapped　

  D.having trapped

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• 5There are still many problems ______ before we are ready for a long stay on the Moon.

  A.solving

  B.solved

  C.being solved

  D.to be solved

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• 6He got wellprepared for the job interview，for he couldn't risk________the opportunity.

  A.to lose

  B.losing

  C.to be lost

  D.being lost

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• 7Usually I don't allow________in my office，but yesterday I allowed him________ here.

  A.smoking；to smoke

  B.smoking；smoking

  C.to smoke；smoking

  D.to smoke；to smoke

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• 8—I regret ________ you that your application has not been successful. —Not successful? I performed pretty well in my interview!

  A.informing

  B.to inform

  C.having informed

  D.to have informed

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• 9I find it absolutely _______ that you didn't like it.

  A.astonished

  B.astonishing

  C.to astonish

  D.being astonished

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• 10A special dance ________ horse dance becomes so hot that many famous people can't help copying that.

  A.to be called

  B.called

  C.calling

  D.being called

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