______to the sun for too long, I think, can hurt your skin.

试卷相关题目

• 1Miss Sullivan clarified the science Project in Simple but vivid language so as to make it easier for teenagers ________.

  A.understanding

  B.to understand

  C.understood

  D.to be understood

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• 2Everyone is looking forward to seeing the plan ________ in the near future.

  A.carrying out

  B.carry out

  C.carried out

  D.having carried out

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• 3On 5 December 2013, China Central Bank prohibited financial institutions from handling Bitcoin transactions,  _____  to regulate the virtual currency.  

  A.moved

  B.to move

  C.having moved

  D.moving

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• 4Once you want to do something, you must get down _____it well.  

  A.do

  B.doing

  C.to do

  D.to doing

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• 5China added 50.9 million Internet users in 2012，________ the total to 564 million at the end of last year.

  A.brought　

  B.bringing

  C.having brought

  D.to bring

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• 6Liu Yang became the first  woman  astronaut in China _____ into space.  

  A.ravel

  B.travelled

  C.to travel

  D.being travelled

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• 7______ at my classmates' face, I read the same excitement in their eyes.

  A.Looked

  B.Look

  C.To look

  D.Looking

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• 8It's dangerous if you have the fire _____ all night long.

  A.to burn

  B.burn

  C.burned

  D.burning

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• 9The officer gave orders that anyone _____ a gun should be reported to the police station.

  A.seen taking

  B.see taken

  C.seeing take

  D.sees take

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• 10________ in the traffic jam, she failed to catch the train, which made her upset.

  A.Catching

  B.Having caught

  C.To catch

  D.Caught

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