Gunpowder is generally believed __________ in ancient Chin

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• 1--Don't you think it a very nice motorbike? --Yes, but would you please ____ it on my lawn?

  A.not to park

  B.not parking

  C.not park

  D.to not park

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• 2Sit down, Emm

  A.You will only make yourself more tired, on you feet.A.to keep

  B.keeping

  C.having kept

  D.to have kept

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• 3The library's study room is full of students _______ for the exam.

  A.busily prepared

  B.busy preparing

  C.busily prepare

  D.are busily preparing

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• 4The president of the university arrived yesterday, _____ the start of his short visit to Chin

  A.A.marked

  B.having marked

  C.marking

  D.to mark

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• 5______ in the sandstorm, he didn't know which way to take.

  A.Having stuck

  B.Stuck

  C.To be stuck

  D.Sticking

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• 6Today we have chat rooms, text messaging, emailing… but we seem ______ the art of communicating face-to-face.

  A.losing

  B.to be losing

  C.to be lost

  D.having lost

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• 7I find the lecture I attended in the Nanjing Normal University yesterday difficult _____.

  A.understand

  B.being understood

  C.understood

  D.to understand

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• 8While he         in Europe, he        some photographs of many universities.

  A.traveled ;took

  B.traveled ;had

  C.was traveling ;put

  D.was traveling ;took

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• 9Bats are surprisingly long lived creatures some  _______________a life span of around 20. 

  A.having

  B.had

  C.have

  D.To have

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• 10－Why did you have to get that stamp? It's far from beautiful． －________my collection，of course．

  A.Completing

  B.To complete

  C.Complete

  D.Completed

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