She will tell us why she feels so strongly that each of us has a role _______ in making the earth a better place to live on.  

试卷相关题目

• 1I'm  surprised ____ that Sue and Paul have broken up, for they seemed  very  happy together when I last saw them.

  A.to hear

  B.hearing

  C.to be heard

  D.being heard

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• 2Having mastered the technology of manned spacecraft, China became the third country in theworld ______ manned spaceflight independently.

  A.to develop

  B.developing

  C.developed

  D.develop

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• 3She is often heard _____ English aloud in the morning.

  A.to read

  B.sang

  C.to have sung

  D.to be reading

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• 4Please show me the watch that you want ____.

  A.it repaired

  B.to have repaired

  C.to have it repaired

  D.to repair it

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• 5With the world changing fast, we have something new ____ with all by ourselves every day.

  A.deal

  B.dealt

  C.to deal

  D.dealing

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• 6Many countries are competing ____ the Olympic Games.

  A.hosting

  B.to host

  C.holding

  D.to hold

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