So difficult __________ that no one could _________ a good solution to it

试卷相关题目

• 1The airport ______ next year will help promote tourism in this are

  A.A.being completed

  B.to be completed

  C.completed

  D.having been completed

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• 2The professor devoted all his life __________ the treatment of AIDS．

  A.to research

  B.in researching

  C.to researching

  D.at researching

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• 3A big earthquake________ Pakistan on October 8 , 2005, ________ over 70,000 people

  A.strikes; killing

  B.struck; killing

  C.knocked; killed

  D.hit; kills

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• 4---- What was the party like? ---- Lovely. It's worth _________ all my life

  A.remembering

  B.to remember

  C.to be remembered

  D.being remembered

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• 5John admitted ______ the window and promised to compensate for it.

  A.break

  B.to break

  C.breaking

  D.to breaking

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• 6You cannot accept an opinion ______ to you unless it is based on facts.

  A.offering

  B.to offer

  C.having offered

  D.offered

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• 7—Did the book give the information you needed? —Yes. But _____ it, I had to read the entire book

  A.to find

  B.find

  C.to finding

  D.finding

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• 8______ around the lab, the visitors were taken to the playground.

  A.Having shown

  B.Having been shown

  C.Being shown

  D.To be shown

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