_____many times, they succeeded _________ the experiment.

试卷相关题目

• 1— Do you know the tower _____ in the heart of the city? — Do you mean the one _____ to the north of the city library?

  A.locating; lay

  B.located; lying

  C.being located; lying

  D.located; lay

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• 2The Shanghai Expo has had a major impact upon Chin

  A.It is the first World Expo _________ in a developing country in the event's 159-year history.A.having been held

  B.to hold

  C.being held

  D.to be held

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• 3In 1911, Madame Curie received a second Nobel Prize for her research, the first person in the world ______ two Nobel Prizes.

  A.receiving

  B.received

  C.to receive

  D.being received

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• 4We shouldn't think barefoot running strange. It's normal, fun and comfortable if _____ properly.

  A.doing

  B.to do

  C.done

  D.being done

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• 5How many times have you found yourself arriving at school to start your day, only ________ that you left your homework at home?

  A.having discovered

  B.discovering

  C.to discover

  D.Discover

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• 6This kind of fruit ___________ large amounts of vitamin, ________ vitamin C.

  A.includes; including

  B.takes; containing

  C.holds; included

  D.contains; including

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• 7On the wall of his office _________the paintings of early French artists.

  A.hanged

  B.hanging

  C.hang

  D.are hanged

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• 8Once ______ from space, the Great Wall is till great in sight.

  A.seeing

  B.to see

  C.seen

  D.saw

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• 9They would rather spend time _________ than ________ in the street.    

  A.read; wander

  B.read; wandering

  C.in reading; to wander

  D.reading; wander

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• 10Though _____, the news brought them much encouragement.

  A.surprised

  B.being surprised

  C.having surprised

  D.surprising

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