The element radium, ______ in the chemistry lab, gave off a blue light.

试卷相关题目

• 1The police found that the house _______and a lot of things _____

  A.has broken into; has been stolen

  B.had broken into; had been stolen

  C.has been broken into; stolen

  D.had been broken into; stolen

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• 2'It's such a nice place.'Mother said as she sat at the table ________ for customers.

  A.to be reserved

  B.having reserved

  C.reserving

  D.reserved

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• 3The film was made _______ on a true story.

  A.based

  B.basing

  C.being based

  D.to be based

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• 4We saw the ________ houses and the ________ trees all over the village-it must have been hit by a hurricane.

  A.ruined; falling

  B.ruining; falling

  C.ruined; fallen

  D.ruining; fallen

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• 5Oil prices have risen by 32 percent since the start of the year, _____ a record US $ 57.65 a barrel on April 4.

  A.have reached

  B.reaching

  C.to reach

  D.to be reaching

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• 6_______ after a long walk,Henry called and said he couldn't come to the meeting.

  A.Having worn out

  B.Being worn out

  C.Towearout

  D.Wornout

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• 7______ by Leonardo in the years 1503-1506, the Mona Lisa is a mysterious masterpiece.

  A.Being painted

  B.To paint

  C.Having been painted

  D.Painted

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• 8When ________ for his views about his teaching job, Philip said he found it very interesting and rewarding.

  A.asking

  B.asked

  C.having asked

  D.to be asked

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• 9Everything ________into consideration, they ought to have another chance.

  A.to take

  B.taken

  C.to be taken

  D.taking

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• 10Only when _______ according to the directions strictly will the medicine work well.

  A.taking

  B.to take

  C.taken

  D.being taken

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