However, at times this balance in nature is disturbed by human activities, _______ a number of possibly unforeseen effects.

试卷相关题目

• 1I think my friend Tony is ______ to win the tennis game next Monday.

  A.likely

  B.possible

  C.probable

  D.maybe

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• 2The old man _______  up late,but now he _________ up early.

  A.is used to get; used to get

  B.used to get; is used to getting

  C.used to get; is used to

  D.is used to get; is used to getting

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• 3Facing the enemies, Liu Hulan ______ .

  A.would die than give in

  B.rather die than give in

  C.preferred to die rather than give in

  D.rather than die prefer give in

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• 4After ________, the litter girl was depressed and kept silent all the day.

  A.being made fun

  B.making fun of

  C.making fun

  D.being made fun of

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• 5His idea was considered ______.  which of the following ones is wrong ?

  A.to be the best

  B.as the best one

  C.the best

  D.being the best

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• 6Don't worry. I've ____________ a car to pick up the guests at the station at 6 o'clock.

  A.arranged

  B.arranged for

  C.prepared

  D.prepared for

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• 7When they got to the South Pole, they found the Norwegians had __________ them in the race to be the first ever to reach it.

  A.hit

  B.fought

  C.won

  D.defeated

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• 8Thousands of foreigners were _________ to the Shanghai World Expo the day it opened.

  A.attended

  B.attained

  C.attracted

  D.attached

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• 9After going into the concert hall, the mother _____ a friend and went over to greet him.

  A.searched

  B.knew

  C.spotted

  D.realized

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• 10As soon as Jack saw his new sports car, he was eager to ______ it ______ .

  A.try; for

  B.try; on

  C.try; out

  D.try; in

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