Once a lighthouse is built, no ship of any nationality can be effectively _____ from the utilization of the lighthouse for navigational purposes.

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• 1Picture what happens when a father _____ his child into the air. The child will probably laugh, enjoying the game.

  A.casts

  B.pitches

  C.tosses

  D.elevates

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• 2Tests reveal that mother's heartbeat can have a calming effect on the infant. Those who were _____ the heartbeat recording fell asleep in half the time it took for those who were not.

  A.left to

  B.exposed to

  C.faced with

  D.trusted with

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• 3Manufacturing is Canada's most important economic activity. It _____ more than half the value of all Canadian production.

  A.accounts for

  B.amounts to

  C.takes up

  D.turns out

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• 4Anyone who has ridden on a railroad train knows how rapidly another train flashes by when it is travelling in the opposite direction and _____ how it may look almost motionless when it is moving in the same direction.

  A.meanwhile

  B.accordingly

  C.likewise

  D.conversely

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• 5But people who read hour after hour or work where the eyes are kept steadily at one focus soon may come to need glasses to correct their _____ .

  A.vision

  B.view

  C.visibility

  D.perception

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• 6People of the“orthodox”view placed blame for starting the Cold War on the Soviet Union because _____ ．

  A.they didn't want America to take sole responsibility

  B.they supported America in its foreign policy in Vietnam

  C.they believed that America was always right in its foreign policy

  D.they could find peace of mind in such a belief

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• 7By saying that“people who held this view attempted to reverse the orthodox view”(the fifth sentence in paragraph 1),the author means that those people _____ ．

  A.didn't quite agree to the “orthodox”view

  B.held an opposite view to the“orthodox”one

  C.considered the“orthodox”view unworthy of notice

  D.were faithful supporters of the Soviet foreign policies

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• 8The“neoorthodox”view held that _____ should take responsibility for the Cold War．

  A.the Soviet Union

  B.the United States

  C.neither of those two countries

  D.both of those two countries

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• 9In the last paragraph,the author seems to imply that _____ ．

  A.the Soviet Union should take sole responsibility

  B.the United States should take sole responsibility

  C.the Cold War wasn't started on one side only

  D.neither side started the Cold War

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• 10The idea that the left and right sides of the brain differ somewhat in function _____ ．

  A.is proved to be unfounded

  B.has consistent evidence to support itself

  C.is proved to be true in some cases

  D.lacks biological evidence

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