It is clear that the dog has a much greater ________ of its brain devoted to smell than is the case with humans.

试卷相关题目

• 1The physical differences between men and women can be ________ directly to our basic roles as hunters and child-bearers.

  A.pursued

  B.traced

  C.switched

  D.followed

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• 2With the increasing unemployment rate, workers who are 50 to 60 years old are usually the first to be ________.

  A.laid off

  B.laid aside

  C.laid out

  D.laid up

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• 3Lung cancer, like some other cancers, often doesn’t produce ________ until it is too late and has spread beyond the chest to the brain, liver or bones.

  A.trails

  B.therapies

  C.symptoms

  D.symbols

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• 4Sadly, as spending on private gardens has ________, spending on public parks has generally declined.

  A.heightened

  B.lifted

  C.flown

  D.soared

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• 5Research shows that there is no ________ relationship between how much a person earns and whether he feels good about life.

  A.successive

  B.subsequent

  C.significant

  D.sincere

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• 6American college students are increasingly ________ with credit card debt and the consequences can be rather serious.

  A.boosted

  B.burdened

  C.discharged

  D.dominated

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• 7Numerous studies already link the first meal of the day to better classroom ________.

  A.performance

  B.function

  C.behavior

  D.display

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• 8The most successful post-career athletes are those who can take the identity and fife skills the learned in sports and ________ them to another area of life.

  A.utilize

  B.employ

  C.apply

  D.exert

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• 9The technological advances made it possible for the middle classes to enjoy what had once been ________ only to the very rich.

  A.manageable

  B.measurable

  C.acceptable

  D.affordable

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• 10Being out of work, lane can no longer ________ friends to dinners and movies as she used to.

  A.urge

  B.treat

  C.appeal

  D.compel

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