Though managers of commercial shellfish beds in many countries monitor thepresence of pollutants using mice, this method is ethically__and too expensivefor many developing countries, small operations or amateur fishermen.(  )。

试卷相关题目

• 1Announcements of discoveries in professional journals always qualify and quantifyTheir__ ; announcements in the general media often do not, because __usually lack the background to interpret them.(  )。

  A.sources …critics

  B.certainty … laymen

  C.shortcomings …experts

  D.jargon …readers

  E.theory … specialists

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• 2The experience of dealing with a clamorous band of younger siblings, earning theiraffection while holding them to their tasks, can prove remarkably__ in lateryears when one deals with__colleagues jealous of their prerogatives.(  )。

  A.useful …fractious

  B.trenchant …ambitious

  C.deep-seated … difficult

  D.prophetic … envious

  E.truculent …unruly

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• 3In spite of__among a few scientists, and years of__discussion, the claimthat earthquakes can be predicted with great precision prevails.(  )。

  A.antipathy … favorable

  B.skepticism …. contentious

  C.mutualism … polite

  D.receptiveness … intelligent ^

  E.popularity …rancorous

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• 4Even though Jung’s theory of the mind has been designated as __by its recentproponents, one can scarcely argues that it offers a truly gestalt and complete picture of the psyche’s operation.(  )。

  A.draconian

  B.abstract

  C.revolutionary

  D.holistic

  E.sartorial

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• 5There are few precious constants in the story of the yen__for a start, it is among the monies of the world, being not much more than a century old.(  )。

  A.a rarity

  B.a laughingstock

  C.an anomaly

  D.a stripling

  E.an abhorrence

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• 6The works of Baudrillard are filled with seemingly __ but truly vacuousreferences to relativity, quantum mechanics, and chaos theory, which the more __physicist will disregard.(  )。

  A.intelligent… reluctant

  B.erudite …vigilant

  C.meaningless …skeptical

  D.scholarly …opinionated

  E.witty …theoretical

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• 7In the newly discovered gene, the change of a single unit of DNA converts theworm from a solitary forager into__diner.(  )。

  A.an intrepid

  B.a voracious

  C.a gregarious

  D.a nomadic

  E.a rapacious

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• 8Anthropologists noted that the two __ ethnic groups __ the same saints,worshipped in the same churches, and respected a past of shared values, despite their differences. .(  )。

  A.salutary … praised

  B.alienated … rejected

  C.dominant …isolated

  D.stentorian …delineated

  E.coexistent …venerated

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• 9It was a new era, one that was witnessing breathtaking transformations intraditional ways of life and that demanded__transformations in the institutionsand techniques of government.(  )。

  A.commensurate

  B.antediluvian

  C.peremptory

  D.fordable

  E.contemptible

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• 10Despite the__，Alzheimer’s researchers are still__about the prospects forimmunization, though most agree that more results are needed from humans for usto truly understand immunization’s effects.(  )。

  A.advances …thrilled

  B.obstacles … uncertain

  C.setback … optimistic

  D.publicity …divided

  E.pessimism …unconvinced

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