Politicians and pollsters alike warn that the outcome of a presidential race remains__until Election Day itself, and many races depend on factors that run from badWeather__voter turnout to last-minute scandals.(  )。

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• 1Of the various schemes that have been proposed to model how gene transcriptionmight work in the living body, those involving actual physical contact between enhancers and genes remain __, owing to an absence of direct evidence.(  )。

  A.surreptitious

  B.decipherable

  C.vindicated

  D.suspicious

  E.speculative

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• 2Except in times of__ , we would scarcely allow public officials to declare statesof emergency that replace some normal rules with those more__to extraordinarycircumstances.(  )。

  A.debate …diffident

  B.serenity …indifferent

  C.catastrophe …germane

  D.obedience …ill-suited

  E.disaster …hostile

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• 3Thus, global-warming skeptics write off the __ of climate researchinvestigators, emphasizing the__of others’ reasoning, but not of their own.(  )。

  A.data …accessibility

  B.infighting …vagueness

  C.resources …virtues

  D.experiments …pragmatism

  E.consensus …uncertainty

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• 4The result of this biochemical test has caused an uproar, and ever since itspublication, researchers have been full of responses of__quality： whereas somedeal with the test’s implications in a calm manner, others sound alarms.(  )。

  A.choleric

  B.admonitory

  C.whimsical

  D.homogenous

  E.variable

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• 5An excellent philatelist can detect a forged __with a single glance, for a truespecimen bears markings and characteristics, without exception, that the __invariably lacks.(  )。

  A.painting …imitation

  B.insect …approximation

  C.coin …original

  D.stamp …facsimile

  E.treatise …falsehood

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• 6His father served as__to the entire Garcia clan, dispensing money and advice tothose who needed it  and the family, in turn, revered him.(  )。

  A.prelate

  B.paterfamilias

  C.mountebank

  D.valet

  E.creditor

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• 7This thing called love is a total mystery, and the__of passion and despair thataccompanies every romantic devotion may keep one eternally perplexed.(  )。

  A.coagulation

  B.requital

  C.admixture

  D.instability

  E.vagaries

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• 8Molds were once used only for small amounts of fat, shared with neighbors atcooperative candle dippings or supplied by__candle makers who canvassed largegeographical areas.(  )。

  A.redoubtable

  B.impecunious

  C.sententious

  D.meretricious

  E.itinerant

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• 9The stage was set for simmering hostility between the two sects, and thebreakdown in__relations was hastened by the high-handed attitude of thosewho had lost many of their ancestral privileges and lands.(  )。

  A.intemperate

  B.exogamous

  C.consanguineous

  D.amicable

  E.idiosyncratic

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• 10Although he had been many times given the caveat emptor, Feldman purchased paintings and__in quantity, often without__them first.(  )。

  A.baubles …rejecting

  B.supplies …appraising

  C.antiques …examining

  D.collectibles …shipping

  E.trinkets …criticizing

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