2019年12月英语四级阅读真题及答案 第2套 选词填空

可可听力网 2020年09月25日 16:37:48

      Finally, somegoodnewsaboutairplanetravel. Ifyouareonaplanewithasickpassenger, youareunlikelytogetsick. Thatisthe __26__ ofanewstudythatlookedathowrespiratory (呼吸道) viruses __27__ onairplanes. Researchersfoundthatonlypeoplewhowereseatedinthesamerowasapassengerwiththeflu, forexample -- oronerowinfrontoforbehindthatindividual -- hadahighriskofcatchingtheillness. Allotherpassengershadonlyavery __28__ chanceofgettingsick, accordingtothefindings. Mediareportshavenotnecessarilypresented __29__ informationabouttheriskofgettinginfectedonanairplaneinthepast. Therefore, thesenewfindingsshouldhelpairplanepassengerstofeelless __30__ tocatchingrespiratoryinfectionswhiletravelingbyair.

      Priortothenewstudy, littlewasknownabouttherisksofgetting __31__ infectedbycommonrespiratoryviruses, suchasthefluorcommoncold, onanairplane, theresearcherssaid. So, to __32__ therisksofinfection, thestudyteamflewon 10 different __33__ intheU.S. duringthefluseason. Theresearchersfoundthatpassengerssittingwithintwoseatson __34__ sideofapersoninfectedwiththeflu, aswellasthosesittingonerowinfrontoforbehindthisindividual, hadaboutan 80 percentchanceofgettingsick. Butotherpassengerswere __35__ safefrominfection. Theyhadalessthan 3 percentchanceofcatchingtheflu.

      A) accurate
      B) conclusion
      C) directly
      D) either
      E) evaluate
      F) explorations
      G) flights
      H) largely
      I) nearby
      J) respond
      K) slim
      L) spread
      M) summit
      N) vividly
      O) vulnerable

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