安徽和县2017高考英语阅读理解（一轮）选编题阅读理解训练(2015·青岛市二模)ScientistsinvestigatedwhyEbolavirusissodeadlywhenitspreadsfromanimalstohumansandthenfromhumantohumancontact.TheresearchteamlookedattheZaireEbolavirusinananimalsystemtounderstandhowitgainsstrength.ThisvirusisresponsibleforthecurrentoutbreakinWestAfrica.Theyfoundthatinitiallytheanimalsystemswerenotaffectedbythevirus,butsucceedingtransmission(传送)intootheranimalscausedthevirusto“hotup”andbecomemoresevere.Theteamanalyzedthevirusesatdifferentstagesandwereabletoidentifyseveralchangesinitsgeneticmaterialthatwereassociatedwithincreaseddisease.ProfessorJulianHiscox,wholedthestudyfromtheUniversity'sInstituteofInfectionandGlobalHealth,explains:“TheworktellsusthattheevolutionarygoalofEbolavirusistobecomemorefatal.”“Wewereabletoshowthroughgeneticanalysiswhichpartsofthevirusareinvolvedinthisprocess.Theinformationwehavegatheredwillnowallowustomonitorforsuchchangesinanoutbreakaswellasdevelopfuturetreatmentstrategies.”ProfessorRogerHewson,leadingthestudyfromPublicHealthEngland,PortonDown,said:“EbolavirusissuchadestructiveinfectiontothepeopleaffectedbythediseaseandtheeconomyofWestAfrica.”“OurunderstandingofEbolavirusbiologyiswaybehindthatofothervirusesandourcooperationshowshowwecanbringtogetherourspecialists'skillstoclosethisknowledgegap.”ProfessorMilesCarroll,acoauthorofthework,said:“ThisstudyhasallowedtheteamtobeattheforefrontofdevelopingmethodologiestoanalyzepatientsamplesrecentlytakenbytheEuropeanMobileLaboratoryfromWestAfricatounderstanddiseaseevolutionduringthecurrentoutbreak.”文章大意：本文是医疗科研报告。文章主要讲述了关于埃博拉病毒的研究进展情况，该病毒与什么有关系，该如何控制该病的疫情。1．Whatdoesthefirstparagraphmainlytellus?A．HowsevereEbolavirusis.B．HowEbolavirusspreads.C．HowEbolavirusgraduallybecomesdeadly.D．WhatcontributionsscientistshavemadeonEbolavirus.答案：C主旨大意题。A项严重的埃博拉病毒是怎么样的；B项埃博拉病毒是如何传播的；C项埃博拉病毒是如何变得致命的；D项科学家们为埃博拉病毒做出了什么样的贡献。根据题干关键词thefirstparagraph。通读第一段，并根据第一句话ScientistsinvestigatedwhyEbolavirusissodeadlywhenitspreadsfromanimalstohumansandthenfromhumantohumancontact可知该段的大意是埃博拉病毒是如何逐渐变得致命的。故选C。2．Whichofthefollowingstatementsismentionedinthepassage?A．Inthefirststage,thevirushurtsitsvictimsmuch.B．Asthevirusspreads,it'llchangeandbecomemoreandmoredeadly.C．TheresearchinEbolavirusismoreadvancedthanthatinotherviruses.D．ThescientistshaveanegativeattitudetotheresearchinEbolavirus.答案：B推理判断题。根据文章第一段的Theyfoundthatinitiallytheanimalsystemswerenotaffectedbythevirus,butsucceedingtransmission(传送)intootheranimalscausedthevirusto“hotup”andbecomemoresevere中的关键词initially可知A是错误的；根据文章的倒数第二段“OurunderstandingofEbolavirusbiologyiswaybehindthatofothervirusesandourcooperationshowshowwecanbringtogetherourspecialists'skillstoclosethisknowledgegap.”排除C；根据文章最后三段可排除D；根据文章第一段的最后一句话的后半句succeedingtransmission(传送)intootheranimalscausedthevirusto“hotup”andbecomemoresevere可知选B。3．Theunderlinedword“fatal”hastheclosestmeaningto________.A．optimisticB．deadlyC．commonD．fantastic答案：B词义猜测题。optimistic乐观的；deadly致命的；common常见的；fantastic奇异的。根据文章第四段的Theinformationwehavegatheredwillnow...
