一輪復(fù)習(xí)高考英語二模試卷分類匯編閱讀理解及答案

1、一輪復(fù)習(xí)高考英語二模試卷分類匯編閱讀理解（及答案）一、高中英語閱讀理解1.閱讀理解Mostofushavelookedupatthestarsthatfillthenightskyandwonderedwhetherwe'realoneintheuniverse.Indeed,thequestionofwhetherthere'slifeouttherehasbeensomethinghumankind'sbeenaskingitselfforcountlessyears.ButthankstoChina'sFive-hundred-meterApertureS

2、phericalTelescope(FAST),theanswertothisquestionmaycomealotsoonerthanweexpected.Thetelescopehasahugeroundreflector,whichmeasures500metersacrossandhasaperimeter(周長)of1.6kilometers.Becauseofitsgreatsize,itwouldhavebeenbothdifficultandinefficienttogetFASTtomovelikearegulartelescope.Instead,FAST'sdes

3、ignerscameupwithagreatsolution:itssurfaceismadeupof4450panelswhichcanbeindividuallyadjusted.Thiscleverdesignfeatureallowsscientiststodetectradiosignalsfromanyanglewithagreatdegreeofaccuracy."Panelscanchangetheirpositionsthroughconnectedwiresandparallel(關(guān)聯(lián)的)robots.Wecancontroltheirpositionwithan

4、accuracyof1mm,"ZhengYuanpeng,chiefengineerofthetelescope'spanelproject,toldXinhuaNewsAgency.FAST'sengineersalsohadthetaskoffindingasuitablelocation.Asanyinterferencewouldaffectitsabilitytodetectdistantradiowaves,itneededtobebuiltinaremotearea.Luckily,theperfectspotwasfoundinthebeautiful

5、mountainsofGuizhouProvince."Therearethreehillsabout500metersawayfromoneanother,creatingavalleythatisperfecttosupportthetelescope,"SunCaihong,chiefengineerofFAST'sconstruction,toldXinhua.Andalthoughitwasn'tyetfullyoperated,FASThadalreadymadegreatdiscoveriesbyOctober2017.Since1967,on

6、lyaround2000pulsars(脈沖星)havebeendiscovered,yetFASThaddetectedsixmorebyOctober2017.OnceFASTisfullyupandrunning,wemayfinallyhavetheanswertooneofthebiggestquestionsinhistory.(1) WhatisthepurposeofmentioningthequestioninParagraph1?A. Tointroducethenewgianttelescope.B. Toexplainwhythereislifeinuniverse.C

7、. Toremindreaderstothinkaboutthelifeinspace.D. Toemphasizethequestionthatshouldbeanswered.(2) WhatcanweknowfromParagraph2?A. Thetelescopeismadeupofmanypanels.B. TheareaofFASTisabout800squarekilometers.C. TheengineercanhandleFAST'spositionaccurately.D. Theindividualpanelhelpsscientistscatchradios

8、ignals.(3) WhywasFASTbuiltinGuizhou?A.BecauseGuizhouisaremoteprovince.B.BecauseGuizhouhasanidealvalley.C.BecauseGuizhouhasbeautifulmountains.D.BecauseGuizhouhastheabilitytobuildit.(4) Whatdoesthelastparagraphmainlytalkabout?A.FAST'stimeline.B.FAST'sfuture.C.FAST'soperation.D.FAST'sdi

9、scoveries.【答案】（1）A（ 2） D（ 3） B（ 4） D【解析】【分析】本文是一篇說明文，介紹了中國500米口徑球面射電望遠(yuǎn)鏡，它的設(shè)計原理、選址以及發(fā)展前景等多方面的信息。（1）考查推理判斷。第一段通過提出問題，再引出答案，在引出答案的同時引出了本文要介紹的我國500米口徑球面射電望遠(yuǎn)鏡。所以第一段提出問題的目的是引出本文的介紹對象。這也是說明文常見的寫作手法。故選A。（2）考查推理判斷。根據(jù)第二段中的“itssurfaceismadeupof4450panelswhichcanbeindividuallyadjusted.Thiscleverdesignfeatureall

10、owsscientiststodetectradiosignalsfromanyanglewithagreatdegreeofaccuracy.它的表面由“4500片可獨(dú)立調(diào)節(jié)的金屬板組成。這種聰明的設(shè)計可以讓科學(xué)家從不同的角度精確的探測到無線電信號。可推知，這些金屬板能幫助科學(xué)家捕捉無線電信號。故選D。（3）考查推理判斷。根據(jù)第三段中的“Therearethreehillsabout500metersawayfromoneanother,creatingavalleythatisperfecttosupportthetelescope這兒有三座間距500”米左右的山，是安置望遠(yuǎn)鏡的絕佳的山谷

11、，可知，望遠(yuǎn)鏡之所以安置在貴州，是因?yàn)橘F州有一個很好的山谷。故選B。（4）考查主旨大意。根據(jù)最后一段中“Andalthoughitwasn'tyetfullyoperated,FASThadalreadymadegreatdiscoveriesbyOctober2017.雖然還沒有完全運(yùn)轉(zhuǎn)起來，到“2017年10月FAST已經(jīng)有了重大發(fā)現(xiàn)。可知，這一段講述FAST的重大發(fā)現(xiàn)。并且其后幾句話也是來具體闡述FAST的重大發(fā)現(xiàn)的。故選D?！军c(diǎn)評】本題考點(diǎn)涉及推理判斷和主旨大意兩個題型的考查，是一篇科技類閱讀，考生需要根據(jù)上下文的邏輯關(guān)系，進(jìn)行分析，推理，概括和歸納，從而選出正確答案。2閱讀理

12、解ToensureanexcellentexperienceduringyourtouroftheMarkTwainHouse,herearesomeguidelinesandgeneralinformation:TheHouseisShownOnlybyGuidedTour.Toensureanoptimum（最佳）experience,housetoursarelimitedto14people,first-come,first-served.Ifyourgrouphasmorethan10people,call（860）280-3130toreserveadiscountedgroupt

13、ourinadvanceofyourvisit.Ifyouhaveapartyoffewerthan10peoplefeelfreetopurchaseticketsonline:WewillholdthematWillCall.Thetourscheduleisusuallyonlineaboutamonthinadvance.OursiteismadeupofthreebuildingsTheWebsterBankMuseumCenterattheMarkTwainHouse&Museumisalwaysyourfirstandlaststopasithousesourticket

14、counter,museumstore,film,exhibitsandcafe.AlltoursgatherinthemuseumcenterbeforeheadingovertoMarkTwain'shistoric1874home.MarkTwain'shistoriccarriagehouseisthethirdbuildingonourproperty,butisgenerallynotopentothepublic.Thehayloft（干草棚）hasbeenrepurposedintoofficesandthemainfloorofthebarnisaspacea

15、vailableforrentforpartiesandmeetings.Coupons&DiscountsTheMarkTwainHouseoffersonlyafewcouponsanddiscounts.ThepriceyoupayforadmissionhelpsusmaintainthebeautyofthisiconofAmericanarchitecture.Ifyouareluckyenoughtofindoneofthosespecialoffersonlineoratyourlocallibrary,keepinmindtheyaregoodonlyforthege

16、neralMarkTwainHouseTours.Nopassesordiscountsmaybeappliedtoourspecialtytours.（1）Whatkindoftourbookedbeforehandenjoysadiscount?A.Specialtytour.B.GuidedtourC.Grouptourwith9people.D.Grouptourwith13people.（ 2） Whichplaceisnotavailabletotourists?A.TheWebsterBankMuseumCenter.B.MarkTwain'shistoriccarria

17、gehouse.C.Thehayloft.D.MarkTwain'shistoric1874home.（ 3） Whatisthepurposeofchargingadmissionfees?A.Toearnmoremoney.B.Towellpreservethehouse.C.TosupportMarkTwain'sfamily.D.Toofferpartiesandmeetings.【答案】（1）D（ 2） B（ 3） B【解析】【分析】本文是一篇應(yīng)用文，介紹了參觀馬克吐溫故居的指南和信息。（1）考查推理判斷。根據(jù)TheHouseisShownOnlybyGuidedTo

18、ur.部分中的"Ifyourgrouphasmorethan10people,call（860）280-3130toreserveadiscountedgrouptourinadvanceofyourvisit."可知，如果您的團(tuán)體人數(shù)超過10人，請在您參觀之前致電（860）280-3130預(yù)訂折扣的團(tuán)體游，可知，13人旅行團(tuán)提前預(yù)定可以享受折扣，故選D。（2）考查細(xì)節(jié)理解。根據(jù)Oursiteismadeupofthreebuildings部分中的"MarkTwain'shistoriccarriagehouseisthethirdbuildingonou

19、rproperty,butisgenerallynotopentothepublic."可知，馬克吐溫的馬車屋是不對游客開放的，故選B。（3）考查細(xì)節(jié)理解。根據(jù)Coupons&Discounts部分中的"ThepriceyoupayforadmissionhelpsusmaintainthebeautyofthisiconofAmericanarchitecture."可知，你們的入場費(fèi)用幫助我們保持這個美國標(biāo)志性建筑馬克吐溫故居的美麗，可知，收取入場費(fèi)的目的是保護(hù)好馬克吐溫故居，故選B?！军c(diǎn)評】本題考點(diǎn)涉及細(xì)節(jié)理解和推理判斷兩個題型的考查，是一篇介紹類閱

20、讀，考生需要準(zhǔn)確捕捉細(xì)節(jié)信息，并根據(jù)上下文進(jìn)行邏輯推理，從而選出正確答案。3.閱讀理解Positivethinkingisasignificantelementofhappiness.Inordertobecomeapositivethinker,determinationandconsistencyareimportant.Thefirstthingtoknowaboutpositivethinkingisthateveryonecandoit.Withcertaincognitive(認(rèn)知的)andbehavioralchanges,wecanallbecomepositivethinke

21、rs.Anotherimportantfactoristhatbeingapositivethinkerdoesnotmeanyoubecomenumbtoanythingthatisnotworkingproperlyinyourlifeorisnegative-itjustmeansthatyouapproachlifeandfacechallengeswithahealthieroutlook.Insteadofselectivelyattendingtonegativeevents,focusonthepositiveones.Thenpayattentiontothedelayedc

22、onsequencesofyourbehaviorratherthantheimmediateones.Forexample,ifajobisnotgoinglikeyouwant,focusonthefactthatyouhaveajobandhowyoucantakeyourtimetomakethesituationbetter.Challengeanyinternalattributionsandseeifyoucompareyourbehaviortostandardsthatareexcessivelyrigidandperfectionistic.Ifso,changethese

23、andbereasonablewithyourcomparisons.Forexample,ifyouconstantlycompareyourweaknesseswithotherpeople'sstrengths,thenswitchthisandcompareyourselfwiththosewhoaredoingpoorerthanyouaswell.Overall,peoplewhofocusmoreontheirstrengthsthantheirweaknessesbutatthesametimeareawareoftheirweaknesseshaveahealthie

24、rself-evaluationresult.Whenfacedwithtoomuchfearaboutasituation,imaginetheworstcaseandvisualizeasolutionforit,thenletgooffear.Thisway,youwillbepreparedforanythingandyourfearwillnotblockyoufrombeingopenandcreativetodifferentsolutions.Forexample,ifyouareconstantlyworriedaboutlosingyourjobuptoapointwher

25、eitiscreatingalotofanxietyandfearandiseffectingyourperformanceandyourhappinessnegatively,thenthinkoflosingyourjob,visualizehowyouwillhandleit,findsolutionsinyourmindandthenletgoofthethoughtandthefearattachedtoit.Sopositivethinkersarebetterproblemsolversandhavebetterinteractions.Inadditiontothat,peop

26、lewhoarepositivethinkersarehappierandmoresatisfiedwiththeirlife.(1)Whyispositivethinkingasignificantelementofhappiness?A. Itmeansthatoneisblindtothetroublesanddifficultiesthatexist.B. Itmeansthatoneconstantlycompareseverythingwithotherpeople's.C. Itmeansthatoneisstronginmindandhasnothingtobeafra

27、idof.D. Itmeansthatoneapproacheslifeandfaceschallengesmorehealthily.22)Whatdoesthetextsuggestaboutthejobyoudon'tlike?A.Quittingitandfindingabetterone.B.Keepingandtryingtomakeitbetter.C.Beingnegativeandnumbtoit.D.Challengingyourselfwithanewoutlook.(3) Whatdoestheauthorintendtotellusinparagraph4?A

28、. Bepreparedfortheworst:andletgooffear.B. Beingconstantlyworriedwillloseyourjob.C. Fearwillpreventyoubeingopenandcreative.D. Thereisnothingtofearifwellprepared.(4) Whatcanbeasuitabletitleforthetext?A.HowtofocusonthepositiveeventsB.HowtobeapositivethinkerC.WhattodowhenfacedwithfearD.Whattoknowofself-

29、evaluation【答案】(1)DB(3) A(4) B【解析】【分析】本文為是一篇議論文，積極的思考是幸福的重要組成部分。要想成為一個積極的思考者，決心和毅力必不可少。首先你要知道，每個人都能成為積極思考者。只要改善一定的認(rèn)知和行為，我們都可以做到。文章論述了如何成為一個積極的思考者。(1)考查推理判斷。根據(jù)第一段中的"Anotherimportantfactoristhatbeingapositivethinkerdoesnotmeanyoubecomenumbtoanythingthatisnotworkingproperlyinyourlifeorisnegative-it

30、justmeansthatyouapproachlifeandfacechallengeswithahealthieroutlook.另一個重要的因素是，做一個積極的思考者并不意味著你對生活中任何不完美的事情麻木不仁或是帶有悲觀的色彩一一這只是意味著你以一種更健康的態(tài)度對待生活和面對挑戰(zhàn)，可推知，積極思考能讓一個人更健康地對待生活和面對挑戰(zhàn)，這也是一個人感到幸福的重要因素。故選D。(2)考查細(xì)節(jié)理解。根據(jù)第二段中的"Forexample,ifajobisnotgoinglikeyouwant,focusonthefactthatyouhaveajobandhowyoucantakey

31、ourtimetomakethesituationbetter.例如，如果一份工作不像你想要的那樣，把注意力集中在你有一份工作這個事實(shí)上，以及你如何花時間讓情況變得更好，可知，當(dāng)你有一份不喜歡的工作的時候，你應(yīng)該堅持并努力讓它變得更好。故選Bo(3)考查段落大意。第四段中的"Whenfacedwithtoomuchfearaboutasituation,imaginetheworstcaseandvisualizeasolutionforit,thenletgooffear.當(dāng)面對太多的恐懼時，想象最壞的情況，想象一個解決方案，然后放下恐懼。是主題句，也是本段論述的主題。故選Ao(4

32、)考查主旨大意。縱觀全文可知，本文論述了如何成為一個積極的思考者。因此，B項(xiàng)如何成為一個積極的思考者”適合做本文最佳標(biāo)題。故選Bo【點(diǎn)評】本題考點(diǎn)涉及細(xì)節(jié)理解，推理判斷，段落大意和主旨大意四個題型的考查，是一篇教育類閱讀，考生需要準(zhǔn)確掌握細(xì)節(jié)信息的基礎(chǔ)上，同時根據(jù)上下文進(jìn)行邏輯推理，概括歸納，從而選出正確答案。4.閱讀理解GarbagesortinghasbecomeahotissuearoundChina,especiallyafterShanghaibegancarryingoutaregulationonJuly1.Beijing,asaforerunnerinenvironmental

33、protection,hasthusbeenexpectedtofollowsuit.Thecapitalofthecountryhaslongbeencampaigningforsortingandrecyclinghouseholdwaste,aspartofitsenvironmentaldriveforsustainablegrowth,localmediareported.Thecurrentregulationgivesgarbagesortingresponsibilitiestogovernmentdepartments,propertymanagementgroupsando

34、therorganizations.Italsogivesrulesforcompanies,outlininghowthey'reresponsibleforwastecollection,transportationandtreatment.Onlyindividualsarenotsubjecttoresponsibilities.Thelong-awaitedrevisionwillsoonchangethesituation,"Takingoutthetrashwithoutsortingitproperlywillbeillegal,"saidSunXi

35、njun,directoroftheBeijingCommissionofUrbanManagement.InShanghai,violatorsarenowfinedupto200yuan($30)fortrash-sortingviolations.ThemaximumfineinBeijingwillnotbelessthanthat,hesaid.TheBeijingcitygovernmentfirstsetouttopromotegarbagesortingin2009.Authoritieshavesincecalledoncitizenstosorttheirhousehold

36、wasteintofourtypes-recyclablewaste,kitchentrash,dangerouswasteandothers-andleaveitinacorrespondingdustbinortrashcan.Bluecoloreddustbinssignifyitemswithinarerecyclable,greenrepresentskitchentrash,redcorrespondstodangerousmaterialsandgreytootherwaste.Topromotetheawarenessofgarbagesortingandexpandtheba

37、seofparticipants,authoritieshaveemployedworkerstohelpresidentsonthespot.Withintelligentdevices,thosewhothrowinrecyclablewasteatgivensiteswillberewardedwithbonuspoints,whichcanbeusedtobuydailygoods.Atsomecommunities,therearenocolor-codeddustbins.Instead,ascheduledgarbagecollectionserviceisofferedtohe

38、lpimprovetheenvironment.Inothercommunities,workersofferadoor-to-doorservicetocollectrecyclablesorkitchenwaste.BeijingEnvironmentalSanitationEngineeringGrouphasbeenpromotingnewgarbagesortingfacilitiessuchasrecyclingcabinetsandsmartkitchenwastetrashcanssince2016,XinhuaNewsAgencyreported.Nearly26,000me

39、trictonsofhouseholdwasteisgeneratedacrossBeijingonadailybasisand29terminalgarbagedisposalfacilitiesareworkingatfullcapacity.Nearly9.3milliontonsofhouseholdwastewasprocessedinthecitylastyear.(1) Accordingtothepassage,whichdustbinsshouldsomeusedcokecansbethrowninto?A.Grey-coloreddustbins.B.Red-colored

40、dustbins.C.Green-coloreddustbins.D.Blue-coloreddustbins.(2) Wecanlearnfromthepassagethat.A. newtechnologyhasbeenappliedtohelpdealwithgarbageB. BeijingcarriedoutamoresevereruleongarbagesortingthanShanghaiC. thechangeofthecurrentregulationhasarousedobjectionamongcitizensD. theamountofhouseholdwasteinB

41、eijingisfarfromsomethingdisturbing(3) Whatisthebesttitleforthetext?A.HowtoSortGarbageinChinaB.TheCurrentRegulationinBeijingC.GarbageCollectioninBeijingD.WasteRecyclingProjectCounts(4) Thepassagecanbesortedas.A.abookreviewB.atravelbrochureC.anenvironmentreportD.ageographyessay【答案】(1)DA3） )C4） 4）C【解析】

42、【分析】本文是一篇說明文，介紹了垃圾分類在北京的實(shí)施情況。（1）考查細(xì)節(jié)理解。根據(jù)倒數(shù)第三段中的“Blue-coloreddustbinssignifyitemswithinarerecyclable,可知，藍(lán)色垃圾箱裝的是可回收垃圾，而用過的可樂罐屬于可回收垃圾，應(yīng)投”入藍(lán)色垃圾箱內(nèi)，故選D。（2）考查細(xì)節(jié)理解。根據(jù)倒數(shù)第二段中的“Withintelligentdevices,thosewhothrowinrecyclablewasteatgivensiteswillberewardedwithbonuspoints可知，有了智能設(shè)備，那些”將垃圾投入到指定垃圾箱的市民將獲得獎勵積分，由此可

43、知，新技術(shù)已應(yīng)用于幫助處理垃圾，故選A。（3）考查主題大意。通讀全文，特別是根據(jù)第二段中的“Beijing,asaforerunnerinenvironmentalprotection,hasthusbeenexpectedtofollowsuit.可知，本文主要介紹了垃圾”分類在北京的實(shí)施情況，故選C。（4）考查推理判斷。通讀全文可知，本文主要介紹的是垃圾分類在北京的實(shí)施情況，這屬于環(huán)保話題，因此文章可能是一份環(huán)境報告，故選C。【點(diǎn)評】本題考點(diǎn)涉及細(xì)節(jié)理解，推理判斷和主旨大意三個題型的考查，是一篇環(huán)保類閱讀，要求考生在捕捉細(xì)節(jié)信息的基礎(chǔ)上，同時根據(jù)上下文進(jìn)行邏輯推理，概括歸納，從而選出正確答

44、案。5） 閱讀理解Everyyearmigratory（遷徙的）batstravelfromMexicotoBrackenCave,wheretheyspendthesummerconsuminginsectsthatwouldotherwisehungrilyeatcommonfoodcrops.Butthebatshavebeenshowingupfarearlierthantheydidtwodecadesago.Inastudy,scientistsatRothamstedResearch,anagriculturallaboratoryinEngland,usedradardataf

45、rom160U.S.weatherstationstoanalyzeactivityintheTexasbatcolonyfrom1995through2017.TheydiscoveredthecreatureswereleavingtheirwinterquartersinMexicoearlierandreproducingsooner.Theywerealsoastonishedtofindincreasingnumbersofbatsoverwintering（過冬）atBrackenCaveinsteadofheadingbacktotheircoldweatherquarters

46、inMexico.Overwinteringisasignthatwarmertemperatureschangethebats'annualrhythms,RothamstedbiologistPhillipStepaniansays.AseparatestudyofmigratorybatsinIndiana,publishedlastyear,foundthattemperaturevariationsaffectedarrivalanddeparturetimeslikewisehintingatthepotentialinfluenceofclimatechange.JoyO

47、'Keefe,abiologyprofessoratIndianaStateUniversityandco-authorofthatstudy,saysearlyarrivalattheirsummerhabitats（棲息地）couldexposethesebatstocoldsnaps（寒流）,andtheycouldfreezetodeath.JoyO'Keefeandhercolleaguesalsofoundthatchangingbatmigrationtimescanalsoclashwithrainfallpatterns.Manyinsectsthatbats

48、eatbreedinseasonallakesandpuddles.Ifthebatsarrivetooearlytobenefitfromsummerrainfallandtheresultingabundanceofinsectstheymaystruggletofeedtheirpups（幼崽）orskipreproductionaltogether,O'Keefesays.ShefearsthisshiftcouldcauseMidwesternbatstodecreasetowardextinction,whichwouldbebadnewsforhumans."D

49、eclinesinbatpopulationscouldhavesevereeffectsforcropsuccess,"shesays,addingthatbatsalso"controlsignificantdiseasevectors,suchasmosquitoes."However,scientistsarenotcertainthatclimatechangealoneiscausingtheBrackenCavebatcolonytomigrateearlier.Theyhavefoundadirectlinkbetweenseasonaltempe

50、raturesandbirdmigration,butbatsarealsoinfluencedbyfactorssuchaschangesinwindspeedanddirection.Andthereareothercomplications."Batsaremysteriouslittleanimalsthatmovemostlyatnightandaredifficulttoobserveandtrack,"Stepaniansays."Wehavethisconceptualpictureofwhatmightbehappening,butreallyt

51、yingittothecauseisthenextstep."11) ScientistsatRothamstedResearchfoundthat.A. batsprefercolderweatherB.batsdelaytheirreproductionC.warmingaffectsbatmigrationD.radarcanbeusedtoobservebats22)JoyO'Keefediscoveredthat.A.batsareusedtolivinginrainfallseasonsB. bats'earliermigrationmightharmfa

52、rmingC. insects'reproductionhelpstospreaddiseaseD. insectsshortagemakesbatsreproduceearlierE. )Whatdoesthelastparagraphwanttotellus?A.Windspeedanddirectionaffectbats.B.Itisdifficulttoobserveandtrackbats.C.Climatechangemakesbatsmigrateearlier.D.Furtherresearchonthecauseisnecessary.F. )Whatisthebe

53、sttitleforthepassage?A.Bats'habitatsB.EndangeredbatsC.Bats'scheduleD.Bats,ourgoodfriends【答案】(1)CB(3) D(4) C【解析】【分析】【點(diǎn)評】本文是一篇說明文，作者先提出蝙蝠遷徙提前的這種現(xiàn)象，然后分析了這種現(xiàn)象可能導(dǎo)致的后果，最后分析了可能導(dǎo)致蝙蝠遷徙提前的原因。(1)考查細(xì)節(jié)理解。根據(jù)第二段中的"Overwinteringisasignthatwarmertemperatureschangethebats'annualrhythms,Rothamstedbiol

54、ogistPhillipStepaniansays.羅斯泰德的生物”學(xué)家菲利普斯捷潘尼安說，越冬是氣溫升高改變蝙蝠年度節(jié)律的一個標(biāo)志，可知，蝙蝠越冬的方式是一個跡象，這表明了氣溫上升改變了它們每年的遷徙規(guī)律。故選Co(2)考查細(xì)節(jié)理解。根據(jù)第四段中的"'thebatsarrivetooearlytobenefitfromsummerrainfallandtheresultingabundanceofinsects,theymaystruggletofeedtheirpups(幼崽)orskipreproductionaltogether,O'Keefesays.She

55、fearsthisshiftcouldcauseMidwesternbatstodecreasetowardextinction,whichwouldbebadnewsforhumans."Declinesinbatpopulationscouldhavesevereeffectsforcropsuccess,奧基夫謝e黜ysS蝠來得太早，無法從夏季降雨和由此產(chǎn)生的大量昆蟲中獲益，它們可能難以喂養(yǎng)幼崽，或者完全跳過繁殖。她擔(dān)心這種轉(zhuǎn)變可能會導(dǎo)致中西部蝙蝠走向滅絕，這對人類來說是個壞消息。蝙蝠數(shù)量的減少可能對作物的成功產(chǎn)生嚴(yán)重影響，”她說，可知，蝙蝠過早地遷徙會因?yàn)槿鄙偈澄铮瑢?dǎo)致喂養(yǎng)幼

56、仔的困難，或者跳過繁殖期，這將導(dǎo)致蝙蝠數(shù)量減少，害蟲增加，從而對農(nóng)作物產(chǎn)生B。影響。由此可知，喬伊奧基夫發(fā)現(xiàn)，蝙蝠過早的遷徙可能會危害農(nóng)業(yè)。故選（3）考查推理判斷。根據(jù)最后一段中的“However,scientistsarenotcertainthatclimatechangealoneiscausingtheBrackenCavebatcolonytomigrateearlier.然而，科學(xué)家們還不能”確定僅僅是氣候變化就導(dǎo)致了蕨類洞穴蝙蝠群落更早的遷徙；及“Batsaremysteriouslittleanimalsthatmovemostlyatnightandaredifficultt

57、oobserveandtrack,”Stepaniansays.havethisconceptualpictureofwhatmightbehappening,butreallytyingittothecauseisthenextstep.斯捷潘尼安說：”“蝙蝠是神秘的小動物，大多在夜間活動，很難觀察和追蹤?！?。“我們對可能發(fā)生的事情有一個概念性的描述，但真正將其與原因聯(lián)系起來還需要進(jìn)一步的研究。”可推知，對蝙蝠遷徙提前的原因還需要進(jìn)一步的研究。故選D。（4）考查主旨大意。作者通過第一段中的“Buthebatshavebeenshowingupfarearlierthantheydidtwod

58、ecadesago.但是蝙蝠出現(xiàn)的時間比”20年前要早得多）提出蝙蝠遷徙提前的這種現(xiàn)象，然后分析了這種現(xiàn)象可能導(dǎo)致的后果，最后分析了可能導(dǎo)致蝙蝠遷徙提前的原因。由此可知，本文主要圍繞蝙蝠的遷徙時間變化展開介紹分析。由此可知選C。【點(diǎn)評】本題考點(diǎn)涉及細(xì)節(jié)理解，推理判斷和主旨大意三個題型的考查，是一篇科研類閱讀，要求考生在捕捉細(xì)節(jié)信息的基礎(chǔ)上，進(jìn)一步根據(jù)上下文的邏輯關(guān)系，進(jìn)行分析，推理，概括和歸納，從而選出正確答案。6閱讀理解Abra（胸罩）thatcanbeusedasagasmask.Hittingbeerbottlesoverpeopledheads.Howtoturntequila（龍舌蘭

59、）intodiamonds?Thesearejustsomeofthethemesforthisyear'sIgNobelprizesthemostunusualscientificawardceremonyintheworld.Andthewinnersare.ThechemistryprizewenttoJavierMoralesfromtheNationalUniversityofMexicoforhisresearchintohowtomakediamondsfromtequila.Heusedapressurecontainertodothis.ThepublichealthprizewasawardedtoElenaBodnarofIllinois,forpatentingabrathatcanbechangedintoapairofgasmasks.“ItwasinspiredbytheChleearrnoabccyildneunct,"