高考英语阅读理解(科普环保)专项训练100(附答案)及解析

高考英语阅读理解(科普环保)专项训练100(附答案)及解析一、高中英语阅读理解科普环保类1．犇犇阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。

Supercomputerswhichcananalysebloodsamplesandpredictwhichpatientsarelikelytobecomeseriouslyillcouldsavetensofthousandsoflivesayear,itwasrevealedlastnight,accordingtoTheDailyExpress.

Theartificialintelligence(AI)system,developedatUniversityCollegeLondonandsettobepilotedinNHShospitalslaterthisyear,willscreen"atrisk"patientssodoctorscantakeearlyactiontopreventdeathorseriousillness.ProfYoung,aconsultantsurgeonatSouthendUniversityHospital,said:"Iamsoexcitedaboutthisformoftechnology."Insteadofpeoplegettingsickordyingbecausetheyarenotpickedupintime,thiswillallowustostepinearlierwhichwillsavelivesandanenormousamountofmoney."IthinkthepotentialofAIinhealthcarelikethisisasbigastheIndustrialRevolutionwas—andsignalsacompletelynewexampleinthewaywemanagehealthcare."

ThetechnologyisthebrainchildofDrVishalNangalia,aconsultantattheRoyalFreeHospitalinLondon.HeusedAItoanalyseabillionstoredbloodsamplesfrom20differentUKhospitaltrustsdatingbackupto12years.Computersassessbloodtestresultsbypickingupsubtlechangesinredandwhitebloodcells,suggestingapatientisgoingdownhill.

Hefoundthetechniqueforecastoutcomesofpatientswithkidneyproblemswithupto95percentaccuracy.Traditionalmethodshighlightingseriouspatientconcernspickedupasfewas16percentofpatientswhowentontodie."Thisgivesustheopportunitynotonlytosavelivesbuttopreventseriousillness,makingthehealthservicenotonlysaferbutmoreefficient."ProfYoungsaid,"Insteadofwaitingforpeopletogetworse,wewillbeabletotreatthemearlier."（1）Whatdoestheunderlinedphrase"screen"inParagraph2mean?A.

comfort

B.

treat

C.

spot

D.

nurse（2）Howdosupercomputershelpsavelives?A.

Bystoringbloodsamples.

B.

Byanalyzingpatients'cases.C.

Byobservingchangesinbloodcells.

D.

Byassistingdoctorswiththeiroperations.（3）WhydidProfessorYoungmentiontheIndustrialRevolution?A.

ToshowtheinfluenceofAI.B.

Tostresstheimportanceofhealthcare.C.

Tointroducethetopicofsupercomputers.D.

Topresenttheachievementhehasaccomplished.（4）Whatdoweknowaboutthenewtechnology?A.

Ithelpspatientsrecoverearlier.B.

Ithashelpedsavethousandsoflives.C.

Itwillpromotethehealthservicegreatly.D.

Itisintendedforpatientswithkidneydiseases.【答案】（1）C（2）C（3）A（4）C【解析】【分析】本文是一篇说明文，介绍超级计算机能够分析血样并预测哪些病人可能会患上重病，每年可以挽救数万人的生命。（1）考查词义猜测。根据第二段中的“sodoctorscantakeearlyactiontopreventdeathorseriousillness.”以便医生能够及早采取行动，预防死亡或严重疾病，可以猜测出，人工智能将用于对高危病人进行“筛查”。此处screen意为“筛查”。故选C。（2）考查细节理解。根据第三段中的“Computersassessbloodtestresultsbypickingupsubtlechangesinredandwhitebloodcells,suggestingapatientisgoingdownhill.”可知，计算机通过检测红细胞和白细胞的细微变化来评估血液检测结果。故选C。（3）考查推理判断。根据第二段中的"IthinkthepotentialofAIinhealthcarelikethisisasbigastheIndustrialRevolutionwas—andsignalsacompletelynewexampleinthewaywemanagehealthcare."杨教授认为，人工智能在医疗保健领域的潜力与工业革命一样大，以此类比，说明人工智能在医疗领域的影响力。故选A。（4）考查推理判断。根据最后一段中的"Insteadofwaitingforpeopletogetworse,wewillbeabletotreatthemearlier."可知，这项技术将能够更早地治疗患者，而不是坐等病情恶化，从而推断，人工智能这一科技帮助医生对疾病诊疗早预判，早介入，从而帮助挽救大量生命，将大大促进卫生服务。故选C。【点评】本题考点涉及细节理解，词义猜测和推理判断三个题型的考查，是一篇科研类阅读，考生需要准确掌握细节信息，并根据上下文的逻辑关系，进行分析，推理，从而选出正确答案。2．犇犇阅读下面文章，然后从题中所给的A、B、C、D四个选项中，选出每个问题的最佳选项。

Whenweseeapersonintrouble,thefirstideathatcomestoourmindistolendahand.Butwhatifweseeananimalintrouble,doesthesameruleapply?

Thisquestionwasraisedafteragroupofpenguinsweresavedfromanicygully(峡谷)inAntarctica.ItwasfilmedfortheBBCwildlifeseriesDynasties.Thefilmcrewwereanxiouswhentheysawthatagroupofpenguinshadfallenintoagullyandbeentrappedwiththeiryoung.Theybuiltaslope(斜坡)sothatafewofthepenguinscouldsavethemselves.

Thecasehastakentheinternationalmediabystorm.Viewerswatchingthisfilmletoutasighofrelief."I'msoglad.Iunderstandnottakingactiondirectly,butahelpinghandisn'tbothering,right?"viewerKathrynShawsaidonherFacebook.

However,othersthinkhumaninterference(干涉)isunnatural."Youcan'thavesunshinethroughoutyourlife.Tohavedoneanythingelsewouldonlymakemattersworse,"saidtheshow'screatorDavidAttenborough,accordingtoTheTimes.

Inthiscase,however,MikeGunton,theexecutiveproduceroftheseries,saidthatthiswasaone-offsituation."Therewerenoanimalsgoingtosufferbyinterfering.Youweren'ttouchingtheanimalsanditwasjustfeltbydoingthis...theyhadthechancenottohavetokeepslippingdowntheslope,"hetoldtheBBC.

SuchcasesarefamiliartoPaulNicklen,wildlifephotographerforNationalGeographic.HetoldMetro,"Ifit'severapredator(捕食者)situation,nomatterhowgut-wrenching,youstayoutoftheway.Evenwhenyou'rewatchingamalepolarbeareatababybear."

"There'snorulebookinthosesituations.Youcanonlyrespondtothefactsthatarerightthereinfrontofyou,"WillLawson,theshow'sdirector,toldDailyMail.（1）Whathasledtoaheatedmediadiscussion?A.People'svariousremarksonpenguins.B.Therescueofpenguinsfromagully.C.Somepenguins'sufferingsinagully.D.WaysoffilmingtheseriesDynasties.（2）Whoholdsapositiveattitudetowardshumaninterference?A.KathrynShaw.B.WillLawson.C.PaulNieklen.D.DavidAttenborough.（3）Whichofthefollowingbestexplainstheword"gut-wrenching"underlinedinparagraph6?A.Puttingoneinplace.B.Makingoneconfused.C.Puttingoneindanger.D.Makingoneheartbroken.（4）Whatcanbeasuitabletitleforthetext?A.ReasonsfortheNecessityofLendingaHandtoAnimalsB.SuggestionsonHowtoProtectAnimalsFromDangerC.EffectsofHumanInterferenceonDangerousAnimalsD.OpinionsonWhethertoHelpAnimalsinTroubleorNot【答案】（1）B（2）A（3）D（4）B【解析】【分析】本文是一篇说明文，介绍了当动物们面临危险时，我们是否要伸出援救之手，以及如何去保护它们脱险。（1）考查细节理解。根据第二段中的“Thefilmcrewwereanxiouswhentheysawthatagroupofpenguinshadfallenintoagullyandbeentrappedwiththeiryoung.Theybuiltaslope（斜坡）sothatafewofthepenguinscouldsavethemselves.”和第三段中的“Thecasehastakentheinternationalmediabystorm”可知，从峡谷中救出企鹅这一事件引起了大家的热议。故选B。（2）考查推理判断。根据第三段中的“I'msoglad.Iunderstandnottakingactiondirectly,butahelpinghandisn'tbothering,right?"viewerKathrynShawsaidonherFacebook.”可知，她对帮助动物是很赞成的，故选A。（3）考查词义猜测。根据上文大家对干涉动物的行为有不同观点，再结合下文的“youstayoutoftheway.Evenwhenyou'rewatchingamalepolarbeareatababybear."可知，此句句意为：如果这是个捕食的情景，无论你是多么的心碎，你都不能干预。结合四个选项可知，此处用Makingoneheartbroken（心碎）最合句意。故选D。（4）考查主旨大意。本文就救助企鹅的视频引发的热议讲述了当动物面临危险时，我们如何伸出援助之手给出了一些建议。因此，本文的最佳标题应为“若何保护动物脱险的建议”。故选B。【点评】本题考点涉及细节理解，词义猜测，推理判断和主旨大意四个题型的考查，是一篇科教类阅读，要求考生在捕捉细节信息的基础上，进一步根据上下文的逻辑关系，进行分析，推理，概括和归纳，从而选出正确答案。3．犇犇阅读理解

Accordingtoarecentstudy,anewgeneticallymodifiedricecanpreventinfectionsofHIV,thevirusresponsibleforthediseaseAIDS.

Thestudyreportsthenewly-developedriceproducesproteinsthatattachdirectlytotheHIVvirus.Thisprocesspreventsthevirusfrommixingwithhumancells.Thescientistssayitcanremovetheeffectofthevirusandblockitsspreading.

TheJointUnitedNationsProgramonHIV/AIDSreportsthatworldwide,nearly37millionpeoplewerelivingwithHIVin2017.Theorganizationsaysthelargestnumberofthoseareindevelopingcountries.Nearlytwo-thirdsofHIVcasesareinAfrica.NowthereisnocureforHIV/AIDSthoughtherehavebeendevelopmentsinoraldrugtreatmentstoslowtheprogressionofthedisease.

Thenewstudypredictstherice-basedmethodwillleadtolong-termuseoftheanti-HIVtreatmentacrossthedevelopingworld.Researcherssaidthe"groundbreaking"discoveryis"realisticallytheonlyway"thatanti-HIVcombinationtreatmentscanbeproducedatacostlowenoughforthedevelopingworld.

Theysaytheeasiestandmostcost-effectivewaytousethericewillbetomakeitintoacreamtobeputontheskin.TheHIV-fightingproteinscanthenenterthebodythroughtheskin.Peopleallovertheworldcouldgrowthericeandmakethecreamthemselves.Thiswouldpreventthecostandtravelrequiredformanypatientstoreceivetreatmentsandmedicine.

Theprocessofchangingthegeneticstructureoffoodcropshasbeendebatedforsometime.Criticsofgeneticallyengineeredcropsbelievetheycanharmpeople.Thescientificteamsaysfurthertestingisneededtoensurethatthegeneticengineeringprocessdoesnotproduceanyadditionalchemicalsthatcouldbedangeroustopeople.（1）Whatdoestheauthorintendtodoinparagraph3?A.

StresstheurgencyofHIVtreatments.B.

ProvidesomedataaboutHIV.C.

RemindreadersofHIVprevention.D.

IntroduceHIVtothepublic.（2）Inwhichwaywillthericebeusedatthelowestcost?A.

Bytransformingitintoproteins.B.

Byaddingittoanoraldrug.C.

ByattachingittotheHIVvirus.D.

Byprocessingitintoacream.（3）Whatcanweinferaboutthegeneticengineeringprocess?A.

ItcanpreventinfectionsofHIV.B.

Itcanproducedangerouschemicals.C.

Itstillrequiresperfecting.D.

Itappliestothedevelopedworld.（4）Fromwhichisthetextprobablytaken?A.

Abiologytextbook.B.

Ahealthmagazine.C.

Asocialwebpage.D.

Afirstaidbrochure.【答案】（1）A（2）D（3）C（4）B【解析】【分析】本文是一篇说明文，介绍了科学家培育出可预防艾滋病病毒感染的转基因水稻。研究人员表示，这一“突破性”的发现是“现在唯一的”以低成本为发展中国家生产抗艾滋病毒联合治疗的方法，但还有待于进一步的完善。（1）考查推理判断。根据第三段中的“nearly37millionpeoplewerelivingwithHIVin2017NowthereisnocureforHIV/AIDSthoughtherehavebeendevelopmentsinoraldrugtreatmentstoslowtheprogressionofthedisease”可知，“2017年全世界有近3700万人感染艾滋病毒。尽管口服药物治疗已经有了进展减缓了疾病的发展，但现在还没有治愈艾滋病毒/艾滋病的方法”。由此可推断出对于艾滋病的治疗迫在眉睫，非常紧迫。分析选项可知A项符合题意，故选A。（2）考查细节理解。根据第五段中的“Theysaytheeasiestandmostcost-effectivewaytousethericewillbetomakeitintoacreamtobeputontheskin.”可知，最简单、最划算的使用方法是将大米制成面霜涂在皮肤上。“themostcost-effective”与“thelowestcost”是同义词，“makeitintoacream”与“processitintoacream”是同义的。故选D。（3）考查推理判断。根据最后一段中的“Thescientificteamsaysfurthertestingisneededtoensurethatthegeneticengineeringprocessdoesnotproduceanyadditionalchemicalsthatcouldbedangeroustopeople.”可知，科学研究小组认为要进一步的测试，以确保基因工程过程不会产生任何可能对人类有害的额外化学物质。由此可推断这种基因工程的过程还需要进一步的完善。故选C。（4）考查推理判断。纵观全文可知，本文介绍了最近的一项研究，一种新的转基因水稻可以预防艾滋病病毒的感染。因此与人类的健康有关，所以本文可能是出现在健康杂志上，故选B。【点评】本题考点涉及细节理解和推理判断两个题型的考查，是一篇科研类阅读，考生需要准确捕捉细节信息，同时根据上下文进行逻辑推理，从而选出正确答案。4．犇犇阅读理解

Astudyfoundwirelesssignalsareabletopassthroughbagsandsuitcasestojudgethesizesofdangerousmetalobjectsandidentifythem."Theseitemscouldincludeweapons,chemicals,laptopsandbatteriesforbombs,"theresearchteamsaidonTuesday.

ResearchsuggestedthatWi-Ficannowbeusedtoestimatethevolumeofliquidssuchaswater,acid,alcoholandotherchemicalsforexplosivematerial.ThestudyledbyresearchersattheWirelessInformationNetworkLaboratory(WINLAB)intheSchool.ofEngineeringshowedawirelessdevicewithtwotothreeantennas(天线)thatcouldbefittedinexistingWi-Finetworks.

Thedetectionsystemanalyzeswhathappenswhenwirelesssignalsgothroughandbounceoffobjectsormaterials.Theapproach,whichthepaperstates,worksbyseparatingthewirelessinterference(干扰)causedbytwofactorsofobjects-thematerialandshape."Mostdangerousobjectssuchasweaponsareusuallymetalorliquid,whichhavesignificantinterference,"researcherssaid.

Whenitwastestedonabackpack,theaccuracyratetopped95percent."Buttheaccuracydroppedtoabout90percentwhenobjectsinsidebagsarewrapped.Andthetechcouldsavelivesifusedinmuseums,stadiums,themeparksorschools,"theteamsaid,notingitsdesigncaninspectbagsorluggagewithoutbeinganexposuretoprivacy.

Ituseschannelstateinformation(CSI)thatisreadilyavailableinlow-costWi-Fidevices."Thiscouldhaveagreatimpactonprotectingthepublicfromdangerousobjects,"saidYingyingChen,aco-authorofthestudy,"There'sagrowingneedforthatnow.Inlargepublicareas,it'shardtosetupexpensivescreeningequipmentlikewhat'sinairports.Manpowerisalwaysneededtocheckbagsandwewanttodevelopamethodtotrytoreducemanpower.”

Thepeer-reviewedstudy,whichrecentlywonabestpaperawardatthe2018IEEEConferenceonCommunicationsandNetworkSecurity,isnowpublishedonline."Futureworkwillcontinuetofocusonamelioratingtheaccuracyofidentifyingobjectsandimagingshapesandvolumes,"researcherssaid.（1）Whatdoesparagraph3talkabout?A.

Thefunctionofthetechnique.

B.

Thewaythedeviceworks.C.

Theprinciplethestudyisbasedon.

D.

Thebenefitofthestudyfindings.（2）What'stheadvantageofthedevice?A.

Itsavespeopleindangerofnaturaldisasters.B.

Itpassesthroughbagswithoutdamagingthem.C.

Itusesantennastopickupnetworks'signals.D.

Itprotectspersonalinformationfrombeingdisturbed.（3）WhydidtheresearchersstudythedeviceaccordingtoYingyingChen?A.

Tosavemoneyandlabour.

B.

TomakefulluseofWi-Fi.C.

Toprotectpassengers'privacy.

D.

Toresearchdangerousobjects.（4）Whichofthefollowingcanreplacetheunderlinedword“ameliorating"inthelastparagraph?A.

Confirming.

B.

Improving.

C.

Discovering.

D.

Examining.【答案】（1）B（2）D（3）A（4）B【解析】【分析】本是一篇说明文，介绍了研究人员发现，WiFi可用于可用于安检。（1）考查段落大意。根据第三段中的“Thedetectionsystemanalyzeswhathappenswhenwirelesssignalsgothroughandbounceoffobjectsormaterials.”这个检测系统分析信号在物体和材料上穿透和反射时会发生什么。可知选B。（2）考查细节理解。根据第四段中的“notingitsdesigncaninspectbagsorluggagewithoutbeinganexposuretoprivacy.”可知，不用打开和检查人们的个人物品，避免了侵犯隐私，可知选D。（3）考查推理判断，根据第五段中的“Inlargepublicareas,it'shardtosetupexpensivescreeningequipmentlikewhat'sinairports.Manpowerisalwaysneededtocheckbagsandwewanttodevelopamethodtotrytoreducemanpower.”

在大型公共场所，很难像机场那样设置昂贵的安检设施。检查行李总是需要人力，我们希望开发一种互补的方法来减少人力，可推知选A。（4）考查词义猜测。根据最后一段中的“Futureworkwillcontinuetofocusonamelioratingtheaccuracyofidentifyingobjectsandimagingshapesandvolumes”今后的工作将继续侧重于提高识别物体和成像形状及体积的准确性，故选B。【点评】本题考点涉及细节理解，词义猜测，推理判断和段落大意四个题型的考查，是一篇科研类阅读，要求考生在捕捉细节信息的基础上，进一步根据上下文的逻辑关系，进行分析，推理，概括和归纳，从而选出正确答案。5．犇犇阅读理解

Youknowthosenutritionguidelinesthegovernmentissueseveryfewyears?Itturnsoutthatfollowingthemisn'tjustgoodforyourhealth.It'sgoodfortheplanet,too.

"Whatwefoundisthatimpactsvaryacrossnations,butinthehigh­impactnations,ingeneral,youcanseethat,ifyoufollowanationallyrecommendeddiet,despitethefactthatthesedietsdon'tmentionexplicitly—ormostofthemdon'texplicitlymention—environmentalimpacts,thatyouaregoingtohavelowerenvironmentalimpactsduetothat.Sothat'ssortoffairlyclearacrossallthehigh­incomenations."saidPaulBehrens,anenvironmentalscientistatLeidenUniversityintheNetherlands.

Thefoodweeattakesabigtollontheenvironment.Athirdoftheice­freelandonEarthisusedforagriculture,andaccordingtosomeestimates,producingfoodaccountsforroughlyafifthofallhuman­causedgreenhousegasemissions.Fertilizerrunoffalsoleadstootherproblems,likethealgaebloomsinLakeEerieandtheDeadZoneintheGulfofMexico.

However,followingdietaryguidelineswouldreducethoseimpacts,especiallyinwealthycountriesliketheUS."Mostofthereductionscomefrommeatanddairy,"whichhaveanoutsizedimpactonlanduseandpollution,andareamajorsourceofgreenhousegases.(That'spartlyduetocowfarts.Seriously.)Followingthesuggestionswouldalsomeaneatingfewercalories,sincemanypeoplehereeatmorethantheyneed.

Overall,inhigh­incomecountries,Behren'steamestimatesthatfollowingtherulescouldresultinasmuchasa17percentreductioninlanduse,a21percentreductioninnutrientpollution,anda25percentdropinagriculturalgreenhousegasemissions.Cuttingdownonhowmuchfoodwewaste—whichisroughlyathirdintheUS—couldhelpevenmore.TheresultsareintheProceedingsoftheNationalAcademyofSciences.

Ofcourse,peoplearenotoriouslybadatfollowingdiets.But:"Thesenationallyrecommendedguidelinesdoactuallyhaveaknock­oneffectonotherareasofpolicymaking.SoifI'mdevelopinganewhealthy­eating­for­schoolsprogramthenthat'sgoingtobebasedoffalotofdetailthatIgetfromthenationallyrecommendedguidelines.Sowhileitmightnotnecessarilybethecasethatpeoplefollowdirectly…theyactuallyarequiteinfluentialonthepreparationofotheradvice."

Itseemsthatasmallerenvironmentalfootprintandahealthierlifestylecouldgohandinhand.（1）WhichofthefollowingstatementwillPaulBehrensapproveof?A.

Followinganationallyrecommendeddietcanhavesimilarimpactsindifferentcountries.B.

Followinganationallyrecommendeddietcandogoodtoourhealth.C.

Notallthecountrieshaverecommendeddietsinanexplicitmanner.D.

Somehigh­incomenationsdon'tmentionthedietexplicitlyforitsimpactscanbeignored.（2）Whatdotheunderlinedwords"takesabigtollon"

inparagraph3probablymean?A.

showssignsof

B.

hasabadeffecton

C.

takesfulladvantageof

D.

makesupfor（3）WhichofthefollowingisTRUEaccordingtothepassage?A.

Foodproductioncanleadtoabout20percentofhuman­causedgreenhousegaswithonlyathirdoftheice­freelandused.B.

Itisestimatedthatfollowingdietaryguidelinescanleadtodecreaseinmorelandusethaninnutrientpollution.C.

PaulBehrens'newprogramconcerninghealthyeatingforschoolsislikelytobebasedonnationalnutritionguidelines.D.

Somewealthycountriestendtoreducemeatanddairythoughtheotherareasofpolicymakingisn'teffectedmuch.【答案】（1）C（2）B（3）A【解析】【分析】本文是一篇说明文，介绍了营养指南对地球也有利。通过膳食指南，似乎可以减轻对环境的伤害，人类自己也可以过上健康的生活，二者可以兼得。（1）考查推理判断。根据第二段中的"Whatwefoundisthatimpactsvaryacrossnations,butinthehigh­impactnations,ingeneral,youcanseethat,ifyoufollowanationallyrecommendeddiet,despitethefactthatthesedietsdon'tmentionexplicitly—ormostofthemdon'texplicitlymention—environmentalimpacts,thatyouaregoingtohavelowerenvironmentalimpactsduetothat.”我们发现（营养膳食指南的）影响因国家而异，但总的来说，在影响力较大的国家，如果你遵循国家推荐的膳食指南，即使这些膳食并未明晰对环境的影响，或者大多数膳食没有明确说明这一点，但是你对环境的影响会因为遵循指南而减轻。由此推断出"并非所有国家都以明确的方式推荐饮食"，这个观点PaulBehrens会赞成，故选C。（2）考查词义猜测。根据第三段中的“Athirdoftheice­freelandonEarthisusedforagriculture,andaccordingtosomeestimates,producingfoodaccountsforroughlyafifthofallhuman­causedgreenhousegasemissions.Fertilizerrunoffalsoleadstootherproblems,likethealgaebloomsinLakeEerieandtheDeadZoneintheGulfofMexico.”地球上三分之一的无冰区被用于农业生产，根据一些估算，食物生产大约占到了人类造成的温室气体排放量的五分之一。肥料径流也导致了其他问题，例如伊利湖的藻类爆发以及墨西哥湾的死亡区域。由此推断出划线词所在的句子意思是我们所吃的食物给环境带来了巨大代价。takesabigtollon固定短语，“付出了巨大的代价”，故选B。（3）考查细节理解。根据第三段中的“Athirdoftheice­freelandonEarthisusedforagriculture,andaccordingtosomeestimates,producingfoodaccountsforroughlyafifthofallhuman­causedgreenhousegasemissions.”地球上三分之一的无冰区被用于农业生产，根据一些估算，食物生产大约占到了人类造成的温室气体排放量的五分之一。由此可知。A选项的描述"粮食生产可导致约20%的人为造成的温室气体，而只使用了三分之一的无冰土地"正确，故选A。【点评】本题考点涉及细节理解，词义猜测和推理判断三个题型的考查，是一篇科研类阅读，要求考生准确捕捉细节信息，同时根据上下文进行逻辑推理，从而选出正确答案。6．犇犇阅读理解

Three-quartersoftheworld'scoffeefarmsdestroyforesthabitattogrowcoffeeinthesunandtypicallyuseharmfulpesticides(杀虫剂)andchemicalsthatpoisontheenvironment.Whenforestsdisappear,migratory(迁徙的)songbirdsdisappear,too.Inordertodealwithseverepopulationandhabitatloss,SmithsonianscientistscreatedtheBirdFriendlycertification.

BirdFriendlycoffeesareshade-grown,meaningthecoffeeisplantedundertrees,ratherthanonthelandthathasbeenclearedofallotherplants.Coffeeexpertssayshade-growncoffeestastebetter,becausethebeansripenslowerthancoffeegrowninthefullsun,resultinginaricher,morecomplexflavor.BirdFriendlycertifiedcoffeesgrowunderbio-diverseshadethatprovideshabitatformigratorysongbirdsandotherwildlife,storescarbonandfightsclimatechange.BirdFriendlycoffeesarealsocertifiedorganic,meaningtheyaregrownwithoutpesticides,whichisbetterforpeopleandfortheplanet.

BirdFriendlyproducerscanalsoearnmorefortheircrops.Thewoodandfruittreesonshadecoffeefarmsprovidefarmerswithadditionalincome.EverycupofBirdFriendlycoffeepurchasedrewardsthesefarmerswithalittlemoremoneyforbeinggoodstewardsoftheenvironmentandencouragesthemtocontinueconservingBirdFriendlyhabitat.

BuyingBirdFriendlysupportstheSmithsonianMigratoryBirdCenter'sconservationresearchaimedatunderstandingandprotectingyourfeatheredfriends.YoucanpurchaseBirdFriendlycertifiedcoffeesaroundtheworldandprotectwildlifeandhabitatwitheverycup.Findastoreorcafenearyou,orbetteryet,haveitshippedtoyourdoorwhenyouorderonline.（1）Whatisthepresentsituationofcoffeefarms?A.

Onefourthofthemhavedestroyedforesthabitatforbirds.B.

Pesticidesandchemicalsusedonthempoisonedmanybirds.C.

Farmershavebeenawareofenvironmentprotection.D.

Scientistspayattentiontothemandhavecomeupwithanidea.（2）What'sacharacteristicofBirdFriendlycoffees?A.

Theymayhaveabettertaste.

B.

Theyhaveastrangeflavor.C.

Theytakelesstimetoripen.

D.

Theyaregrownonunpollutedland.（3）HowcanBirdFriendlyfarmersearnmoremoney?A.

Bychargingconsumersmoremoney.

B.

Bysellingfruitsandwoodfromtrees.C.

Bycuttingdowntreesandsellingwood.

D.

Byservingasstewardsofcoffeeconsumers.（4）Whatdoesthetextsuggestcoffeeconsumersdo?A.

Consumelesscoffee.

B.

Ordercoffeeonline.C.

Purchaseshade-growncoffee.

D.

Donatetocoffeefarmers.【答案】（1）D（2）A（3）B（4）C【解析】【分析】本文是一篇说明文，为了应对严重的迁徙鸟类的数量和栖息地损失，史密森尼的科学家创造了theBirdFriendlycertification。（1）考查推理判断。根据第一段中的“Inordertodealwithseverepopulationandhabitatloss,SmithsonianscientistscreatedtheBirdFriendlycertification.”可知，科学家们重视咖啡生长地的问题，并以想出应对办法，故选D。（2）考查细节理解。根据第二段中的“

Coffeeexpertssayshade-growncoffeestastebetter,becausethebeansripenslowerthancoffeegrowninthefullsun,resultinginaricher,morecomplexflavor.”咖啡专家说，阴凉处种植的咖啡味道更好，因为豆子比太阳下的咖啡成熟得慢，会产生更丰富，更复杂的味道。故选A。（3）考查细节理解。根据第三段中的“Thewoodandfruittreesonshadecoffeefarmsprovidefarmerswithadditionalincome.

”可知，咖啡种植者可以通过咖啡树上方的thewoodandfruittrees增加收入，故选B。（4）考查推理判断。根据第四段中的“

YoucanpurchaseBirdFriendlycertifiedcoffeesaroundtheworldandprotectwildlifeandhabitatwitheverycup”你能在全世界买BirdFriendly认证的咖啡，每杯都保护野生动物和栖息地，故选C。【点评】本题考点涉及细节理解和推理判断两个题型的考查，是一篇环保类阅读，考生需要准确掌握细节信息，同时根据上下文进行逻辑推理，从而选出正确答案。7．阅读理解

In1953,amountainclimberreportedseeingabar-headedgoosesoaroverthepeakofMountEverest(珠穆朗玛).Itwasthoughtimpossible.Nowresearcherswhoraised19ofthegeese—namedfortheblackstripesonthebacksoftheirheads—haveshownthebirdsreallyflysohigh.

Theteamtrainedtheyoungsterstoflyinalargewindtunnelwearingbackpacksandfacemasksfullofsensorsthatrecordedtheirheartrate.bloodoxygenlevels,temperature,andmetabolicrate—howmanycaloriestheyburnedperhour.Theresearcherssimulated(模拟)10w-,medium-,andhigh-altitudeconditionsbyalteringtheconcentrationofoxygensuppliedtofacemaskswornbyeachgooseasitflewinthetunnel.

Birdsalreadyhaveabetterheartandlungsthanmammalsforsustainedphysicalactivity.Andresearchersknewthatbar-headedgeesehaveevenlarger,thinnerlungsthatletthembreathemoredeeplyandanevenbiggerhearttopumpmoreoxygentomusclesthanotherbirds.

Thewindtunnelexperimentsshowedthatwhentheconcentrationofoxygenwasatitslowest-likethe7%foundontopofMountEverestversus21%atsealevel—thegeese'sheartrateandfrequencyofwingbeatsremainedthesameevenastheirmetabolicratedropped.Somehow,thebirdsmanagedtocooldowntheirblood-themeasuredbloodtemperaturedroppedsoitcouldtakeinmoreoxygen,theresearchersreporttodayineLife.Thiscoolinglikelyhelpscompensatefortheverythinair,theteamsays.

Althoughwelltrained,thebirdswereonlywillingtostayintheairafewminutes-orlesswhenwearingtheirbackpacksandflyingat6ihigh"altitudes.Soit'snotclearwhethertheseadaptationsalonearewhatmakeitpossibletoflythe8hoursittakestoclimboverMountEverest.ButthosefewminutesshowedthesegeesereallycouldflyoverthetopofMountEverest.（1）Whydidtheresearchersraise19bar-headedgeeseandtrainthem?A.

Totesttheflyingheightandspeedofthem.B.

ToconfirmtheycouldflyoverMountEverest.C.

Toobservethemflyingthroughthewindtunnel.D.

Toseehowmanycaloriestheyburnedperhour.（2）Whatcanwelearnfromthewindtunnelexperiment?A.

Itwascarriedoutatveryhighaltitude.B.

Thegeesemanagedtobreathelesswhentheirblooddecreased.C.

Thegeesecouldlivethroughthelowestconcentrationofoxygen.D.

Itshowsthegeesecouldflyathighaltitudeforlong.（3）Whatstillpuzzlesscientistsaboutthegeese?A.

Whethertheyhavesuperheartsandlungs.B.

Whethertheyhavemusclespumpedmoreoxygento.C.

Whethertheyarewillingtowearbackpacksandfacemasks.D.

Whethertheycanmanagetofly8hourstoclimboverMountEverest.（4）Wheredoesthetextmostprobablycomefrom?A.

Asciencefiction.

B.

Aclimbingguide.

C.

Atravelbrochure.

D.

Asciencereport.【答案】（1）B（2）C（3）D（4）D【解析】【分析】本文是一篇说明文，登山者报告说看到一只长颈鹅翱翔在珠穆朗玛峰的顶峰，为了确认其真实性，研究人员养了18只这种鹅，在大型风洞中训练它们飞行。结果发现这种鹅可以在氧气极低的情况下飞行，但停留时间只有几分钟，因此能否飞过珠峰尚不明确。（1）考查推理判断。根据第一段中的"In1953,amountainclimberreportedseeingabar-headedgoosesoaroverthepeakofMountEverest.Itwa