2021新高考英语一轮半小时训练：模块检测卷（三）（Book+3　Modules+1～6）+Word版含解析

公众号：逆流资源库免费分享模块检测卷(三)(Book3Modules1～6)第一部分听力(共两节，满分30分)第一节(共5小题；每小题1.5分，满分7.5分)听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。1．Whoisansweringthephone?A．Elaine.B．AllanMacFarlane.C．BobHarris.2．Whathappenedtothedriver?A．Heranintoabicycle.B．Hedrovetooslowly.C．Heranintoatree.3．Whatcanwelearnfromthedialogue?A．Theylikesummer.B．Theydon’tlikesummer.C．Theythinkhotweatherisnicer.4．WhenshouldSusangotomeetProfessorBrown?A．At9∶30.B．At10∶00.C．At10∶30.5．Whatdoesthewomanplantodothisafternoon?A．Buyanewpairofglasses.B．Shopforsomeclothes.C．Gotoherclasses.第二节(共15小题；每小题1.5分，满分22.5分)听下面5段对话或独白。每段对话或独白后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项。听每段对话或独白前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题将给出5秒钟的作答时间。每段对话或独白读两遍。听第6段材料，回答第6至8题。6．Wheredoestheconversationmostlikelytakeplace?A．Inarestaurant.B．Inahotel.C．Onthephone.7．Whendoestherestaurantstopservinglunch?A．At1p．m.B．At2p．m.C．At3p．m.8．Howmanypeoplewillcomewiththewomanforlunch?A．One.B．Two.C．Three.听第7段材料，回答第9至11题。9．Whatarethespeakerstalkingabout?A．Buyingacar.B．Choosingagift.C．Usingacomputer.10．What’stherelationshipbetweenthetwospeakers?A．Husbandandwife.B．Professorandstudent.C．Salesmanandcustomer.11．Whatdoweknowaboutthepersonmentionedbyspeakers?A．Maybehelikessomethingexpensive.B．Heissurelyoversixtyyearsold.C．Hemustbefondoflearning.听第8段材料，回答第12至14题。12．What’stheprobablerelationshipbetweenthespeakers?A．Closefriends.B．Strangers.C．Colleagues.13．What’sthewomangoingtodo?A．Sheisgoingtoworkinapostofficenearby.B．Shewantstodosomeexercise.C．Sheintendstopostaletter.14．Whatdoesthewomanhavetodotoreachthedestination?A．Shehastofindtheentranceinsideabuildingcomplex.B．Shehastoturnrighttothemainstreet.C．Shehastoregisterherletter.听第9段材料，回答第15至17题。15．Whatisthepresentconditionofhotlineliketoday?A．Poor.B．Popular.C．Rare.16．Whatisthepurposeofstartingthehotlineforteenagers?A．Togainthebeliefofteenagers.B．Tomaketeenagersstudyhard.C．Toprotectteenagers’rights.17．Whatdoesthewomanthinkofthehotlineforteenagers?A．Itwon’tlastlong.B．Itwillbeuseful.C．Itwillsavemanylives.听第10段材料，回答第18至20题。18．Whatisthepurposeofthepassage?A．ToreportonthegrowingmiddleclassofChina.B．TointroduceaUScompany.C．Toanalyzethecurrentmarket.19．HowmanynewbabiesdoesChinahaveeveryyear?A．11million.B．20million.C．21million.20．Whichofthefollowingistrue?A．ThetoysmadebyChinaareofpoorquality.B．Chinahasalotofhigh­qualitytoysexported.C．Chinaisbehindintoys­making.第二部分阅读理解(共两节，满分40分)第一节(共15小题；每小题2分，满分30分)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。AThingstodoinCaboCorrientes，Jalisco，MexicoMajahuitasIslandTourDuration：6h30mLetyourselfbespoiledbythenatureintheMajahuitasIsland(NaturalReserve)whileyoudodifferentbeachandseaactivities，suchasSnorkeling(潜游)，Kayak(划独木舟)Tourandmore.Eightdeliciousoptionsfromourmenuwillpleaseyourtasteduringlunchtime，alsoyourfavoritedrinkwillbepreparedinourbar.LasMarietasEcoDiscoveryDuration：6hSnorkel，swim，andkayakthroughthebeautifulrockformationsaroundtheMarietasIslands.BelovedbyJacquesCousteaufortheirrichmarinelifeandclearwaters，thisunderwaterplaygroundisanidealplacetospendtheafternoon.Followupyoursnorkelingadventurewithaguidedkayaktrip.Learnabouttheislands’geologicpastandkeepyoureyespeeledformigratingwhalesandplayfulgroupsofdolphins.Backontheboat，haveatastydeli­stylelunchfeaturingdelicioussandwichesandsalads，orkickbackwithadrinkfromtheopenbarwhileyourcrewsetacourseforyourreturntoport.Yelapa&MajahuitasCatamaranTourDuration：7h＋SetsailfromPuertaVallartaaboardaluxuriouscatamaranwiththevastPacificOceanaheadandarefreshingseabreezesurroundingyou.SpendyourmorningsnorkelingandexploringthepeacefulcoveofMajahuitas.Thiscoralreefandtropicalfish­filledcoastlineisonlyaccessiblebyboat，makingitoneofPuertoVallarta’sbest­kepthiddentreasures.SayulitaEscapeDuration：3hHoponapowerfulUTV(utilitytaskvehicle)toexploreSayulita，ahipandrelaxedbeachtownnotfarfromVallarta.Rideovermuddybackroadsandariverbedtoreachthesmallcommunityfamousforitslaid­backatmosphere.Soonafterhittingthemainroad，yourguideturnsontooneofthedustyforestpaths.Passbyfarms，fields，andariverbedbeforereachinganisolatedbeach.Whenyouareready，apicniclunch，openbar，andknowledgeablecrewawaityourreturntothecatamaran.21．Whichtourlastslongest?A．SayulitaEscape.B．MajahuitasIslandTour.C．LasMarietasEcoDiscovery.D．Yelapa&MajahuitasCatamaranTour.22．HowdoesthetourSayulitaEscapedifferfromtheotherones?A．Itincludesfoodanddrinks.B．Itsactivitiesaremainlyheldontheland.C．Itcoversavarietyofoutdoorwaterrides.D．Itoffersafreeguide.23．WhatcantouristsenjoyonthetourLasMarietasEcoDiscovery?A．Speedingaboatontheirown.B．Playingwithwhalesanddolphins.C．Observingthehistoryofrockformations.D．Joininginmanyunderwateractivities.BIdecidedtoskitotheNorthPole.ItwasafterIsawanadvertisementinanewspaperlookingforpeopletojoinateamtoski350milestotheNorthPole.Backin1996，therehadneverbeenawomanfromtheUKwhohadaccomplishedthischallenge.Iwonderedwhatitwouldbeliketosurviveintemperaturescoldenoughtofreezeyourfleshinseconds，soIsentofftheapplicationform.Theapplicationformfullofpicturesofmaleexplorersarrived.Thewords“Areyoumanenoughfortheultimate(极限的)challenge？”mademeangryandevenmoredeterminedtogetontheteam.Over500individualsappliedforaplaceintheteam，andtheselectionprocessincludedphysicalandpsychologicaltestsdesignedtopickthebestgroup.Inonetest，therewasahugeropeladderwehadtoclimb，andIfrozeatthetopbecauseIhaveafearofheights.Ithoughtmyhopeswerefadingasmostotherapplicantssailedpast，leavingmebehind.Buttwoothershelpedmeover，andlaterIfoundoutthattheorganizerswerenotlookingforamazingindividuals，butgreatteamplayers，andthismomenthadshownthemwhowouldtakecareofothersintheteam.Ihadrevealed(显示)myweakness，andinaplaceliketheArctic，youhavetobeyourself，asthereisnowheretohide.Thesepersonalitiesofaskingforhelpandshowingweaknessarenecessaryforwomentomaster.Irealizedthatbybeingmyself，Icouldsucceed.Iwasselectedfortheteam.IrealizedthatIcouldachievemorethanIeverimagined—moreimportantly，bysharingmystorywithothers，Icouldinspirethemtotakeastepintothenewworldandrevealmoreoftheirabilities.24．Howdidtheauthorreacttoseeingtheadvertisement?A．Shegotcross.B．Shewasdetermined.C．Shegotfrightened.D．Shewashesitating.25．Whatdidtheorganizersviewasthemostimportantintheselectionofnewhands?A．Personalquality.B．Individualability.C．Spiritofteamwork.D．Couragetochallenge.26．Whatdoestheauthorthinkofwomen’sshowingweakness?A．Beneficial. B．Shameful.C．Merciful. D．Disturbing.27．What’stheintentionoftheauthorinwritingthispassage?A．Toinspireustoprepareforourfuturegoal.B．Toadvisewomenhowtoturntoothers.C．Tomakesuggestionstoherteammembers.D．Toencouragepeopletoexploretheunknown.CFormanyofus，summertimemeansroadtripstothebeachormountains，orattheveryleastsomeadditionaldustandbirdpoopontheexteriorofourvehicles.Theextradirtleadsustodooneoftwothings：washourcarinthedrivewayorheadtothecarwash.Butwhichchoiceisbetterfortheenvironment?Themainconcernswitheitherchoicearetheamountoffreshwaterbeingusedandthetypesofchemicalsusedtoremovethedirt.Bothoftheseconcernscanbecloselymonitoredwhenwashingthecarathome，saysKatyGresh，spokeswomanfortheSouthwestRegionofthePennsylvaniaDepartmentofEnvironmentalProtection.Sheadvisescarownerstoputasideasetamountofwaterfortheentirewash.“It’sjustlikebrushingyourteeth，”shesays.“Youdon’twanttoleavethewaterrunningorusemorethanyouneedforthejob.”Butevenfollowingthisadvicecomeswithanenvironmentalrisk：Washingyourcarinthedrivewayorstreetflushesthedirtywaterintostormdrains.JohnSchombertisexecutivedirectorof3RiversWetWeather.Hisorganizationworkstoeducatethepublicaboutstormsewers(下水道)andwaterrunoff，keepingthisuntreatedwaterfromenteringtheAlleghenyregion’swaterways.“Weaskpeopletoconsiderwashingtheircarsonlawnsorotherpermeable(透水的)surfaceswherethewatergetsabsorbed，”Schombertsays.“Soilcanbreakdownandhelpfilter(过滤)thosethings，”Schombertsays.“Stormsewersarenotmadeforwastedisposal.”Evenwhencarownersusenaturalsoapstowashtheircars，whichSchombertsaysareprobablyineffectiveatbreakingdowngreaseanyway.Thecommercialcarwashdownthestreetknowsfullwelltherulesregardingwastewaterinstormsewers.AccordingtotheInternationalCarwashAssociation(ICA)，professionalcarwashesmustusewaterreclamationsystems.Thesemandatedprocessesnotonlykeepthedirtywateroutofstormsewersandregularwatertreatmentsystems，buttheyalsoworktoreducewaterusageatcommercialfacilities.28．Whatworriespeoplewhentheyhavetheircarswashed?A．Thedirtcannotberemovedeasily.B．Largequantitiesofwaterarewasted.C．Thewashingwaysdonogoodtotheircars.D．Theusedchemicalsareharmlesstotheenvironment.29．What’sthedisadvantageofwashingcarsathome?A．Itisnoteasytodealwith.B．Itcannotcleanthedirtcompletely.C．Itconsumesalargeramountofwater.D．Itdoesmuchdamagetotheenvironment.30．WhatisJohn’scompanymainlyabout?A．Purifyinguntreatedwater.B．Helpingthepublicprotectwaterways.C．Advocatingcontrollingsoilandwaterloss.D．Raisingthepublic’sawarenessofairprotection.31．Whatcanbethebesttitleofthetext?A．DoYouPutCarwashingatRisk?B．WhichIsBetter：CarWashorDIY?C．WhyDishwashersAreBetterthanHandWashing?D．DoAmericansUseLessWaterthanTheyDidYearsAgo?DClassifyingthingsiscriticalforourdailylives.Forexample，wehavetodetectspammail(垃圾邮件)，falsepoliticalnews.WhenweuseAI，suchtasksarebasedon“classificationtechnology”inmachinelearning—havingthecomputerlearn，usingtheboundaryseparatingpositiveandnegativedata.Forexample，“positive”datawouldbephotosincludingahappyface，and“negative”dataphotosthatincludeasadface.Onceaclassificationboundaryislearned，thecomputercandeterminewhetheracertaindataispositiveornegative.However，thedifficultywiththistechnologyisthatitrequiresbothpositiveandnegativedataforthelearningprocess，andnegativedataarenotavailableinmanycases.Forinstance，whenaretailer(零售商)istryingtopredictwhowillmakeapurchase，theycaneasilyfinddataoncustomerswhohavepurchasedfromthem(positivedata)，butitisbasicallyimpossibletoobtaindataoncustomerswhohaveneverpurchasedfromthem(negativedata)，sincetheydonothaveaccesstotheircompetitors’data.AccordingtoleadauthorTakashiIshidafromRIKENAIP，“Previousclassificationmethodscouldnotcopewiththesituationwherenegativedatawerenotavailable，butwehavemadeitpossibleforcomputerstolearnwithonlypositivedata，aslongaswehaveaconfidencescoreforourpositivedata，constructedfrominformationsuchasbuyingintentionortheactiverateofappusers.Usingournew

method，wecanletcomputerslearnaclassifieronlyfrompositivedataequippedwithconfidence.”AccordingtoIshida，“Thisdiscoverycouldexpandtherangeofapplicationswhereclassificationtechnologycanbeused.Eveninfieldswheremachinelearninghasbeenactivelyused，ourclassificationtechnologycouldbeusedinnewsituationswhereonlypositivedatacanbegatheredduetodataregulationorbusinessconstraints(限制)．Inthenearfuture，wehopetoputourtechnologytouseinvariousresearchfields，suchasnaturallanguageprocessing，computervision，robotics，andbioinformatics.”32．Howcanthecomputerdistinguishthepositivedatafromthenegativedata?A．Bylearningtheclassificationboundary.B．Byupdatingthedatacollectedregularly.C．Byseparatinghappyfacesandsadones.D．Byintroducingclassificationtechnology.33．WhyistheexamplementionedinParagraph2?A．Toprovehowimportantthepositivedataare.B．Toconfirmthatdataoncustomersarecomplete.C．Toarguethatretailersgettheircompetitors’data.D．Toexplainwhynegativedataarehardtoacquire.34．Whatdotheunderlinedwords“newmethod”inParagraph3referto?A．Analyzingbuyingintention.B．Buildingaconfidencescore.C．Assessingtheactiverateofappusers.D．Equippingthecomputerwithconfidence.35．Whatcanbeasuitabletitleforthetext?A．TheHistoryofClassificationTechnologyB．SmarterAI：MachineLearningwithoutNegativeDataC．BiggerData：ComputersAssistingLanguageProcessingD．TheComparisonbetweenPositiveDataandNegativeData第二节(共5小题；每小题2分，满分10分)根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Ifyou’regoingabroadforcollege，youmightbethinkingabouthowtogetyourselfasafeandcozyhomefortheyearsahead.Ofcourse，dormitoriesarealwaysagoodplacetostart，butsomelargestatecollegesrequirejuniorstoliveoffcampusduetothelimitednumberofdormrooms.

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Howtofindahouse

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.Ifyouarejustafreshmanordon’tknowmanypeople，don’thesitatetoapproachsomeupperclassmeninyourclassesorclubs.Moreoftenthannot，upperclassmenhavemoreexperiencewithrentingandaremorefamiliarwiththeareayourschoolisin.Anothergoodideaistotalktoseniorswhoarecurrentlylivingoffcampus.Theseseniors’landlordswillmostlikelybelookingfornewtenants(房客)aftergraduation.Also，registeredrealtors(房地产经纪人)mightbeabletofindyouaplaceforafee.Inaddition，Facebookgroupscanalsoprovidesomeusefulinformation.

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.RoommatesHavingroommatescannotonlysaveussomemoney，butalsogiveusvaluablecompanionship.However，rememberthatfindingtherightroommatesforyouisthemostimportantthing，otherthansafetyconcerns.

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，definitelydonotlieaboutyourpreferences，schedule，orhabits，eveniftalkingaboutthemcouldmakeyouuncomfortable.Ontheotherside，alsoremembertoaskyourpotentialroommatestotellyouaboutthemselvesindetail.

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，pleasedoeverybodyafavorbybeingupfrontaboutit.Constantlyrunningintoconflictswithyourquietroommateisdefinitelythelastthingyouwant.A．IfyouareapartyanimalB．WhilelookingforroommatesC．GetalongwellwithyourroommatesD．WhenhavingachatwithyourroommateE．First，youcanaskyourfriendswhoarealreadylivingoffcampusF．However，bereallycarefulifyougetintouchwithstrangersthroughtheInternetG．Nonetheless，rentinganapartmentcangiveyousomehands­onexperiencewithliving第三部分语言知识运用(共两节，满分45分)第一节(共20小题；每小题1.5分，满分30分)阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项。(2019·山东聊城二模)IfeelthatIwasblessedbyanAngelnotlongago.Iwasoutintownwithmyhusband.Welivedina

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illachedallover.Ithoughtmyhusbandwasgoingtohaveaheartattack.Althoughitisamaterialitem，itisyetvery

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forsure.Well，ataroundmidnightlastnight，ourdogswentmad.Wehaveasunroom

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outthere.Initsbasketwasaringbox...holdingmyring!Alongwiththeringwasadiamondcircle.Therewasalsoa

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thattoldthestoryofthisstranger

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theringandrecognizingthework，asitisapiecemadeparticularly.Thepersonthenwenttothejewelerand

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out.AndthenalsoleftagiftcardforustotakeourfamilyouttothemoviesasaChristmasgift.Thenotewas

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aboutwhomitwas.41．A.modernB．smallC．bigD．developed42．A.ringB．handC．brainD．finger43．A.falloff B．leavebehindC．breakdown D．goaway44．A.firmly B．formallyC．identically D．physically45．A.valuable B．challengingC．memorable D．beneficial46．A.footprints B．stepsC．stresses D．directions47．A.took B．pressedC．turned D．counted48．A.gone B．stolenC．changed D．transformed49．A.adapted B．attachedC．exposed D．held50．A.open B．abandonedC．closed D．locked51．A.made B．parkedC．repaired D．destroyed52．A.slogan B．advertisementC．note D．announcement53．A.handling B．exploringC．finding D．chasing54．A.explained B．complainedC．wondered D．argued55．A.phonenumber B．photoC．mailbox D．name56．A.difficult B．easyC．incredible D．complex57．A.purchased B．toreC．sold D．borrowed58．A.warmB．rainyC．foggyD．cold59．A.calledB．writtenC．signedD．noticed60．A.tightB．paintedC．secretD．clear第二节(共10小题；每小题1.5分，满分15分)阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。MoreandmorepublicschoolsinAmericamakeitarulethatstudentsmustfinishacertainamountofcommunityservice61.

theyareallowedtograduatefromhighschool.Theyworkonprojectslikemakingtheenvironmentbetteror62.

(feed)homelesspeople.ManyschoolsystemsintheUnitedStatesnowaskstudents63.

(do)somekindsofcommunityserviceaspartoftheirstudies.Studentsinvolvedinserviceprojectshelp64.

(they)aswellastheircommunities.Theylearnabouttheneedsofpeopleandaid65.

(organize)．Forthisreason，holidays66.

(become)theprimeperiodforvolunteerworksofar.Volunteersgetnopay，butexpertspointoutthatitis67.

excellentopportunitytolearnandpracticenewskills.Accordingtothestatistics，morethan60%ofyoungAmericanshaveparticipated68.

differentkindsofcommunityservice，suchascookingforhomelesspeople，orpaintingoldbuildings，etc.Somestudentsliketodotheirvolunteerworkin69.

(centre)partsofAmerica，butthemajorityofteensprefertodoitintheirhometowns.Tom，a16­year­oldmiddleschoolstudentinCalifornia，often70.

(do)communityserviceinalocalhospital.Heworks16hourseveryweekeitherreceivingcallsattheinformationdesk，orhelpingpushpatientsbacktotheirwards(病房)．第四部分写作(共两节，满分35分)第一节短文改错(共10小题；每小题1分，满分10分)假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。删除：把多余的词用斜线(\)划掉。修改：在错的词下划一横线，并在该词下面写出修改后的词。注意：1.每处错误及其修改均仅限一词；2．只允许修改10处，多者(从第11处起)不计分。Amanstopsataflowershoptoordersomeflowerstobewiredtohismotherwholivedtwohundredsmilesaway.Ashegotouthiscar，henoticedalittlegirlsobbingthere.Whenaskwhy，shesaid，“Iwanttobuyaroseformymother，andIhavenomoney.”Themanboughtaroseforthegirl.Astheywereleavingheofferedthegirltheridehome.Butthegirldirectedhimtoacemetery，whensheplacedtheroseonafreshduggrave(坟墓)．Themanreturnedtotheflowershop，andcanceledthewireorder，pickedupabouquetanddrivingtohismother’shouse.第二节书面表达(满分25分)假设你是李华，你的英国朋友Harry写信向你了解网络对中国学生学习方式的影响。请根据以下提示，给他写封回信。1．网络的发展给中国学生带来了很多新的学习方式；2．学习方式的变化表现在课程选择方式、教学方式、作业布置等方面；3．你的感想。注意：1．词数100左右；2．可以适当增加一些细节，以使文章内容通顺连贯；3．开头和结尾已为你写好，不计入总词数。DearHarry，I’mgladtoreceiveyourletter.

Yourssincerely，LiHua答案精析1．A2.C3.B4.C5.A6.C7.C8.A9.B10.A11.A12.B13.C14.A15.B16.C17.B18.B19.C20.B语篇解读本文是一篇应用文，主要介绍了游客能够在墨西哥的CaboCorrientes参加的一些旅游活动。21．D[细节理解题。根据各个活动的持续时长可知，Yelapa&MajahuitasCatamaranTour历时七个多小时，时间最长，故答案为D。]22．B[细节理解题。根据上下文可知，其他活动均以水上活动为主，只有这个活动是驾车旅行，主要在陆地上活动，故答案为B。]23．D[细节理解题。根据该部分中的“Snorkel，swim，andkayakthroughthebeautifulrockformationsaroundtheMarietasIslands.(在美丽的马里塔斯群岛周围的岩层中潜水、游泳和划独木舟。)”及“thisunderwaterplaygroundisanidealplacetospendtheafternoon”可知，游客可以在这次活动中享受很多水下活动，故答案为D。]语篇解读本文为记叙文，作者通过介绍自己参加北极滑雪队选拔测试的经历激励人们探索新世界，多展示自己的能力。24．B[细节理解题。由第一段前两句可知，作者在读到广告之后，下决心去申请参加这项挑战，故选B。]25．C[推理判断题。根据第三段中的“...laterIfoundoutthattheorganizerswerenotlookingforamazingindividuals，butgreatteamplayers，andthismomenthadshownthemwhowouldtakecareofothersintheteam.”可知，组织者认为新人的选拔中团队精神是最重要的，故选C。]26．A[细节理解题。根据第四段中的“Ihadrevealed(显示)myweakness...Thesepersonalitiesofaskingforhelpandshowingweaknessarenecessaryforwomentomaster.”可知，女士示弱是有好处的。故选A。]27．D[写作意图题。根据作者对自己申请挑战和参加北极探险选拔测试的描述，尤其最后一段中“IrealizedthatIcouldachievemorethanIeverimagined—moreimportantly，bysharingmystorywithothers，Icouldinspirethemtotakeastepintothenewworldandrevealmoreoftheirabilities.”可知，作者旨在通过与他人分享该故事，激励他们迈出一步，进入新的世界，展示他们更多隐藏的能力，故选D。]语篇解读本文是一篇说明文。主要介绍了哪一种洗车方法对环境更有益处：在家还是去洗车公司。28．B[推理判断题。根据第二段中的“Themainconcernswitheitherchoicearetheamountoffreshwaterbeingused...”和“Sheadvisescarownerstoputasideasetamountofwaterfortheentirewash.”可推断，在外边洗车时，人们担心会浪费掉更多的水。]29．D[细节理解题。根据第二段最后一句“Butevenfollowingthisadvicecomeswithanenvironmentalrisk：Washingyourcarinthedrivewayorstreetflushesthedirtywaterintostormdrains.(但即使遵循这一建议，也会带来环境风险：在车道或街道上洗车会将脏水冲进雨水沟)”可知选D项。]30．B[细节理解题。根据第三段中的“Hisorganizationworkstoeducatethepublicaboutstormsewers(下水道)andwaterrunoff，keepingthisuntreatedwaterfromenteringtheAlleghenyregion’swaterways.”可知，他的公司致力于教育公众有关雨水道和水径流的知识，防止未经处理的水进入阿勒格尼地区的水道可知，答案为B。]31．B[标题归纳题。根据文章第一段最后两句“这些额外的脏东西会使我们做以下两件事之一：在私人车道上洗车，还是去洗车处洗车。但是哪种选择对环境更好呢？”可知，本文主要介绍了在专业洗车店里洗车和自己动手洗车，到底哪个对环境更有益处。故答案为B。]语篇解读这是一篇说明文。分类对我们的日常生活至关重要，计算机一旦学会了分类边界，它就可以确定某个数据是正的还是负的。这项技术的困难之处在于，在学习过程中，它既需要正的数据，也需要负的数据，而负的数据在很多情况下是不可用的。但是一项研究表明，在没有负数据的情况下，只要我们对正数据有一个信心评分，我们就可以让计算机只使用正数据来学习从而进行分类。32．A[细节理解题。由第一段中的“Onceaclassificationboundaryislearned，thecomputercandeterminewhetheracertaindataispositiveornegative.”可知，一旦学习了分类边界，计算机就可以确定某项数据是正的还是负的。所以计算机通过学习分类界限区分正负数据。故A选项正确。]33．D[推理判断题。由第二段中所举的例子可知，例如，当零售商试图预测谁将购买商品时，他们可以很容易从购买他们商品的客户那里获得数据(正数据)，但基本上不可能从未从他们那里购买过商品的客户那里获得数据(负数据)，因为他们无法访问竞争对手的数据。所以提到第二段中的例子是为了解释为什么很难获得负数据。故D选项正确。]34．B[词义猜测题。由画线词所在句及其前一句可知，只要我们对我们的正数据有一个由购买意向或应用程序用户的活跃率等信息构成的信心评分，我们就可以让计算机只从有信心的正数据中学习分类。由此可知，画线词“newmethod”指的是Buildingaconfidencescore“建立信心评分”。故B选项正确。]35．B[标题归纳题。通读全文尤其是第三段中的“butwehavemadeitpossibleforcomputerstolearnwithonlypositivedata，aslongaswehaveaconfidencescoreforourpositivedata...”可知，在没有负数据的情况下，计算机也可以只使用正数据来学习从而进行分类。所以短文的最佳标题为“聪明的人工智能：在没有负数据的情况下，机器也能够学习从而进行分类”。故B选项正确。]36．G37.E38.F39.B40.A语篇解读本文是一篇记叙文。作者不小心弄丢了戒指，捡到戒指的好心人找到了戒指的主人也就是作者，将戒指放在她的车筐里，并附上了一张纸条，上面写着找寻戒指主人的经过。41．B[modern现代的；small小的；big大的；developed发达的。根据最后一段中的“thetownissosmall”可知，作者所在的城镇很小。故选B。]42．D[ring戒指；hand手；brain大脑；finger手指。根据后文可知，作者的周年纪念戒指丢了，戒指是戴在手指上的，因为天冷，手指收缩了戒指才会掉。故选D。]43．A[falloff脱落；leavebehind留下；breakdown(机器等)损坏；goaway离开。因为天气寒冷，戒指从手指上脱落了，A项符合逻辑。故选A项。]44．D[firmly坚定地；formally正式地；identically同一地；physically身体上地。根据空后的“achedallover”可知，作者身体上生病了。选D。]45．C[valuable有价值的；challenging具有挑战性的；memorable值得纪念的；beneficial有益的。根据前文可知，作者夫妇知道戒指不见之后，反应很大，说明这枚戒指应该是很有纪念意义的。故选C项。]46．B[footprint脚印；step步子，步伐；stress压力；direction方向。作者的丈夫又出去，沿着他们之前的步子寻找戒指。选B。]47．C[根据“Icalledthestoreswe