湖南省邵阳县第一中学2025届高三第二次联考英语试卷含解析

湖南省邵阳县第一中学2025届高三第二次联考英语试卷注意事项:1．答题前，考生先将自己的姓名、准考证号码填写清楚，将条形码准确粘贴在条形码区域内。2．答题时请按要求用笔。3．请按照题号顺序在答题卡各题目的答题区域内作答，超出答题区域书写的答案无效；在草稿纸、试卷上答题无效。4．作图可先使用铅笔画出，确定后必须用黑色字迹的签字笔描黑。5．保持卡面清洁，不要折暴、不要弄破、弄皱，不准使用涂改液、修正带、刮纸刀。第一部分（共20小题，每小题1.5分，满分30分）1．—Joe,whataboutgoingtoBelgiumforourcomingholiday?—Sorry,honey,I_________onthenewlydiscovereddinosaursiteinArgentina．Thereareremainsofwhatisthoughttobethelargestcreatureevertowalktheearth.A．wasworking B．workC．willbeworking D．worked2．---Dad,haveyouseenmyChristmascard?---______youpaintedlastnight?I’mafraidIhaven’tseen______.A．One;one B．Theone;itC．One;it D．Theone;that3．I’mnotquitesurehowtogetthere,----------I’dbetter_____amap.A．watch B．lookup C．consult D．read4．Somedrunkendriversthinkthattheymaybeluckyto________afine,whichmaycosttheirownlives.A．getthrough B．getalongwithC．getdownto D．getawaywith5．Iamalwaysdelightedwhenreceivingyourinvitation,______thepartyonJune9thafterthenationalcollegeentranceexamination,Ishallbepleasedtoattend.A．Onaccountof B．WithregardtoC．Inresponseto D．Inviewof6．HewasadmittedtoHarvardUniversity,________wasjustwhathisparentsexpected.A．who B．whichC．what D．where7．PeoplebelievethattheChinaDreamisnotverydifficult________solongasthewholenationworkshardforit.A．realizing B．toberealizedC．realized D．torealize8．Thecreationcankeeppeopleawayfromtheirsmartphonesinawaysimilarto________e﹣cigaretteshaveallowedpeopletoquitsmoking．A．that B．howC．which D．what9．—Youwerenotlistening；whattroubledyou?—Imycomingmathexam．A．amthinkingabout B．wasthinkingabout C．hadthoughtabout D．willthinkabout10．Modestyisakindofgoodquality,whichis______ittakestobeyourpersonalbest.A．what B．where C．which D．when11．—When______leaveforJapan?—When______leaveforJapaniskeptsecret.”A．theywill,willthey B．willthey,theywillC．theywill,theywill D．willthey,willthey12．Youdon’tneedaninvitationtohelpothers.Givehelp_____youareasked.A．ifB．asC．thoughD．before13．Withthedevelopmentofagriculture,thepeople_____villageItaughtarenowlivingahappylife.A．inwhose B．whose C．inwhich D．which14．Wesellalotofproductsoffshoreandtheopportunitytoopenupmarketsinregions________wedon'tcurrentlysellalottoisagreatone.A．where B．thatC．what D．when15．ThepartinthefilmRio_______thetwobirdsescapedfromthecrashingplanemadesomeoftheaudiencegiveacry.A．which B．who C．where D．whom16．---Idon’tunderstandwhyCatherinestoppedshort_____sheoughttohavecontinued.---It’sobviousthatshelackedself-confidence.A．whenB．whileC．ifD．as17．Nowadays,moreandmoreChinesehomeshavethetechnologyandequipment______todoonlineshopping.A．needed B．needingC．need D．toneed18．______tosuccesscan’tdefeatus.Instead,theycanonlymakeusstronger.A．Attempts B．BarriersC．Contributions D．Access19．Duetothereformandopening­up,ourlivingconditions,undoubtedly,haveimproved________overthepastdecades.A．considerately B．approximately C．appropriately D．considerably20．IntheNameofPeople,apopularTVdrama,showsadeep________onthefightagainstcorruption.A．argumentB．themeC．reflectionD．impression第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21．（6分）OversevenmonthshavepassedsincePanamanianofficialslaunchedanexpansionoftheworldfamousPanamaCanal.Officialsagreedtotheexpansionsothatmanyoftheworld’slargestcargoships(货船)couldeasilypassthroughthecanal.Yetthe$5.25-billionprojecthasproblems.Itsaysshipsstillcontinuetorubagainstthecanal’swallsandwearoutitsdefensesdesignedtoprotectbothshippingandthewaterway.AdangeroussystemThecanallinkstwooceans-theAtlanticandthePacific-throughasystemoflocks(船闸).Thelocksarelikesteps.Theyraiseandlowershipsfromonepartofthewaterwaytoanotherontheirtripfromoceantoocean.Withtheoldlocks,whicharestillinuse,largeshipswouldbetiedtopowerfulenginesonbothsides.Theseengineshelptokeeptheshipsinthecenterofthecanal.Inthenewlocks,theshipsaretiedtotugboats(拖船).Onetugboatistiedtothefrontoftheship,withtheothertiedtotheback.Theseboatsthenguidetheshipsthroughthecanal.Atfirst,pilotsofthecargoshipsandtugboatoperatorswouldsometimestrytorubtheboatsagainstthecanalwallsasawaytokeeptheshipsstraight.Butthiscauseddamagetorubberpadding(垫料)liningthewalls.NotenoughtrainingEvenbeforetheexpandedcanalopenedinJune2016,tugboatoperatorshadexpressedconcernaboutthenewsystem.Manyaskedformoretraining.Thefearsanddangersremain,althoughtheboatsaregoingthrough.ThePanamaCanalAuthorityreportsthat,betweenJune2016andJanuary2017,therewereonly15incidentsthatresultedindamagetolocksorships.Thatrepresentsabout2percentofthe700timesshipsthathavesailedthroughtheexpandedcanal.Pilotshavearguedtheyshouldbereplacedwithasystemoffloatingbumpers(减震)likethoseusedinsomeEuropeanlocks.Officialssaytheyplantocontinueoperatingwiththecurrentsystemofdefenses,butchangescouldhappeninthefuture.1、WhatisthemainproblemwiththenewlyexpandedPanamaCanal?A．IthascosttoomuchmoneytobuildB．Theoperatorsofthetugboatsfeartoworkinit.C．Itistoocrowdedforthelargestshipstopassthrough.D．Itstillbringsdamagetothepassingshipsanditsowndefenses.2、Whatisthedifferencebetweenthenewlocksandtheoldones?A．Theoldlocksdon’tneedrubberpaddingasdefenses.B．Thenewlocksneedtugboatstiedtobothsidesoftheships.C．Thenewlocksareeasierforthelargestshipstopassthroughthecanal.D．Theoldlocksneedpowerfulenginestodragtheshipsthroughthecanal.3、WhatisthePanamaCanalAuthority’sattitudetowardstheexpandedcanal?A．Cautious.B．Critical.C．Positive.D．Doubtful.4、Whatcanwelearnaboutthecurrentsystemofdefenses?A．Noshipsshallrubagainstthecanalwallstoprotectit.B．Nothingwillbedoneatpresenttoimproveit.C．Moretrainingwillbegiventopilotsforit.D．Anewsystemwillreplaceit.22．（8分）Americansaremorestressedthanever,accordingtoanAmericanPsychologicalAssociationsurvey,andnearlyone-thirdofthepeoplesaystressimpactstheirphysicalormentalhealth.Ifyouhaveanyofthesesymptoms,yourstressmightbemakingyousick.Here’showtobattleagainstthem.Ifyou’veneversufferedfromheadachesbutsuddenlyyourheadisconstantlystriking,youmightbetoostressed.Stressreleaseschemicalsthatcancausechangestonervesandbloodvessels（血管）inthebrain,whichbringsonaheadache.Stresscancausethemormakethemworse.It’salsocommonforyourmusclestotenseupwhenyou’restressed,whichcanalsocauseaheadache.WHATTODO:Ifyoudon’twanttotakemedicine,tryspreadinglavender（薰衣草）oilonyourtemples（太阳穴）whenaheadachestarts.Stresscanmakeyoumentallysick,too.Toomuchofthestresshormonecortisol（皮质醇）canmakeithardertoconcentrate,causingmemoryproblemsaswellasanxietyordepressionsaysDr.Levine.WHATTODO:Relaxuntilyouregainyourconcentration.Practiceclosingyoureyesandbreathinginandoutslowly,concentratingonlyonyourbreath.Losingafewstrandsofhairisnormal—oldhairfollicles（囊）arereplacedbynewonesovertime—butstresscandisturbthatcycle.Significantstresspushesalargenumberofhairfolliclesintowhat’scalledarestingstageandthenafewmonthslaterthosehairsfallout,accordingtoMayoClinic.org.Stresscanalsocausethebody’sresistantsystemtoattackyourhairfollicles,resultinginhairloss.WHATTODO:Bepatient.Onceyourstresslevelreturnstonormal,yourhairshouldstartgrowingback.187、Ifyou’restressed,youmighthaveoneofthefollowingsymptomsEXCEPTthat.A．youkeepgettingheadaches B．youalwayshaveacoldC．yourhairisfallingout D．yourbrainfeelsconfused1、Whichofthefollowingissuggestedifyourbraingoesoutoffocus?A．Breathingslowlywithyoureyesclosed.B．Waitinguntilyourbrainreturnstonormal.C．Spreadinglavenderoilonyourtemples.D．Relaxingandattackingyourbrainsoftly.2、Whatwillhappenoncewegetoverourstressaccordingtothepassage?A．Ourhairstartsfallingoutandthengrowsback.B．Ourbody’sresistantsystemattacksyourhairfollicles.C．Ourhairstartsgrowingagain.D．Aseriousheadachestarts.23．（8分）Thatrobots,automation,andsoftwarecanreplacepeoplemightseemobvioustoanyonewho’sworkedinautomotivemanufacturing.ButMITbusinessscholarsErikBrynjolfssonandAndrewMcAfee’sclaimismoretroublingandcontroversial.Theybelievethatrapidtechnologicalchangehasbeendestroyingjobsfasterthanitiscreatingthem.Theybelievethattechnologyincreasesproductivityandmakessocietieswealthier,butitbecamecleartothemthatthesametechnologiesmakingmanyjobssafer,easier,andmoreproductivewerealsoreducingthedemandformanytypesofhumanworkers.TechnologiesliketheWeb,artificialintelligence,andbigdataareautomatingmanyroutinetasks.Countlesstraditionalwhite-collarjobs,suchasmanyinthepostofficeandincustomerservice,havedisappeared.Asevidence,BrynjolfssonandMcAfeepointtoachartonwhichseparatelinesrepresentproductivityandtotalemploymentintheUnitedStates.ForyearsafterWorldWarII,thetwolinescloselytrackedeachother,withincreasesinjobscorrespondingtoincreasesinproductivity.Then,beginningin2000,thelinesdiverge;productivitycontinuestorisesteadily,butemploymentsuddenlyshrinks.By2011,asignificantgapappearsbetweenthetwolines,showingeconomicgrowthwithnoparallelincreaseinjobcreation.UnitedStatesProductivityandEmploymentButarethesenewtechnologiesreallyresponsibleforadecadeoflackluster(无生气)jobgrowth?DavidAutor,aneconomistatMITwhohasstudiedtheconnectionsbetweenjobsandtechnology,doubtsthattechnologycouldaccountforsuchasuddenchangeintotalemployment.Moreover,healsodoubtsthatproductivityhas,infact,risensteadilyintheUnitedStatesinthepastdecade.Ifhe’sright,itraisesthepossibilitythatpoorjobgrowthcouldbesimplyaresultofadepressedeconomy.Thesuddenslowdowninjobcreation“isabigpuzzle,”hesays,“butthere’snotalotofevidencethatit’slinkedtocomputers.”“Tobesure,computertechnologiesarechangingthetypesofjobsavailable,butthatisverydifferentfromsayingtechnologyisaffectingthetotalnumberofjobs,”headds.“Jobscanchangealotwithouttherebeinghugechangesinemploymentrates.”LawrenceKatz,aHarvardeconomist,saysthatwhiletechnologicalchangescanbepainfulforworkerswhoseskillsnolongermatchtheneedsofemployers,nohistoricalpatternshowstheseshiftsleadingtoanetdecreaseinjobsoveranextendedperiod.Still,Katzdoesn’tdismissthenotionthatthereissomethingdifferentabouttoday’sdigitaltechnologies.Thoughheexpectsthehistoricalpatterntohold,itis“genuinelyaquestion,”hesays.“Iftechnologydisruptsenough,whoknowswhatwillhappen?”1、WhichperiodonthechartstronglysupportsMcAfee’sclaim?A．1947—1967.B．1985—1987.C．1997—2000.D．2011—2013.2、AccordingtoDavidAutor,thechangeinjobgrowth________.A．isnotnecessarilycausedbytechnologyB．resultsfromaweakeningeconomyC．hasnoconnectionwithproductivityD．affectsthecurrenttypesofjobs3、WhatisLawrenceKatz’sattitudetowardsthetopic?A．Optimistic.B．Defensive.C．Objective.D．Disapproving.4、Themainpurposeofthepassageisto________.A．showtherelationbetweenproductivityandjobcreationB．discusstheeffectoftechnologicaladvancesonemploymentC．argueagainstthewideuseofartificialintelligenceD．explaintheimpactoftechnologiesonproductivity24．（8分）Americanwomenwhoworkascomputerprogrammers,chefsanddentistsearn28percentlessthanmendoingthesamejobs.Thosearethejobswiththebiggestwagedifferencesbetweenmenandwomen,accordingtoanewstudy.Overall,thestudyfoundthatwomenearn5.4percentlessthanmenfordoingthesamejob,inthesamelocationandforthesameemployer.ThewagedifferencesbetweenwomenandmenweresimilarintheUnitedKingdom,Australia,GermanyandFrance.5.4percentisabigdifferenceinpaybetweenmenandwomenbecauseitcannotbeexplainedbywomenandmentakingthesamekindsofjobs.Itcanonlybeexplainedbybias(倔见)againstwomen,orothercauses,suchaswomennotbeinggoodataskingforpay.Researchsuggeststhatwomendonotnegotiate(交涉)aswellasmenwhenitcomestopay.Andwomenaregenerallymoreuncomfortableaskingfellowemployeeshowmuchtheymake,sotheycanseeiftheyarebeingpaidfairly.Accordingtothestudy,womenearnedatleast15percentlessthanmeninthesejobcategories:psychologists,pharmacists,physicians,opticians,pilotsandgameartists.Butinthefieldsofsocialwork,sellingmerchandise,researchassistantsandphysicianadvisors,womenearnmorethanmen.Insocialwork,womenearned7.8percentmorethanmen,thereportsaid.Thatwasthejobcategorywiththebiggestadvantageforwomen.Itwasstillfarlessthanthe28percentpayadvantageformeninsomefields.Comparingsalariesforfull-timeworkers,womenearnonly79percentasmuchasmen.Overalifetime,thatmuchofadifferenceinpaycanamounttoalargeamountofmoney.Womenonlyearned57percentasmuchasmenin1975.Itisnowupt079percent.Thatisprogress,thereportsays,butnotenough.1、Whichofthefollowinghasthebiggestpaydifferencesbetweenwomenandmen?A．Apilot.B．Agameartist.C．Aresearchassistant.D．Acomputerprogrammer.2、Whydowomenearnlessthanmenwhendoingthesamejob?A．Theydon’ttrytheirbesttofightforbetterpay.B．Theycarelessabouttheirpaythanmen.C．Bossesusuallylooksdownuponwomen.D．Theydon-tworkaseffectivelyasmen.3、Howmuchincomedofull-timewomenworkerslosecomparedwithmen?A．5.4%.B．7.8%.C．21%.D．28%.4、Whatdoesthereportthinkofthewomen'spay?A．Itisgrowingratherquickly.B．Itisrisingbutnotsatisfying.C．Itisnotfairforwomenworkers.D．Itisreasonableforpresentsituation.25．（10分）SydneyStreetArtWalkingTourYoucangetamuchricherexperiencebytakinga2-hourwalkingtourinthecompanyofartistsanddesignerswhocanexplainthestoriesbehindthework.WanderthroughthestreetsofSydneyanddiscoveritsrichcultureofgraffiti,muralism,andtagging,whilelearningabouttheartists.Meet,andgetinsightfrom,localcharactersandtoasttheexperiencewithanincludedcraftbeer.SydneyBondiBeachWalkingTourExperiencethesun,sandandsurfatAustralia’smostpopularbeach,withthis1.5-hourwalkingtourofBondiBeach.SeewherethefamousBondiRescueTVshowisfilmedandlearnhowBondiBeachbecameahotspotfortourists,surfersandfamouspeople.Alongtheway,admiretheBondiAboriginalrockartsites;poseforphotosbytheBondiPavilion.SydneyVividLightWalkingTourMakethemostofVividLight，Sydney’sspectacularlightfestival,withthissmallgroupwalkingtour.Overthecourseof2hours,yourlocalguidewillleadyouthroughthecity’sopen-airgalleryoflightequipment,stoppingatcelebratedworks.LearnabouttherichpastsofCircularQuayandTheRocksasyoumakeyourwaythroughthesehistoricneighborhoods.OperaHouseGuidedBackstageTourGetauniqueexperienceofOperaHouseonabackstagetourfortheperformingarts.Yourguidesharesstoriesaboutthereal-lifedramasbehindthecurtainandwell-knownhistory.Gobehindthescenestoseepartsoftheoperahousenormallyreservedforstaffandperformers.WrapupthisfascinatingmorningtourbysittingdownwithyourcompanionsforafullAustralianbreakfastintheGreenRoom,whereperformersrelaxbeforegoingonstage.1、Whocanhelpyouifyouwanttoappreciatethestreetart?A．Yourguide. B．Localpeople.C．Artistsanddesigners. D．Artstudents.2、WhatcanyoudoontheOperaHouseGuidedBackstageTour?A．Enjoyinterestingstories. B．Admiretherockartsites.C．WatchthefamousTVshow. D．Meetwell-knownperformers.3、Whichtourisbetterexperiencedduringthenight?A．SydneyStreetArtWalkingTour. B．SydneyBondiBeachWalkingTour.C．SydneyVividLightWalkingTour. D．OperaHouseGuidedBackstageTour.第三部分语言知识运用（共两节）第一节（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．26．（30分）Onesummer,AuntBettaandUncleBillinvitedmetotravelwiththembackhometoPennsylvania.Ihadneverbeen1LosAngelesandwaseagertomeetourrelatives.Ourfirstnight,wedrovethroughthedesert,andthenthroughroadscutthroughhills.ThenextdaywewentthroughtheRockyMountains.Itwas2drivinguplonginclines(斜坡)withabruptU-shapeturnsonthesteephillsides,thendriving3slowlywithgreatcaution.BeyondColorado,wedrovethroughmilesof4,whereIsawactualfoodbeinggrown.I5someofthecrops.Inonesmalltownwepassedthrough,AuntBettadecidedIneedednew6andtookmetoacountry7.Iwasusedto8dressesandskirts.NowIhadmyfirstpairofjeans,aflannelshirt,shortsandaT-shirt.Ilovedthemall.9wereachedourdestination.UncleBill’saunthadaperfectlittletwo-storyhouse.ThefirstthingI10wasabedinacutelittleroom—forme!Ilookedforwardtothat.Itwouldbelikesleepinginadollhouse.Inthebackyard,Isawredthings11thebackfence.UncleBill’sunclesaid,“Ithinkyouneveratea12tomatoinL.A．.”Ihadn’t.He13pickedoneforme.Imetallmynewaunts,unclesandcousins.Mycousinstaughtmehowtodocartwheels(侧手翻)inthebigfrontyard.Countrypeoplehavemore14,Ithought.Alltheadultscriedwhenwe15,butItookhomeallthe16ofeverythingI’dseen.BackinL.A．,mylungshurtwhenItookadeepbreath.I17thefreshair.Idreamedofhomegrowntomatoes.Mycountryclothesseemedoutof18,butIworethemanyway.Iwastwoweekslatestarting19,butItoldmyteachersonlythatI’dbeeninPennsylvaniaanddecidedto20alltheresttomyself.IfonlytheycouldhaveexperiencedeverythingthatIdid!1、A．outsideB．acrossC．inD．to2、A．boringB．embarrassingC．frighteningD．confusing3、A．awayB．pastC．outD．down4、A．buildingsB．fieldsC．hillsD．rock5、A．recognizedB．foundC．plantedD．harvested6、A．clothesB．cropsC．toysD．tools7、A．hotelB．pubC．pathD．store8、A．preparingB．sewingC．buyinD．wearing9、A．AtlastB．AboveallC．ForthemomentD．Onthecontrary10、A．tookB．searchedC．noticedD．owned11、A．flyingoverB．growingupC．circlingaboveD．packinginto12、A．redB．ripeC．homegrownD．man-made13、A．accidentallyB．graduallyC．instantlyD．temporarily14、A．ideasB．materialsC．interestD．space15、A．droveB．talkedC．partedD．met16、A．copiesB．memoriesC．picturesD．pleasures17、A．breathedB．missedC．forgotD．preferred18、A．shapeB．sightC．workD．place19、A．vacationB．journeyC．schoolD．work20、A．keepB．oweC．describeD．give第二节（每小题1.5分，满分15分）阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。27．（15分）Reportersplayanimportantroleinmakingthenews.Withoutthem,thepublicwouldn’thavethe1．(late)news.However,itisnoteasytobeagoodreporter.The2．(follow)advicemaybeofhelpifyouwanttobeoneofthem.Asanewcomer,don’tgooutonastory3．(immediate).Youwillbeabletocoverthestoryyourselfwhenyouaremore4．(experience).Curiosityandskillarealsoneededtoknow5．isreallygoingon.Onlyifyouknowhowtoaskdifferent6．(question)willyouacquiretheinformationyouneed.Youhavetolistencarefullyandpatientlyfordetailedfacts.Meanwhileyouhavetopreparethenextquestion7．(base)onwhattheintervieweesays.Besides,youshouldhave8．good“nose”forastory,thatis,youcanassesswhetheryou9．(inform)ofthewholetruth.Iftheintervieweeagrees,youcanusearecordersothatyouhavetheevidencetosupportyourstory.Therearecases10．peoplewanttochallengeyou.Butmostimportantly,youshouldbefaithfultothefacts.Withallthesepreparations,youcanbecomeasuccessfulreporterprettysoon.第四部分写作（共两节）第一节短文改错（满分10分）28．（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处错误，每句中最多有两处。错误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（∧），并在此符号下面写出该加的词。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。Todayismymum’sbirthday、Thisafternoon,Iwenttothebiggestshoppingcenterdowntown,andbuyapresentforher、ThenItookthesubwayhome、Sittingonthetrain,Ithoughtmymumwouldveryhappywhenshesawthepresents、Atthenextstation,anoldman,thatcarriedtwoheavybags,gotonthetrainbutstoodinfrontofme、Helookedtired、Ihesitatedforthemoment,andthenofferedmyseattoher、Theoldmanthankedmealotofandsatdown、Seeinghissmile，Ifelthappily、Fromthisexperience,Iwillbereadytohelpingothersinthefuture、第二节书面表达（满分25分）29．（25分）假定你是李华。一支英国中学生足球队应邀来你校进行一场友谊比赛。请给你校外教Peter写封邮件，邀请他观看比赛。内容包括：1.比赛时间、地点；2.赛后活动。注意：1.词数100左右；2.可以适当增加细节，以使行文连贯。_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、C2、B3、C4、D5、B6、B7、D8、B9、B10、A11、B12、D13、A14、B15、C16、A17、A18、B19、D20、C第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21、1、D2、C3、C4、B22、187、B1、A2、C23、1、D2、A3、C4、B24、Anewstudysuggeststhatwashingdishesbyhandishealthierthanusingadishwasher.Nobodylikesdoingthedishes,butitturnsoutthatdoingthistaskmightpayoffinanunexpectedway.AccordingtoanewstudypublishedintheJournalofPediatrics,washingdishesbyhandinsteadofusingadishwashermightpreventthedevelopmentofallergies(过敏).ResearchersinSwedensurveyedtheparentsof1,029childrenaged7and8.Theydiscoveredthatchildrenwhosefamilieshand-washedthedishesinsteadofusingamachinewerelesslikelytohaveallergies.Earlierresearchhasshownthatdisheswashedbymachinearecleanerthanthosewashedbyhand.Sowhywouldkidswhoeatoffofslightlydirtierplatesbebetteroffwhenitcomestopreventingallergies?Oneexplanationisbasedonatheoryknownas