2024届浙江省宁波市北仑区高中毕业班第一次模拟（英语试题理）试卷含解析

2024届浙江省宁波市北仑区高中毕业班第一次模拟（英语试题理）试卷注意事项1．考试结束后，请将本试卷和答题卡一并交回．2．答题前，请务必将自己的姓名、准考证号用0．5毫米黑色墨水的签字笔填写在试卷及答题卡的规定位置．3．请认真核对监考员在答题卡上所粘贴的条形码上的姓名、准考证号与本人是否相符．4．作答选择题，必须用2B铅笔将答题卡上对应选项的方框涂满、涂黑；如需改动，请用橡皮擦干净后，再选涂其他答案．作答非选择题，必须用05毫米黑色墨水的签字笔在答题卡上的指定位置作答，在其他位置作答一律无效．5．如需作图，须用2B铅笔绘、写清楚，线条、符号等须加黑、加粗．第一部分（共20小题，每小题1.5分，满分30分）1．HowcouldIlietohershelivedforthetruth，whetheritwasfoundinmusicorpeople?A．unless B．whenC．while D．though2．Oneshouldaccomplishtasks____________insteadofalwaystuningtoothersforhelp.A．independently B．activelyC．skillfully D．voluntarily3．BythetimeIsawtheangryexpressiononhisface,I________exactlywhatIwashavingtoface.A．knewB．hadknownC．wouldknowD．haveknown4．Hehadagreatdearietohaveahomeofhisown,______hehadalwayslivedwithhisgrandmother.A．or B．and C．so D．for5．Everymanhashisfaults.Weshould,therefore,leantobe________ofothers.A．ignorant B．responsibleC．reliable D．tolerant6．Igotmore_____abouthimfromreadinghisbooksthanfromtalkingtohim.A．insights B．memoriesC．resources D．experiences7．Kunmingiscalled“SpringCity”,butit_____snowinwinter.A．shall B．can C．must D．might8．________hasgreaterpotentialthanflammableicebeingminedfromunderneaththeSouthChinaSeawhenitcomestoaglobalenergyrevolution.A．nothing B．neitherC．noone D．none9．Inrecentyears,ChineseartshavewontheofalotofpeopleoutsideChina.A．reputationB．enjoymentC．appreciationD．entertainment10．---Nowadays,buyersaccustomedtopricesmovingupwardjustadoptawait-and-seeattitude.---Iftheycontinueto_____,thenourcompanyisclosingdown.A．fishintheair B．sitonthefenceC．flyoffthehandle D．beataroundthebush11．Mr.Zhanggavealltextbookstoallthepupils,except____________whohadalreadytakenthem.A．theseB．onesC．thoseD．theothers12．Duringtheperiodofrecentterroristactivities,people_____nottotouchanunattendedbag.A．hadalwaysbeenwarned B．werealwaysbeingwarnedC．arealwayswarning D．alwayswarned13．—Howisthetestthatyoutookyesterday?—Unfortunately,notevenoneofthehundredstudentswhotookthetest______passed.A．hasB．haveC．areD．is14．goesupmustcomedown,andgasolinepricesarecomingdownfastinsomepartsofAmerica.A．WhereB．WhatC．WhichD．That15．Moresubwaylines______tomaketravellingeasyinBeijinginthecomingyears.A．willbuild B．willbebuiltC．build D．arebuilt16．Ithinkitagreathonor_____tovisityourcountry.A．toinvite B．inviting C．havinginvited D．tobeinvited17．Ifpeoplekeeppollutingtheocean,nocreaturetherewillsurvive______.A．atallcost B．foralongwhileC．inthelongrun D．bynomeans18．Whenyouareabsorbedinabookorsimplytryingtorest,itseemsthatthephone______continuously,destroyingyourmomentarypeace.A．rings B．hasbeenringing C．rang D．isringing19．—Jenny，howdidyourmathexamgo?—IthoughtI________，butinfactIcameinthetop10%intheclass.A．mighthavefailed B．couldn’thavefailed C．shouldhavefailed D．mustn’thavefailed20．PremierLiKeqiangofficially______theplantodeveloptheBayAreainhisgovernmentworkreportdeliveredatthestartoftheNationalPeople’sCongresssessioninMarch.A．laidoutB．laidoffC．laiddownD．laidup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）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.22．（8分）Thekeytogettingpeopletoworktogethereffectivelycouldbegivingthemthefreedomtochoosetheircollaborators(合作者)andthecomfortofworkingwithestablishedcontacts,newresearchsuggests.Inthestudy,DavidMelamed,anassistantprofessorofsociologyattheOhioStateUniversityandleadauthorofthestudy,andhisco-authorsfoundparticipantsthroughtheAmazonMechanicalTurkwebsite—aservicethatallowsresearcherstohirepeoplefromaroundtheworldforavarietyofpurposes.Forthisstudy,allparticipantswerefromtheUnitedStates.Thosewhoagreedtoparticipateplayedonlinegamesinwhicheachplayerstartedoutwith1,000monetaryunitsthattranslatedto$1inrealmoneytheycouldpocket.Ifoneplayeragreedtopayanotherplayer50monetaryunits,thatsecondpersonwouldactuallyacquire100units.Eachofthe16-roundgamesincludedabout25participants,someofwhomparticipatedinmultiplegames.Inall,810peopleparticipatedintheresearch.Someofthegamesincludedrandomnetworks,wherecertainpeoplecouldinteract.Othersincludedclustered(群集的)networks,inwhichasmallgrouphadmultipleconnections—anarrangementthatwasdesignedtomimic(模拟)reallife,wherehumansoftenruntheirlivesinpacks.Andthenetworkswereeitherstatic(静态的)ordynamic(动态的).Instaticnetworks,aplayercouldinteractonlywiththeappointedpartners.Indynamicnetworks,participantscouldcuttheirtieswithanotherplayerandformnewconnections.Furthermore,someofthegamesincludedreputationinformation.Participantswerelabeledbasedontheirhistoryofwillingnesstosharemoney.Theideawastotestwhetherthoseknowntocollaboratewerefavoredbyotherplayersbasedonreputation—afactorshowninpreviousresearchtoplayasignificantroleinwhetherapersonislikelytopartnerwithanother.Melamedandhisresearchpartnersweresurprisedtofindthatwhetherpeoplearelikelytopartnerwithothershadnothingtodowithreputationinthisstudy.Thefindingsmighthavedepartedfrompreviousstudiesbecauseofthedifferenceinsizeandstudydesign,hesaid,explainingthatmuchofthepreviousworkinthisareawasconductedingroupsof100orfewerandmostlyinvolvedstudentsubjects.TheTurknetworkusedforthenewstudyhasbeenshowntoberepresentativeoftheU.S.populationintermsofage,raceandotherfactorsandtheintroducedplayershadnopreviousconnections.Cooperationratesoverallwerehigh—andhighestwhentheparticipantswerecooperatinginclustersandhadtheabilitytodropapartnerinfavorofanother.“Whatreallyseemstomatteristheabilitytochangethestructureofanetwork,”Melamedsaid.“Andthepatternsofrelationshipsalsomadeadifference.Thoseinaknownclusterwithmultipleconnectionscooperatedmore.”1、WhatdidDavidMelamedandhispartnersdofortheirstudy?A．Theyhired810peopleglobally.B．Theygaveeachparticipant$1,000.C．Theydesigned16-roundonlinegames.D．Theyaskedeachparticipanttotakepartinonlyonegame.2、Comparedwithpreviousresearch,thenewstudyfoundthat_____.A．reputationplayednoroleincooperationB．studentsubjectsweremorelikelytopartnerwithothersC．playershavingconnectionsbeforeweremorecooperativeD．cooperationrateswereinfluencedbyage,raceandotherfactors3、ItcanbeinferredthatthepurposeofthestudyledbyDavidMelamedistodiscover_____.A．howtochangethepatternsofrelationshipsB．whatleadspeopletocollaboratemostwillinglyC．whatkindofpersonisthemostpopularinateamD．whetherit’spropertodropapartnerinfavorofanother23．（8分）Chinabecamethefirstcountrytocloneamonkeyusingnon-reproductivecells,scientistssaidonThursday.ByDecember2017,theChineseAcademyofScienceshadcreatedtwoclonemacaques(猕猴)named“ZhongZhong”and“HuaHua”bynucleartransferringofbodycells—anycellintheorganismotherthanreproductivecells.ThiswasthesimilartechnologyusedtocreatethefamousclonesheepDollyin1996.Telra,amonkeybornin1999,istheworld’sfirstever-clonedmonkey,butitwasdoneusingasimplermethodcalledembryosplitting(胚胎分裂)，andcannotbegeneticallymodifiedtosuitexperimentalneeds,saidPuMuming,aleadingresearcherattheChineseAcademyofSciences.Cloningamonkeyusingbodycellshasbeenaworld-classchallengebecauseitisaprimate(灵长类)thatsharesitsgeneticmakeup,thereforeallofitscomplexity,withhumans,hesaid.Fordrugandotherlabtests,scientistshavetopurchasemonkeysfromallovertheworld,whichiscostly,badfortheenvironmentandproducesinaccurateresultsbecauseeachmonkeymighthavedifferentgenes,Pusaid.Bycloningmonkeyusingbodycells,wecanmassreproducealargenumberofgeneticallyidenticalmonkeysinashortamountoftime,andwecanevenchangetheirgenestosuitourneeds,headded.“Thiscansavetime,cutdownexperimentcosts,andproducemoreaccurateresults,leadingtomoreeffectivemedicine.”SunQiang,directorofthenon-humanprimateresearchfacilityattheinstitute,saidmostofthedrugtrialsarecurrentlydoneonlabmice.However,drugsthatworkonmicemightnotworkorevenhaveseveresideeffectsonhumansbecausethetwospeciesaresodifferent.Monkeysandhumansarebothprimates,sotheyaremuchcloselyrelatedandtestingonmonkeysissupposedtobeaseffectiveastestingonhumans.ThisachievementwillhelpChinaleadtheworldresearchinaninternationalscienceprojectrelatedtostudyofprimatebrains.1、Whichdescriptionofthetwoclonemacaquesistrue?A．Theywerethefirstmonkeysever-clonedintheworld.B．Theywerecreatedusingreproductivecells.C．Theywouldbefedtosuitexperimentalneeds.D．ThetechnologyusedtocreatethemwassimilartothatofcreatingDolly.2、Theunderlinedwordinthefourthparagraphisclosestto“”inmeaning.A．sameB．similarC．relevantD．close3、Whatcanbelearnedfromthepassage?A．PuMumingandSunQiangweredoingmostworkincloningthetwomacaques.B．Geneticresearchonmonkeyscanbeseenaseffectiveasthatonhumans.C．Mostdrugtrialshavebeendoneonmicebecausemicesharethesamegeneticmakeupandcomplexitywithhumans.D．Scientistscanmassreproduceclonedmonkeystocutdownexperimentcosts.4、ThispassageabovecanbemostprobablyreadinA．asciencemagazineB．aguidebookC．asciencefictionD．abrochure24．（8分）Evenifyoudon'thavetowork,eatorsleep,youwon'tbeabletogetthroughallinformationonblogsandsocialnetworks.Theproblemwefaceisthatmuchofthisinformationseemsveryinterestingatfirstglance.Actually,muchoftheinformationisunimportant,disposableanditdistractsusfrommoremeaningfulpursuits.Worsestill,whenwespendlotsoftimeconsuminginformationfromoursocialmediastreams,wemayfindithardtoconcentrateonwhatwe’redoingandwehaveatendencytoforgetwhatwehaveconsumedanyway.AnewstudyfromSweden’sKTHRoyalInstituteofTechnologyhasfoundthattoomuchsocialmediaexposureactuallyreducesyourabilitytoprocessinformationanddepletes(耗尽)yourshort-termworkingmemory.Ourworkingmemoryplaysacriticalroleinourcapacitytofilter(过滤)informationandrememberwhatisvaluablebutitisnotalimitlessresource.ErikFransen,aprofessorinComputerScienceatKTHandtheleaderofthisisnewstudyonsocialmediaoverloadsaysthiscanexplainwhyourcapacity(容量)forprocessinginformationbeginstofailwhenweattempttoputmoreinformationintheworkingmemory.Infact,whenyoutrytoprocesstheinformationlikespeechorvideo,youaregoingtoneedpartlythesamesystemofworkingmemory,soyouarereducingyourownworkingmemorycapacity.Andwhenyoutrytostoremanythingsinyourworkingmemory,yougetlessgoodatprocessinginformation.Itistheperiodsofdowntimeofyourbrain—preferablydisconnectedfromthedistractionsofyourcomputerorsmartphone—thatareneededformemoryconsolidation(巩固)andtransferringimportantinformationtoyourexposuretonewinformation.Besides,youcanemptyyourmindofthoughtsquicklytorelaxcompletely,goforashortwalkorspendafewminuteslisteningtomusic.Thiswillhelpyouimproveyourcapacitytoprocessinformationandincreaseyourproductivity.1、WhatcanwelearnaboutsocialmediaoverloadfromParagraph1?A．Itdistractsourattention.B．Itisbeneficialtous.C．Itbringsuswhateverwewant.D．Itkeepsusinformedofeverything.2、Whydoesyourcapacityforprocessinginformationbegintofallsometimes?A．Muchoftheinformationisunimportant.B．Yourworkingmemoryisalimitedresource.C．You'relessgoodatprocessinginformation.D．Youdon'tmakethemostofyourbrain.3、Whichisrecommendedtorelaxyourbrain?A．Thinkingoverthingscarefully.B．Listeningtomusicforawhile.C．Takingenoughphysicalexercise.D．Focusingmoreonthepresent.25．（10分）Theywereahappyfamily:fourdaughterswereallinthesameschoolindifferentgrades.Theyoungest,Janice,whowasinmyclass,seemedtobegluedtohermother’sskirts．Theirthreeoldergirlstookthebustoschooleverymorning,butJanicewasalwaysdriventoschoolbyhermother.OneFriday,Janice'smotheraskedforatalkwithme.Shesaidinasoftvoice,"MyhusbandisgoingtoEuropeonbusinessfortwoweeks,andheinsiststhatIgowithhim.IhavetriedtoexplainoverandoverthatJaniceneedsmehere.Buthethinksthatshewillbefinewithoutme,soIhavenochoice,Ihavetogo.Ihavetoldthebabysittertodrivehereverymorning.WillyoupleasegiveJanicespecialattentionandhelpher?Iwanttobesureeverythinggoeswellforher."ItoldherthatwewouldmakeeveryefforttosupportJanice.IevenvolunteeredtomeetJaniceathercarsoshewouldseeafamiliarface.Asamothermyself,I'dliketohelp.Janice’smotherthankedmeforourunderstanding.OnMondaymorning,expectingatearfulanxiouschild,Iplannedaspecialprogramoffunandgames.IwaitedoutsidetogreetJanice,butjustthenthebusarrivedandnotthree,butfourgirlsgotoff.Janiceskippedalongjoyfully,saying“goodbye”tohersistersassheranwithtwofriendsintotheclassroom.IwalkedslowlyintotheclassroomandcalledJaniceovertoaskhowthebusridewent.Impatientlyshesaid,“Oh,Ialwayswanttotakethebuswiththeotherkids.ButMotherneedstobewithme.Youseetherewon’tbeanymorebabies,soIhavetobeababyalittlelonger.Whilesheisaway,I'lljustridethebuseveryday.Iamfive,youknow.”1、WhydidJanice’smotherwanttohaveatalkwiththeauthor?A．ToaskhertohelpJanicewithherhomework.B．ToaskhertopickupJaniceeveryday.C．ToaskhertogiveJanicemoreattention.D．ToaskhertomeetJaniceathercar.2、WhatdidtheauthornotdoforJanice?A．Planaspecialprogramoffunandgames.B．Waitforheroutsidetheschool.C．Greetherwhenshegotoffthebus.D．Askaboutherbusride.3、WhatdidJanicelooklikeonMondaymorning?A．Shewastearfulandanxious.B．Shewasworriedabouthermother.C．Shemissedhermotherverymuch.D．Shewashappyratherthansad.4、Whatdoweknowfromthepassage?A．Janiceistooyoungtogoschoolbybus.B．Janicelikestakingabustoschool.C．Janicedoesn’tlikeherbabysitter.D．Janiceisnolongerachild.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）Twoyearsago,Shirley,wife,motheranddoctor,foundherselfwornout.Shegotupearlier,andwenttobedlater,justtomeeteveryday____，butlacked____forthethingsthatmatteredmost.Sheandherhusband,alawyer,begansearchingforwaysto___theirlives.“Wehadtodecidewhatwasreally____，”saysShirley.Theyknewtheywantedmoretimeto____withtheirthree-­year-­oldson,toexerciseandeatright,andtodevelopfriendship.Sothecouplechosetolivemoresimply,shoppingwithcarefornecessitiesandenjoyinginexpensive____suchasreading,cookingandgoingtothepark.ThenShirley____herjobandbeganworkingparttime.Sheprintedbusinesscardsthat____“Atyourservice,buy____alittletime”andhelpedclients(客户)withpersonaltaskslikeshopping,payingbillsand____parties.“Istillworkhard,butbeingabletocontrolmyhoursmakesa____，”shesays,“Icansparetimetotakemysontothe____orplaybasketballwithhim.Mystressandheadachesare____.”Shirleyandherhusbandare____aloneinwantingto____andliveasatisfyinglife.Asurveyfoundthat54percentofparentssaytheyhavelittletimewiththeirchildren,and47percentofmarriedcouples____thattheylacktimetogether.____doesthetimego?Formostpeople,____andcommuting(通勤)takeupmostoftheday.Simplifyingmeansbecoming____ofthewaysweusemoney,timeandenergy,andfindingwaystomakethingseasier.Thenwehavetogain____overlifeandhavetimeforthepleasures.1、A．activities B．servicesC．demands D．exercises2、A．time B．strengthC．money D．ability3、A．lead B．simplifyC．adapt D．consider4、A．comfortable B．interestingC．important D．hard5、A．study B．helpC．meet D．play6、A．pleasures B．placesC．tasks D．goods7、A．found B．receivedC．took D．quit8、A．read B．wroteC．showed D．told9、A．us B．yourselfC．children D．herself10、A．attending B．organizingC．having D．going11、A．life B．resultC．balance D．difference12、A．office B．hospitalC．park D．school13、A．gone B．betterC．strong D．obvious14、A．abit B．farfromC．muchtoo D．morethan15、．A．keeppace B．settledownC．takeoff D．slowdown16、A．expect B．doubtC．complain D．imagine17、A．How B．WhenC．Where D．Why18、A．traveling B．readingC．shopping D．working19、A．aware B．afraidC．proud D．sure20、A．value B．controlC．success D．experience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）Backin1995,JackMamadehisfirsttriptotheUSandusedtheInternetforthefirsttime.Aftersearchingfor“beer”,hesawthatnoresultscameuprelated

1．China.Whenhethensearchedfor“China”andstillsawnoresults,hedecided

2．(set)upaChinesewebsite—theseedforAlibabawassown.Ma

3．(simple)wantedhiscompanytohavea

4．(globe)andinterestingname,andrealizedAlibabawasastory

5．(know)acrosstheworld.Thecompany6．(found)in1999and

7．

thenhasgrownfrom15employeestoover30,000.Alibabahasdirectlyandindirectlycreated40million

jobsforChina.MahopestokeepexpandingAlibabaoutsideofChinaandisaimingfor2billion8．(consume)and10millionsmallbusinessestouse

9．companyoutsideofChina.MabecametherichestmaninChina,when

thecompanyhefoundedfloatedonthestockmarketlastyearwithavalueofaround＄140billion—the

10．(large)publicofferinginhistory.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处语言错误，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）不记分。StartedinSeptemberof2003,smilecardsbeganappearingallaroundaworld、Theyaremarkerofabrandnewgameoftag,where"you'reit"becausesomeonehasdoneanythingniceforyou、Thenit'syourturntodosomethingniceforsomeoneelsebut,intheprocess,passthecardalong、Thiswasagameofpay-it-forward:makesomeonesmilewithoutgivingoutthename,leavebehindacardaskthemtokeepitgoing、It'seasyandfunny、Iskindnesstrulycontagious?There'sonlyonewaytofindout—jointhefun!Getyoursmilecards,readuponsomekindnessideas,andgetstarted!第二节书面表达（满分25分）29．（25分）假定你叫李华。你校要放一部有关七夕节（QixiFestival）的电影。请给你校喜欢中国文化的交换生Mary写封邮件，内容包括：1.放映时间地点；2.电影内容：七夕节的传说（legend）；3.准备工作：了解有关七夕节的背景。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、B2、A3、A4、D5、D6、A7、B8、D9、C10、B11、C12、B13、A14、B15、B16、D17、C18、D19、A20、A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、Anewstudysuggeststhatwashingdishesbyhandishealthierthanusingadishwasher.Nobodylikesdoingthedishes,butitturnsoutthatdoingthistaskmightpayoffinanunexpectedway.AccordingtoanewstudypublishedintheJournalofPediatrics,washingdishesbyhandinsteadofusingadishwashermightpreventthedevelopmentofallergies(过敏).ResearchersinSwedensurveyedtheparentsof1,029childrenaged7and8.Theydiscoveredthatchildrenwhosefamilieshand-washedthedishesinsteadofusingamachinewerelesslikelytohaveallergies.Earlierresearchhasshownthatdisheswashedbymachinearecleanerthanthosewashedbyhand.Sowhywouldkidswhoeatoffofslightlydirtierplatesbebetteroffwhenitcomestopreventingallergies?Oneexplanationisbasedonatheoryknownasthe“hygienehypothesis”,whichsaysthereasonkidsdevelopallergiesisthattheirsurroundingsareactuallytooclean.Yourimmunesystemkeepsyouhealthybyfightinggerms(细菌)likebacteriaandviruses.Butwhenyouhaveallergies,itoverreactsandtriestofightordinarythingslikepollen(花粉)orcertainfoods.Beingexposedtogerms,especiallyearlyinlife,isgoodtrainingfortheimmunesystem,saystheleadauthorofthestudy,Dr.BillHesselmarofQueenSilviaHospitalinSweden.“Youstimulatetheimmunesysteminvariouswaysanditbecomestolerant.”Thisstudyshowsthatwhileusingthedishwashermightbee