2023學年上海市長寧區(qū)、嘉定區(qū)高考英語三模試卷（含解析）

2023學年高考英語模擬測試卷注意事項1．考試結束后，請將本試卷和答題卡一并交回．2．答題前，請務必將自己的姓名、準考證號用0．5毫米黑色墨水的簽字筆填寫在試卷及答題卡的規(guī)定位置．3．請認真核對監(jiān)考員在答題卡上所粘貼的條形碼上的姓名、準考證號與本人是否相符．4．作答選擇題，必須用2B鉛筆將答題卡上對應選項的方框涂滿、涂黑；如需改動，請用橡皮擦干凈后，再選涂其他答案．作答非選擇題，必須用05毫米黑色墨水的簽字筆在答題卡上的指定位置作答，在其他位置作答一律無效．5．如需作圖，須用2B鉛筆繪、寫清楚，線條、符號等須加黑、加粗．第一部分（共20小題，每小題1.5分，滿分30分）1．—Iamsogladtofindyouathome.Canyoudomeafavor?—Sure._______?A．Whynot B．What’supC．Howcome D．Howisitgoing2．，dear!Thingswon’tbeasbadasyouthink.Therecertainlywillbechancesforyou.A．Hurryup B．LookupC．Cheerup D．Makeup3．Greatpity!Hisillnessis________thetreatmentavailablesofar.A．within B．above C．about D．beyond4．Amythisanaccountofthedeedsofagodorsupernaturalbeings,usuallyexpressedintermsof______thought.A．primary B．capital C．initial D．primitive5．Therearealsopeoplewhoobjecttofairystoriesonthegrounds______theyarenotobjectivelytrue,andthatgiants,witches,two-headeddragonsetcdonotexist.A．that B．what C．which D．when6．—HowareyougettingalongwithyourGerman,Kate？—Oh,Mr．Black,I’msotiredofit．MaybeIshoulddropout_____itkillsme．A．when B．after C．while D．before7．—Ineedtoadvertiseforaroommatefornextterm.—________？Maryisinterested.A．Whybother B．WhynotC．Sowhat D．Whatfor8．Theengineeristhoughttobecapableandmodest,sohispromotiontomanagerisapopular_____.A．achievement B．appointment C．commitment D．employment9．Theyoungergenerationareraisedinamoreopenenvironment,whichhasenabledthemtodevelop____theirvaluesinlife.A．inchargeof B．incontrastto C．inexchangefor D．intunewith10．I’mafraidthatIcan’tattendTom’sweddingparty______nextweekend.A．tobeheld B．beingheldC．held D．istobeheld11．---Excuseme,couldyoutellmethetime,please?---Sorry,Idon’thaveawatchwithme.---___________A．Thanksalot. B．Whatapity.C．I’msorrytohearthat D．Thanksallthesame12．Ireallydon’tknowhowtoexpressmythankstoMr.Li,myhighschoolEnglishteacher,withoutwhosehelpI__________tocollegethatyear.A．weren’ttogo B．hadn’tbeenabletogoC．couldn’tgo D．couldn’thavegone13．Wecompletedonethirdoftheproject,andtheloan_______inplace,wehadtodelaytheresttillthenextmonth.A．notarranged B．wasnotarrangedC．notarranging D．hadnotbeenarranged14．Accordingtoarecentstudy,thehighschoolgraduationrateforblackmenhasfallenby43percent,while________ofblackwomenhasrisenby56percent.A．that B．whatC．one D．which15．Takingtargetedmeasurestohelppeopleliftthemselvesoutofpoverty,_____hasbeenpredicted,isfruitful.A．whatB．whichC．asD．that16．40gramsofmeatperdayis______peopleshouldconsumeinordertostayfit.A．thatB．whyC．howD．what17．--Theweatheristoocold___Marchthisyear.--Itwasstill___whenIcamehereyearsago.A．for;colder B．in;coldC．in;hot D．for;hotter18．Wehavetimeandagain____ourpositiononTaiwanissue!Whateverhappens,wewon’tchangeit!A．explained B．clarified C．introduced D．concluded19．ThatwasaverybusystreetthatIwasneverallowedtocrossaccompaniedbyanadult.A．when B．if C．unless D．where20．－Doyoureallymeanitwhenyousayhewillagoodpresident?A．judge B．duit C．turn D．Serve第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個選項中，選出最佳選項。21．（6分）Recentlythesewerline(污水管道)underourhousedidn’twork.Myfirstresponsewastocallarepairman.madethecall,expectingthemanattheotherendofthelinetocomplainaboutsuchanawfuljob.Instead,hesimplyasked,“Theaddress?”AnhourlaterStevearrivedinhistruck.HelookedexactlyasIhadimaginedhemight:broadandbearlike,inwell-wornclothing.“Canyoufixit?”Iaskedwithamixtureofdoubtandhope.Stevelookedatmeasifrespondingtomylackoffaith.Withacheerfulshrugthatsuggestedmycrisiswasallinaday’sworkforhim,hesaid,“Sure.”Afterashortwhile,Stevetoldmethathehadtogetatoolandtearupthestreettothemainsewerline.Hewouldfirsthavetogetpermissionfromthetown.Iregisteredappropriatepanic.“Howlongwillallthistake?”Again,ashrug.“Ishouldhaveitdonebyevening.”Ididnotwanttowatchthediggingofmypropertyunfoldandwentintotowntovisitsomefiends.Ifeltsomewhatguiltyupondrivingoffinmycleanvehicle,leavingStevetosuchadisagreeabletask.Finally,whenIwenthome,asweetersightIneversaw;aperiodofnewlypavedstreetandallwastidyandrelativelydry.Ineedtosay,inmyowndefense,thatIamnotaweakfatheroftwochildren.I’vetraveledallovertheworld,servedintheUnitedStatesNavyandearnedaPhD．Butthebrokensewerlinewasmylimit.ThenIthoughtaboutSteve.Big,rough,andhowpeoplemightjudgehim,ifnotforhisappearancethenforhiswork.AndIwastakenbytheveryideathat,nomatterwhatcrisisoccurs,thereissomebody,somewhere,whohastheappropriatetoolsandsettlesit.1、WhatdoweknowaboutSteve?A．Hewearsneatandnewclothes.B．Heisquiteconfidentofhisskills.C．Healwayscomplainsabouthisjob.D．Hehesitatestoaccepttherepairwork.2、WhatdidStevethinkoftheauthor’scrisis?A．It’sagreatchallenge.B．It’sbeyondhisability.C．It’sapartofhisroutine.D．It’snoneofhisbusiness.3、Whydidtheauthorleavehomeduringtherepairs?A．Helikedtotakehistimeridingoutside.B．Hedrovetoturntohisfriendsforhelp.C．Hewasafraidofbeinglookeddownupon.D．Hewasunwillingtofacetheembarrassingsituation.4、Whatcanbeinferredfromthetext?A．Actionspeakslouderthanwords.B．Godhelpsthosewhohelpthemselves.C．Everyprofessionproducesitstopexperts.D．Hopeforthebest,butpreparefortheworst.22．（8分）閱讀理解Onthefirstdayofschoolourprofessorintroducedhimselfandchallengedustogettoknowsomeonewedidn'tknow.Ilookedroundwhenagentlehandtouchedmyshoulder.Iturnedaroundtofindawrinkled,littleoldladywithasmile.Shesaid,“Hi,handsome.MynameisRose.I'meighty-sevenyearsold.CanIgiveyouahug？”Ilaughedandenthusiasticallyresponded,“Ofcourseyoumay！”Shegavemeagiantsqueeze.“Whyareyouincollegeatsuchayoung，innocentage？”Iasked.“IalwaysdreamedofhavingacollegeeducationandnowI'mgettingone！”shetoldme.AfterclasswewalkedtotheStudentUnionbuildingandsharedachocolatemilkshake.Webecameinstantfriends.Everydayofthenextthreemonthswewouldleaveclasstogetherandtalknon-stop.Iwasalwayslisteningtothis“timemachine”asshesharedherwisdomandexperiencewithme.Overthecourseoftheyear,Rosebecameacampusicon(偶像)andsheeasilymadefriendswherevershewent.AttheendofthesemesterweinvitedRosetospeakatourfootballdinner.I'llneverforgetwhatshetaughtus.“Wedonotstopplayingbecauseweareold;wegrowoldbecausewestopplaying.Thereisahugedifferencebetweengrowingolderandgrowingup.Anybodycangrowolder.Thatdoesn'ttakeanytalentorability.Theideaistogrowupbyalwaysfindingopportunitiesinchange.Havenoregrets.Theelderlyusuallydon'thaveregretsforwhatwedid,butratherforthingswedidnotdo.Theonlypeoplewhofeardeatharethosewithregrets.”Sheconcludedherspeechbycourageouslysinging“TheRose”．Shechallengedeachofustostudythelyrics(歌詞)andlivethemoutinourdailylife.Attheyear'sendshefinishedthecollegedegreeshehadbegunallthoseyears.OneweekaftergraduationRosediedpeacefullyinhersleep.1、Whathappenedtotheauthoronthefirstdayofschool?A．Hegottoknowanoldprofessor.B．Hemadetheacquaintanceofanoldlady.C．HejoinedtheStudentUnion.D．Hehadtoshareamilkshakewithothers.2、FromtheunderlinedsentenceinParagraph1,wecanfindouttheauthor's________.A．concernaboutageB．respectfortheoldC．curiosityabouttheladyD．complaintabouteducation3、Intheauthor'seyes，________.A．RosewasinnocentandgenerousB．RosewaswiseandskilledC．Rosewastalentedandhard-workingD．Rosewascourageousandherwordswereinspiring4、WhichsayingmightRosepossiblysupport________.A．Oneisnevertoooldtolearn.B．Afriendinneedisafriendindeed.C．Romewasn'tbuiltinaday.D．Itisnousecryingoverspiltmilk.23．（8分）Ifyouwanttobeproductive，youmustcompletework．Almosteverythingwedohasmanystagestocompletionandinmanysituations，youdon'tactuallycreatevalueuntilyoufinishthelaststage．Farmerscan'tselltheirgrainuntilitisharvested．Automakerscan'tsellcarsthathavemadeit90%ofthewaythroughtheassemblyline（生產線）．Mostemployersaren'tgoingtopayyouforhavingadegreeunlessyoufinishedthelastclassandgraduated．Nowallthosethingsrequirestarting，butifyouhaveworkinprogress，themostvaluablethingyoucandoistopicksomethingandfinishit．Finishingiswhereyoustartbenefitingfromthevalueyou'vecreated．I'venoticedthatmanysuccessfulpeoplearen'ttheoneswhoarethesmartestorhavethebestideas．Theyareoftentheoneswhodothebestjoboftakinganideaandcompletingit．Agoodideafullycarriedoutisbetterthanagreatideathatnevergetscompleted．Doesthismeanyouneedtofinisheverythingyoustart？Notnecessarily，butifyoudon'tthinksomethingisworthfinishing，behonestwithyourselfandterminatetheproject．Don'tleavehundredsofhalffinishedeffortslyingaroundphysicallyormentallyactinglikeyouaregoingtocomebackandpickthemup．Ifyouneedtodropsomething，dosostrategicallyandintentionally．Ifyou'veputsignificanteffortintoaproject，youmaystillbenefitfromfinishingitevenifyouwouldn'tstartitagainbasedonchangedcircumstances．Forexample，ifyouareinyourlastfewmonthsbeforegraduatingfromcollegeandrealizeyoudon'twanttocareerinwhatyouaremajoringin，youprobablyshouldgoaheadandgraduatebecausethereissignificantvalueinhavingthedegree---evenifyoudon'tintendtoactuallyworkinthatfield．Whatprojectsdoyouhavethatarecurrentlyinprogress？Canyoufindsomethingandfinishit？1、Whydomanypeoplebecomesuccessfulaccordingtotheauthor？______A．Theyarethesmartest B．TheyhavethebestideasC．Theystartthingssmoothly D．Theymakeideasfullycompleted2、Whatdoestheunderlinedword"terminate"inparagraph3mean？______A．Develop B．EndC．Plan D．Support3、Accordingtotheauthor，whichofthefollowingisthecorrectwayofcreatingvalue？______A．AmandecidestofinishallhestartstodoB．FarmershurrytoselltheircropsbeforetheyareripeC．AcollegestudentchoosestostudyuntilhegetshisdegreeD．Astudentkeepsahalf-filledstampalbumaroundforfutureuse4、Whatisthebesttitleforthetext？______A．Finishingvs．Starting B．WellBegunisHalfDoneC．Planningvs．Performing D．ItisEasierSaidthanDone24．（8分）Everymorningat6amAlanSwallowgetsoutofbed,hasbreakfastandreadsthepaper.Andforthatheisanunsunghero.WhenhereadsTheSouthlandTimesinthemorning,hereadsitaloudandrecordsifforpeoplewhoarevisuallyimpaired(受損的).TheBlindFoundationprovidesitsmemberswiththeTelephoneInformationService(TIS)whichhasarticlesfrommorethan70newspapers,radioandTVschedules,financeinformation,publicandgovernmentnoticesandupdatesfromtheBlindFoundation.For17yearsSwallowhasreadthepaperfortheservice.Intheearlydayssomeonewouldheaddowntothelocalstudiotorecordthenewsforthedayandtheyhadonechancetogetitright.Nowadays,thenewsreaderscanworkfromhomesuingtheirphones.TheTISserviceisavailable365daysayear,anditcouldsometimestakehimanhourtogetthroughthelocalnewsitemshehadchosen.“Itdoesn’ttakemucheffort,butitdoestakeacommitmentbecausepeoplearerelyingonit.”Hesaid.Theservicehadstruggledforsometimewithvolunteersbecausenotmanypeopleknewaboutit.Swallowsaid,“Itwasfulfillingtoknowthatpeoplewerebenefitingfromwhathewasdoing.”ForBlindFoundationsocialfunctionorganiserLizAnstice,theopportunitytogivebacktoafoundationthathadgivenmuchtoher,wasaniceaspectoftherole.Shehasbeeninvolvedwiththefoundationforfiveyearsaftershebecamevisuallyimpaired.Shesaidthebiggestchallengewasbuildingthetrustthatpeoplehadinthelocalbranchofthefoundation.Ansticereformedthesocialcommitteegroupandchangedthingssopeopledidnotgetbored.TheChristmascelebrationshadbeensowellreceivedmembersfromtheBlindFoundationinBalcluthawerecomingdownforthem.However,sometimesgettingmemberstotheeventswasachallengebecauseofalackofvolunteersavailabletotransportthem,shesaid.ShewasproudofbeingafinalistfortheVolunteerRecognitionAward.1、HowdoesAlanSwallowworkforTheBlindFoundation?A．Bywritingnewspaperarticles.B．Byreadingnewsfortheblind.C．Byupdatinglocalnewseveryday.D．Bycollectingtelephoneinformation.2、HowdoesAlanSwallowfeelabouthisworkfortheTISservice?A．Time-consuming.B．Challenging.C．Satisfying.D．Struggling.3、What’stheproblemforgettingmemberstotheeventsaccordingtoLizAnstice?A．People’sdistrust.B．Costsoftransport.C．Boredomofevents.D．Shortageofvolunteers.4、What’sthebesttitleforthetext?A．BlindFoundationRecognizesItsUnsungHeroesB．WorkforTelephoneInformationServiceC．GreatChallengestoBlindFoundationD．BlindFoundation:ReformsGoingon25．（10分）Aresomepeoplebornclever,andothersbornstupid?Orisintelligencedevelopedbyourenvironmentandourexperience?Strangelyenough,theanswertothesequestionsisyes.Tosomedegreeourintelligenceisgiventousatbirth,andnoamountofeducationcanmakeageniusoutofachildbornwithlowintelligence.Ontheotherhand,achildwholivesinaboringenvironmentwilldevelophisintelligencelessthanonewholivesinrichandvariedsurroundings.Thusthelimitsofperson’sintelligencearefixedatbirth,whetherornothereachesthoselimitswilldependonhisenvironment.Thisview,nowheldbymostexperts,canbesupportedinanumberofways.Itiseasytoshowthatintelligenceistosomedegreesomethingwearebornwith.Thecloserthebloodrelationshipbetweentwopeople,theclosertheyarelikelytobeintelligent.Thusifwetaketwounrelatedpeopleatrandomfrompopulation,itislikelythattheirdegreeofintelligencewillbecompletelydifferent.If,ontheotherhand,wetaketwoidenticaltwins,theywillverylikelybeasintelligentaseachother.Relationslikebrothersandsisters,parentsandchildren,usuallyhavesimilarintelligence,andthisclearlysuggeststhatintelligencedependsonbirth.Imaginenowthatwetaketwoidenticaltwinsandputthemindifferentenvironments.Wemightsendone,forexample,toauniversityandtheothertoafactorywheretheworkisboring.Wewouldsoonfinddifferencesinintelligencedeveloping,andthisindicatesthatenvironmentaswellasbirthplaysapart.Thisconclusionisalsosuggestedbythefactthatpeoplewholiveinclosecontactwitheachother,butwhoarenotrelatedatallarelikelytohavesimilardegreeofintelligence.1、Thewriterisinfavoroftheviewthatman’sintelligenceisgiventohim.A．atbirth B．througheducationC．bothatbirthandthrougheducation D．throughenvironmentofone’sfamily2、Ifachildisbornwithhighintelligence,hecan.A．surelybecomeageniusB．stillbecomeageniusifheisn’tgivengoodeducationC．reachhisintelligencelimitsthroughhisowneffortsD．probablyreachhisintelligencelimitsinrichandvariedsurroundings3、Theexampleofthetwinsgoingtoauniversityandtoafactoryseparatelyshows.A．theimportanceoftheirintelligence B．theroleofenvironmentonintelligenceC．theimportanceoftheirpositions D．thepartthatbirthplays4、Thebesttitleofthepassagecanbe.A．OnIntelligence B．OnGeniusC．DependenceonEnvironment D．EffectofEducationonIntelligence第三部分語言知識運用（共兩節(jié)）第一節(jié)（每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個選項中，選出可以填入空白處的最佳選項．26．（30分）WhenIwasayoungmanIhadmuchego(自負).IthoughtI1everything.Ilookedforwardtofameandsuccess.Icanevenrememberonceincollege2tellingoneofmyfriends:“Ifonlyeveryonelistenedtome,thentheywouldallbehappy.”I3leftschool,readytotakeontheworld.LittledidIknowtheworldwasabouttotakeonme.Inthe4followingcollege,insteadofsuccess,Ifoundstruggles.Ihad5infindingwork.Myjobswereeithertemporaryorwere6badly.WhenmywifeandIhadchildren,wewere7tolearnthatbothofoursonshadAutism(自閉癥)andwouldneedtobe8fortherestoftheirlives.Ihadno9whythishadhappenedtous.Intime,however,Ibeganto10.Myegowasdecreasingfast.Insteadofsuccess,Ifoundmy11inmomentsoflove.Playingand12withmysonsbroughtmesomuchhappiness.Myboys13memoreaboutpeace,patience,joyandlovethanIcouldhaveeverlearnedonmyown.Ibegantosharethe14Ilearnedthroughmywritingsandmylife.Ifinallyrealizedthatmy15inthisworldhadnothingtodowithfameorsuccess.16,ithadeverythingtodowithallowingloveandlightintomylifeand17itwitheveryoneIcould.Youmaynotbehappy100%ofthetime.18canbeinthisworld.Yet,youwillfindajoynoearthly(世俗的)19couldevergive.Putallofyourmoments,days,andyearstogoodusethen.20themwithlove.1、A．knewB．deservedC．possessedD．confirmed2、A．calmlyB．honestlyC．proudlyD．eagerly3、A．frequentlyB．finallyC．suddenlyD．smoothly4、A．yearsB．monthsC．weeksD．days5、A．funB．regretC．powerD．trouble6、A．doneB．paidC．preparedD．judged7、A．exhaustedB．annoyedC．shockedD．embarrassed8、A．takenchargeofB．paidattentiontoC．putupwithD．takencareof9、A．beliefB．hopeC．opinionD．idea10、A．agreeB．changeC．struggleD．improve11、A．challengeB．joyC．luckD．goal12、A．laughingB．toyingC．swimmingD．working13、A．fetchedB．broughtC．preparedD．taught14、A．theoriesB．contentsC．lessonsD．truths15、A．demandB．careerC．purposeD．world16、A．ThereforeB．AgainC．AlsoD．Instead17、A．sharingB．owningC．admiringD．enjoying18、A．SomebodyB．NobodyC．EverybodyD．Anybody19、A．personB．matterC．successD．experience20、A．LiveB．FillC．ExchangeD．Equip第二節(jié)（每小題1.5分，滿分15分）閱讀下面材料，在空白處填入1個適當?shù)膯卧~或括號內單詞的正確形式。27．（15分）（題文）Nowadays,itiscommon（小題1）moreandmorehighschoolstudentsopentheirownmicroblogsontheInternet.Foronething,itcanprovideacolorfulplatformtoshowtheirtalent.Foranother,itisausefulway（小題2）(release)theirpressure.Andallthesemakeitmoreandmorepopularwithhighschoolstudents.Butmanyparentsandteachersholdadifferentview.Theythinkthatmanagingone’smicroblogwilltakealotoftimeandenergy,（小題3）shouldbeusedtostudy.Inmyview,Iamgreatlyinfavor（小題4）thisactivity.TodaytheInternetisplaying（小題5）importantroleinourlife.Therefore,ashighschoolstudentsoftheInformationAge,weneedtolearntomakeuseofthis（小題6）(value)tooltocommunicateanddisplayourselves.What’smore,openingandorganizingmicroblogsneedvariousabilitiessuchaswriting,designing,beingskillfulatcomputerandsoon.Onlyifwemasterthoseabilitiescanwemakeasuccessfulmicroblog.Asaresult,weimproveourselveswhile（小題7）(organize)ourmicroblogs.Infact,themicroblog（小題8）(oneself)isoflittleharm.Itisyourattitudetowardsitthat（小題9）(matter).Weshouldtakethe（小題10）(advantage)andavoidsomebadeffects.第四部分寫作（共兩節(jié)）第一節(jié)短文改錯（滿分10分）28．（10分）假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文。文中共有10處語言錯誤，每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。增加；在缺詞處加一個漏字符號（∧），并在其下面寫出該加的詞。刪除：把多余的詞用斜線（＼）劃掉。修改：在錯的詞下劃一橫線，并在該詞下面寫出修改后的詞。注意：1．每處錯誤及其修改均僅限一詞；2、只允許修改10處，多者（從第11處起）不計分。Ilefthomeat17andpaymyownwaythroughcollege.Inthepast20years,IhaveworkedforeverythingIneeded.Soitshocksmewhatsomepeopleintheir20s,stillgettheirlifesupportedbyourparents.Someoftheseparentshavedifficultsupportingtheirfamilies.It’struethatthejobmarketismuchmoreharderthesedays.Therefore,therearecertainlysomewaystomakelivingonourown.Evenifourparentsisniceenoughtopayforourcollege,weshouldn’tburdenthemwithourproblems.Weshouldbefinancialresponsibleadults,madeourparentsproudofus.第二節(jié)書面表達（滿分25分）29．（25分）第二節(jié)書面表達（滿分35分）假定你校將舉行一個成人儀式，你將作為代表在儀式上發(fā)言。請你按以下內容要點準備一篇英文發(fā)言稿。1.過去對成年的向往；2.現(xiàn)在的感受和認識；3.將來的目標及措施。參考詞匯：責任responsibility注意：1.詞數(shù)100左右；2.可以適當增加細節(jié)，使行文連貫；3.發(fā)言稿的開頭與結束語已為你寫好（不計入總詞數(shù)）Goodmorning，everyone！Thetopicofmyspeechtodayis“thoughtsonbecomingagrown-up”.______________________________________________________________________________________________________________________________________________________________Thankyouforlistening.

2023學年模擬測試卷參考答案（含詳細解析）第一部分（共20小題，每小題1.5分，滿分30分）1、B2、C3、D4、D5、A6、D7、A8、B9、D10、A11、D12、D13、A14、A15、C16、D17、A18、B19、C20、C第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個選項中，選出最佳選項。21、1、B2、C3、D4、C22、Everyday,peoplecomeintocontactwiththousandsofchemicals.Thesechemicalsaresaidtobeharmlesstohumanhealth.Infact，thechemicalsareconsideredsosafethatwewashwiththem.Weputthemonourbodiesandevenourfaces.Otherchemicalproductsareusedthroughoutourhomes.Bythetimeyouwalkoutofyourfrontdoor,youhavealreadybeenexposedtothousandsofchemicals.Onitsown,eachchemicalseemsharmless.Butincombinationwithotherchemicals,theymaybecomedeadly.Thatisthefindingofatwo-yearstudybyahigh-profiletaskforceofscientists.Thetaskforcewastoldtoinvestigatethecancer-causingpossibilityofchemicalmixtures.LindaGulliverwasoneof174scientistsonthetaskforce.Theirjobwastostudythecancer-causingpotentialof85chemicals.All85aresaidtobecommonintheenvironment.Ms.Gulliverexplainsthatchemicalshavethepotentialorytoformdangerousmixtures.Evensimplemineralscanbecomedangerouswhenmixedwithchemicalsfoundinplasticsorbeautyproducts.Workingingroups,thescientistsexploredhowdifferentchemicalmixturescouldleadtocancer.Ms.Gulliver’steamlookedattheabilityofdifferentcombinationstosupportthein-creaseofmalignant(惡性的)humancells.Shesaysthecurrentwaytoidentifywhetherchemicalscausecanceristotestthemoneatatime.Thismethodleads,s