福建省莆田市第八中学2025届高三冲刺模拟英语试卷含解析

福建省莆田市第八中学2025届高三冲刺模拟英语试卷注意事项：1．答卷前，考生务必将自己的姓名、准考证号、考场号和座位号填写在试题卷和答题卡上。用2B铅笔将试卷类型（B）填涂在答题卡相应位置上。将条形码粘贴在答题卡右上角"条形码粘贴处"。2．作答选择题时，选出每小题答案后，用2B铅笔把答题卡上对应题目选项的答案信息点涂黑；如需改动，用橡皮擦干净后，再选涂其他答案。答案不能答在试题卷上。3．非选择题必须用黑色字迹的钢笔或签字笔作答，答案必须写在答题卡各题目指定区域内相应位置上；如需改动，先划掉原来的答案，然后再写上新答案；不准使用铅笔和涂改液。不按以上要求作答无效。4．考生必须保证答题卡的整洁。考试结束后，请将本试卷和答题卡一并交回。第一部分（共20小题，每小题1.5分，满分30分）1．Itisobvioustothestudents_____________theyshouldgetwellpreparedfortheirfuture.A．as B．thatC．which D．whether2．MymotherisalwayswarningmewhenIgoout,“Don’tgetoffthebus________itisstopping.”A．untilB．whileC．beforeD．after3．Friendshipcanneverbeatrade;______,itneedsthemostthoroughandunprofitableconcept.A．inaddition B．bycontrast C．inreturn D．bychance4．Theyaresmiling.There______muchtroublesolvingtheproblem.A．couldn’tbe B．mustn’tbeC．can’thavebeen D．mustn’thavebeen5．---Whenshallwestartthereconstructionofthehistoricbuilding? ---Notuntilourprogram______bytheauthority. A.willapprove B.willbeapprovedC.hasapproved D.hasbeenapproved6．—Iwanttolearntennis.Wouldyouliketohelpme?—.Butlearningtennisisnowalkinthepark.A．NokiddingB．NowonderC．NoproblemD．Noway7．Timeispressing．Youcannotstartyourtask_____soon．A．too B．very C．so D．as8．Itwasconsiderate_____younottoplaythepianowhileIwasasleep.A．of B．for C．to D．from9．—Can'tyoudrivealittlefaster?—No.IfI________anotherspeedingticket,mydadwouldtakeawaymycar.A．wouldget B．wouldhavegot C．hadgot D．got10．Ifhe____hard,hewouldhavepassedtheexam.A．weretoworkB．hadworkedC．shouldworkD．wastowork11．—Hi,Tom!IgotachancetobeanexchangestudentinHarvardUniversity.—_________!Ihadbeenexpectingtostudythere.A．Luckyyou B．HavefunC．Takeiteasy D．Forgetit12．Everythingwasplacedexactly________hewanteditforthegraduationceremony.A．theplacewhere B．whenC．where D．inwhich13．Itwasannouncedthatonlywhenthefirewasundercontrol__________toreturntotheirhomes.A．theresidentswouldbepermittedB．hadtheresidentsbeenpermittedC．wouldtheresidentsbepermittedD．theresidentshadbeenpermitted14．—Mike,it’sreallyimpossibleforustogettotherailwaystationintime!—HowIwishIcouldstopthetrain________it.A．catchB．tocatchC．catchingD．caught15．IliketheseEnglishsongsandthey________manytimesontheradio.A．taught B．havetaughtC．aretaught D．havebeentaught16．ThankstoChinesepeople’shardworkandwisdom,Chinahas_____intothesecondlargesteconomy.A．evolved B．slipped C．extended D．shaped17．Thiskindofgelpenwhich______smoothlyisquitepopularwithstudents.A．iswrittenB．iswritingC．wroteD．writes18．Theseremarkablefindingssuggesttheelephantshave________amemorycapacitytomakedistinctionsbetweenhumanvoices.A．builtup B．packedup C．broughtup D．tookup19．Don’tleavethewater______whileyoubrushyourteeth.A．racingB．rushingC．runningD．rolling20．---DoyouthinkPeterisagoodpartner?---Notreally!Therearesomethingsthatarenoteasyto________,andhislazinessisone.A．putasideB．putupwithC．thinkofD．getalongwith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）Whatiserosion(腐蚀)?Erosionissimplywhensoilistransportedontheearth'ssurfacefromonelocationtoanotherbyanaturalcause.Thisiseasytoimagine.Pictureasandcastleonabeach.Thissandcastleisparticularlybeautiful,theworkofawholelong,hotsummerafternoon.Ithasthreetowers,withagreatwallrunningallaround.Smallsquarehousessitinanopenareainthecenter.FromthetallesttowerfliesaPop-sicle-wrapperflagfromasmalltwigflagpole.Itsbuildersitsback,proudlyadmiringherwork.Butitislate,andthetideiscomingin,bringingthewatercloser.Finally,thecastleishitwithagiantwave.Asitpullsout,thebuilderseesthereisnothingleftbutbitsofthetowersandasmallbrokentwig.Wherehasthesandgone?Notveryfar,really.It’smovingaroundthewaterthatwillwashbackandforthacrossthebeachallday.It’sspreadaroundthebeachnexttothecastle.However,tooureyes,ithasdisappeared.Thisisalsothewaywitherosion.Partsoftheearthseemtodisappearbuthavereallyjustbeenmovedaround.Acommonexampleofwaterchangingthelandscapeissinkholes.Sinkholesareformedwhenundergroundwaterwearsawaythedirtandrockthatsurroundsit.Eventually,theholeunderneaththegroundissobig,andtheearthaboveitsothinthatthesurfacecollapsesintothehole,takingwithitanythingunluckyenoughtobeonthesurfaceatthetime.Sinkholesoccurnaturallyandhavebeenaroundaverylongtime.Today,though,manysinkholesarecausedbytheactionofhumanbeings.Infact,today,humanbeingsareoneofthethingshelpingtospeeduperosionoftheearth.Scientistsbelievethatbypumpingwaterfromunderground,movingsanddunesandothernaturally-occurringanti-erosionmeasures,humanshaveallowederosionoftheearthtospeedupbyasmuchas40times.Thismeansthatbeachesaroundtheworldaredisappearing,moresinkholesareopeningup,andfarmlandisrapidlybecomingdesert.1、What’stheauthor’spurposeofdescribingasandcastleinParagraph2?A．Toshowthedestructiveforceofnature.B．Torecallhishappychildhood.C．Tocatchthereader’sattention.D．Toexplainwhaterosionis.2、Whatdoestheunderlinedword“it”refertointhepassage?A．Thehole.B．Theground.C．Theearth.D．Thesurface.3、Accordingtothepassage,whichofthefollowingcanyouinfermayNOTbethecauseofsink-holes?A．Alotofhigh-riseshavebeenbuilt.B．Peoplepumpwaterfromunderground.C．Toomanymineshavebeenopenedup.D．Undergroundwatertakesawaydirtandrockaroundit.4、Basedonthepassage,whatismostlikelytobeoneresultoferosion?A．Desertificationwillspeedup.B．Sinkholeswillbeeverywhere.C．Manyplantspecieswilldisappear.D．Earthquakeswillhappenmoreoften.22．（8分）UrbanTransportationinCanadaPublictransportation&TransitpassesAllcitiesandmostmajortownsinCanadahaveapublictransportationsystemwithoneormoremodesoftransportation(bus,subway,train,etc.).ThebusisthemostcommonformofurbantransportationinCanada.Tousepublictransportation,youmustpurchaseaticketoratransitpass.Transitpassesallowyouunlimiteduseofpublictransportationforaspecificperiod(onemonthormore).Theyareusuallycheaperthanbuyingmanyticketsifyouplantousepublictransportationoften.TransportationforpeoplewithdisabilitiesPublictransportationoftenhasfeaturestoassistpeoplewithdisabilities.Inmanycitiesandtowns,therearealsotransportationservicesavailablespecificallyforpeoplewithlimitedmobility,suchasspeciallyequippedbuses.Youcanfindoutabouttheseservicesinthesamewayyouwouldlearnmoreaboutotherpublictransportationoptions.EtiquetteonpublictransportationWhentakingpublictransportationsuchasabusortrain,itisimportanttounderstandtheunspokenrulesofconductinthesharedspace.Hereareafewthingstonote:◆Bepoliteandrespectfultoothersaroundyou.Forexample,maintainanappropriatenoiselevelwhentalkingormakingaphonecall.◆Ifyouarecarryingabackpackoralargeshoulderbaginacrowdedpublictransitvehicle,keepitclosetoyou,preferablyatyourfeettoavoidhittingpeoplewithitasyouwalkby.◆Avoidpushingortouchingothersinordertomakemoreroomforyourself.Sometimespublictransitcanbecomeverycrowded,butitisimportanttokeepcalmandgiveothersappropriatepersonalspace.◆Haveyourproofofpaymentaccessibleincaseyouareaskedtoshowit.1、Whatistheadvantagesofusingtransitpassesoverbuyingtickets?A．Lowercosts. B．Safertrips.C．Longerservicehours. D．Moreuseoftransport.2、Howdoesthetransportationsystemhelppeoplewithdisabilities?A．Byofferingfewertransportationoptions.B．Byrunningspecialtransportservices.C．Bylimitingtheirmobilityoncitybuses.D．Byprovidingfreeridesintownsandcities.3、Whatisconsideredimpoliteonpublictransportation?A．Loweringyourspeakingvoice. B．Placingbackpacksatyourfeet.C．Havingyourproofofpaymentathand. D．Stayingclosetootherpassengers.23．（8分）TraditionalChinesemedicine(TCM)isgainingglobalpopularity.Accordingtoagovernmentwhitepaper,TCMhasbeenintroducedin183countriesandregionsaroundtheworld.Westerners'understandingofTCM,however,maybelimitedtoacupundure，cuppingandmassage(针灸，拔罐和按摩).Forinstance,thepurple,injury-likemarksleftonUS.swimmerMichaelPhelps'backfromcuppingforthepurposeofrelaxinghismusclesandreducingpainbecamethecenterofattentionduringtheRioOlympicsin2016.Asamatteroffact,ChineseherbsplayamoreimportantroleingettingridofdiseasesandkeepingthebodyingoodconditionintheTCMtreatmentsystemthanphysicaltreatment.Itisthereforedishearteningtoknowthat-while103WorldHealthOrganizationmembercountrieshavegivenapprovaltothepracticeofacupuncture，notmanyrecognizeChineseherbalmedicineTCMfallsfarbehindWesternmedicineowingpartlytotheslowdevelopmentofChineseherbs.Herbs,aremadeintopills,powderandsoup,andthekindofherbsuscd1theirqualityandquantity,andtheprocessingoftheingredientsjointlydeterminetheeffectivenessoftheprescription.ComparedwithWesternmedicine,whichhasstandardizeddrugproductionprocessesandtreatmentmethods,TCMlacksstandardization,withthechemicalcompositionandfunctionsofitsmedicinesbeingunclearandtheireffectsbeingunstable.Fortunately,standardizationhasimprovedinrecentdecades,withanincreasingnumberoffactoriesproducingpatentedTCMdrugs.AnotherfactorthathaspreventedthedevelopmentofTCMprescriptiondrugsisthelackofcreativity,WhileWesternmedicine-makingcompaniescomeupwithnewproductseveryyear,TCMdrugproducerstendtomakemedicinesaccordingtoprescriptionshandeddownfromthepast.ChinesechemistTuYouyour'swinningthe2015NobelPrizeinPhysiologyorMedicineforherresearchintomalaria(疟疾）treatmentmaydrivecreativitytosomeextentinChina'sTCMindustry.However,thecurrentstateofaffairscannotbechangedwithinashorttime.1、TheauthormentionstheexampleofMichaelPhelpsinordertoshow.A．hewasinjuredinhisswimming.B．cuppingisakindofimportantTCMtreatment.C．westernersknowalittleaboutTCM.D．westernersattachgreatimportancetoTCM.2、Whydon'tsomemembercountriesofWIIOrecognizeChineseherbalmedicine?A．BecauseChineseherbscangetridofdiseasesB．BecausetheyonlyapprovethepracticeofacupunctureC．Becausewesternmedicine15moreeffectiveD．BecausemedicinemadeoutorChineseherbsdevelopsslowly3、ComparedwithWesternmedicine，whatisthemainweakpointofTCM?A．Themethodsofprocessingherbs.B．Theeffectivenessofprescription.C．Lackinginstandardization.D．Itsunstablefunctions.4、ThelackofcreativityinTCMreferstothefactthat.A．medicine-makingcompanieslackcreativity.B．prescriptionsaregotfromthepast.C．Westerncompaniesaremoreexperienced.D．medicine-makingcompanieslackdrivingforce24．（8分）阅读理解Onthefirstdayofschoolourprofessorintroducedhimselfandchallengedustogettoknowsomeonewedidn'tknow.Ilookedroundwhenagentlehandtouchedmyshoulder.Iturnedaroundtofindawrinkled,littleoldladywithasmile.Shesaid,“Hi,handsome.MynameisRose.I'meighty­sevenyearsold.CanIgiveyouahug？”Ilaughedandenthusiasticallyresponded,“Ofcourseyoumay！”Shegavemeagiantsqueeze.“Whyareyouincollegeatsuchayoung，innocentage？”Iasked.“IalwaysdreamedofhavingacollegeeducationandnowI'mgettingone！”shetoldme.AfterclasswewalkedtotheStudentUnionbuildingandsharedachocolatemilkshake.Webecameinstantfriends.Everydayofthenextthreemonthswewouldleaveclasstogetherandtalknon­stop.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(歌词)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．Rosewastalentedandhard­workingD．Rosewascourageousandherwordswereinspiring4、WhichsayingmightRosepossiblysupport________.A．Oneisnevertoooldtolearn.B．Afriendinneedisafriendindeed.C．Romewasn'tbuiltinaday.D．Itisnousecryingoverspiltmilk.25．（10分）Fivethousandsquaremetersofolddamagedcars，motorcyclesandboatsfillthisjunkyard.Foracasualonlooker，thismightbeaverysadsight.ButforAndy.it'sarealtreasure.“I’vebeenajunkhoarder(囤积者)formywholelifeandIlikefixingupwhatshouldn’tbethrownaway.Around200oldcarsendupinthisjunkyardeveryweek.Someofthemaresoldforparts，othersgetrepaired，andstillothersarebeyondrepair.”HisfatherBobbystartedthebusinesssome50yearsagoandstillspendseverymorningthere.Thefatherandsonhaveverydifferentapproachestotheirwork.TheygotaDeancabthatwasgettingthrownawayandthatwasthefather’sproject，whichAndydidnotwanthimtodo.“HedidbasicallytheoppositeofeverythingItoldhimandIthinkhediditjusttomakememad.Hedumpedatonofmoneyintothiscar，butintheenditwouldn’trun.”Andysaidjokingly.TheunusualfamilybusinessattractedtheattentionofaTVcrew.That’showtheshowJankaEmpirecametobefeaturedonanetworkoftheDiscoveryChannel.Thisshow，fiveyearsofshooting，fiveseasonsand60episodes(集)，ispopular.“TherearehundredsofjunkyardsthroughouttheUnitedStates.Ithinkwhat’sinterestingisthatitisafamilybusiness.MyfatherandIstartedthebusinessandwejokeverywellbackandforthandIthinkthat'swhatpeoplelike.Thecarsthatendupatthejunkyardcomeoutwithendlesssurprises.See，thiswasajunkcarandwerestoreditwithablownmotor.YetIdon’tgetachancetoridearoundittoooften.Becausedespiteitsshiningappearance，thenoiseoftheengineistrulydeafeningandIworrymyneighborswillnotputupwithit.”1、WhatdoesAndyseemtolikeabouthisjunkyard?A．Heisproudofitslargescale.B．Heisaddictedtocollectingthings.C．Heenjoyscreatingvalueoutofthewaste.D．Hehasthepassiontotakeoverthebusinessoneday.2、Whatcanweinferfromthe“oneDeancab”case?A．Thefatherisreadytofollowhisson’sadvice.B．Thefathergoesagainsthissondeliberately.C．Thesonisimpatientandfedupwithhisfather.D．Thefatherandsonoftendisagreewitheachother.3、WhyistheshowJankaEmpirepopular?A．TherearefewjunkyardsintheUnitedStates.B．Thefatherandsonworktogetherinafunway.C．Theshowisaseriesof5seasonsand60episodes.D．Thefamilybusinessshowsmuchconcernfortheirneighbors.4、Whatdoestheunderlinedword“it”refertointhelastparagraph?A．JankaEmpire. B．Thefamilybusiness.C．Theshiningappearance. D．Thenoiseoftheengine.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）MissBessiewasonlyfivefeettall,butshewastheonlywomanstrictenoughtomakemereadBeowulf.Ishallneverforgetthedayshe1meandpersuadedmetoreadit.“ButMissBessie,”Icomplained,“Iain’tmuch2it.”“Boy,”shesaid,“howdareyousay‘ain’t’tome!I’vetaughtyoubetterthanthat.”“MissBessie,”Iresponded,“I’mtryingtobethe3ofthefootballteam,andifIgoaroundsaying‘itisn’t’and‘theyaren’t’,myfriendsaregoingtolaughatme.”“Boy,”shesaid,“youwanttobetheleader4youhavecourage.Butdoyouknowwhat5takescourage?It’s6toloweryourstandardstothoseofthecrowd.”Then,I7saying“itisn’t”and“theyaren’t,‘‘andI8becametheleader,withoutlosingmyfriends’9.Bornin1895inpoverty,MissBessiegrewupinAthens,Alabama.Sheneverattendeduniversitybecauseshecouldnot10it.Inthelocalhighschool,she11alotaboutShakespeareandthegreatimportanceof12.“Whatyouputinyourhead,”sheoncesaid,“canneverbe13byanybody.”Duringher1444-yearcareer（职业生涯）,MissBessietaughthundredsofyoungsters.Irememberhernowwith15andaffection.MissBessienoticedthingsthathadnothingtodowithschoolwork,butwereimportanttoayoungster’s16.Onceafewclassmates17myworn-outovercoat,andasIwasleavingschool,MissBessie18me,”Carl,neverworryaboutwhatyoudon’thave.Justmakethemostofwhatyoudohave—abrain.WhenMissBessiediedin1980,hundredsofherformer19mourned.Manyofthem,20byMissBessie’sexample,becameexcellentteachers.1、A．praisedB．scoldedC．understoodD．cheated2、A．worriedaboutB．tiredofC．satisfiedwithD．interestedin3、A．memberB．friendC．leaderD．coach4、A．becauseB．soC．orD．when5、A．naturallyB．unexpectedlyC．reallyD．directly6、A．pretendingB．refusingC．wishingD．remembering7、A．startedB．preferredC．suggestedD．minded8、A．alsoB．stillC．neverD．even9、A．controlB．helpC．trustD．respect10、A．affordB．finishC．manageD．change11、A．wroteB．learnedC．thoughtD．talked12、A．knowledgeB．courageC．wealthD．confidence13、A．usedupB．givenawayC．brokendownD．takenaway14、A．boringB．difficultC．greatD．independent15、A．powerB．patienceC．excitementD．gratefulness16、A．intelligenceB．experienceC．healthD．development17、A．checkedB．madefunofC．paidattentiontoD．mended18、A．challengedB．promisedC．encouragedD．warned19、A．studentsB．colleaguesC．familiesD．relatives20、A．supportedB．followedC．guidedD．replaced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）BecautiousofFridaythe13th！Manypeoplethinkthedayisunlucky.1．（fortune）,there'sonlyoneFridaythe13ththisyear.Asthelegendgoes，youshouldtrynot2．（break）anymirrors，walkunderaladder，orevenspillanysalt.Why？Researcherssay3．istoughtofindouthowthetraditioncameintobeing.Manybelieveithas4．（religion）origins.IntheChristianfaith，therewere13guestsattablefortheLastSupper，whichwasheldthedaybeforetheFriday5．Jesusdied.Now，Fridaythe13hhasbecomeaculturalwonder.ManyAmericansavoidthenumber13alltogether，6．（include）hotelroomsandairplaneseatassignments.Itevencostscoupleslesstogetmarriedontheday.Therearemanyother7．（explain）behindthelucklessday.SimonBronner，aprofessorofAmericanstudiesatPennsylvaniaState.University，8．（believe）Fridaythe13hisawayforpeopletopintheirbadlucktoacertaincause:.Thefactshouldbe9．there'snothingspecialaboutthenumberitself.Afterall，thenumber1310．（consider）tobeluckyinsomecountries，likeItaly第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）增加：在缺词处加一个漏词符号（∧），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。MybrotherTomwasveryselfishwhenhewasalittleboy、Hedidnotwantsharethingswithotherpeople、Forexample,whenheboughtachocolatecake,heputtheminasecretplacewhereIcouldn’tfind、Thenheateitallbyhimself、Heneverhelpedother、Hesaidheisbusy、Thatis,agameoftennismakinghimverybusy、Hedidnotcareifsomethinghedidmadepeopleangry、Forinstance,ononenightheplayedstrongandloudlymusictillfouro’clockinthemorning、Butheisdifferencenow、Heoftenhelpsgrandmawithhousework,helpsmomwithcookingandhelpshisclassmatewiththeirlessons、第二节书面表达（满分25分）29．（25分）某英文报的栏目正面向中学生征文。请根据提示信息写一篇英文短文介绍香港海洋公园。1.位于香港南部，依山而建，面积超过87万平方米；2.1977年开放，是最受喜爱的公园之一；3.游客可以了解海洋生物，体验游乐设施和观看各种动物表演。注意:1.词数:100词左右.2.可适当增加细节，以使行文连贯。海洋生物:marinelife______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、B2、B3、B4、C5、D6、C7、A8、A9、D10、B11、A12、C13、C14、B15、D16、A17、D18、A19、C20、B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、D3、A4、A22、1、A2、B3、D23、1、C2、D3、C4、B24、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(恶性的)humancells.Shesaysthecurrentwaytoidentifywhetherchemicalscausecanceristotestthemoneatatime.Thi