上海市浦东新区建平中学2025届高三一诊考试英语试卷含解析

上海市浦东新区建平中学2025届高三一诊考试英语试卷考生请注意：1．答题前请将考场、试室号、座位号、考生号、姓名写在试卷密封线内，不得在试卷上作任何标记。2．第一部分选择题每小题选出答案后，需将答案写在试卷指定的括号内，第二部分非选择题答案写在试卷题目指定的位置上。3．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．—Peter,youseeminhighspirits.—________Ihavebeenofferedapart-timejobintheKFC.A．Sowhat? B．Nowonder.C．Nodoubt. D．Guesswhat.2．—HowIwishIhadworkedharderwhenIwasinthatcompany.—Ifyouhad,you_________adepartmentmanagernow.A．are B．wouldbeC．wouldhavebeen D．were3．---Youlookhappytoday.Isthereanythinggood?---I’mverydelighted______asoneoftheexchangestudents.A．tochoose B．tohavebeenchosenC．choosing D．havingbeenchosen4．______abookinfrontofyourface,you’llfeeltheairmovingagainstyourface.A．WavedB．WaveC．TowaveD．Waving5．Anyway,we’reherenow,solet’s___________someseriouswork.A．comeupwith B．getdowntoC．doawaywith D．liveupto6．________leftthedoorunlockedmustbeheldresponsiblefortheaccident.A．Whomever B．WhoeverC．Whatever D．Whenever7．Decadesago,scientistsbelievedthathowthebraindevelopswhenyouareakid______determinesyourbrainstructurefortherestofyourlife.A．soonerorlater B．moreorless C．toandfrom D．upanddown8．—HowmuchdoyouchargefortheiPhone?—Well,itcostme$400,butI’ll________20%asit’snolongernew.A．reducetoB．decreasetoC．knockoffD．cutoff9．Thewhyheisabsenttodayishehasgotabadheadache.A．reason;that B．reason;becauseC．cause;that D．cause;because10．Sincethemiddleofthelastyear,thebike-sharingmarket_____inBeijing.A．boomedB．wasboomingC．willboomD．hasboomed11．Don’tworry.Anumberofeffortsarebeingmade______thewholesystemoperatingnormally.A．beingkept B．keptC．keeping D．tokeep12．IowemycurrentsuccesstoDavid,mybestfriendsincechildhood,withoutwhomIhavenoideawhereI________today.A．am B．wasC．wouldhavebeen D．wouldbe13．________hasgreaterpotentialthanflammableicebeingminedfromunderneaththeSouthChinaSeawhenitcomestoaglobalenergyrevolution.A．nothing B．neitherC．noone D．none14．--Jassy,youspeakChinesesofluently!---______.Youarelying,Ihavetosay.B．Thanksalotforsayingso.C．That’snoneofyourbusiness.D．Ican’tagreemore.15．—Youseemtobefondofclassicalmusic.—________.Asamatteroffact,Ilikejazzmusicbetter.A．Idon’tagreeB．NotreallyC．Icouldn’tagreemoreD．Nodoubt16．ThebeautifulmountainvillagewespentourholidaylastyearislocatedinisnowpartofGuangxi.A．which;where B．where;what C．that;what D．when;which17．—DoyoulikethemobilegameTravelingFrog?—Yes,thepostsaboutthevirtualgreenfrog________over4milliontimes.A．haveread B．havebeenreadC．wouldberead D．arereading18．---IprefershuttingmyselfinandlisteningtomusicalldayonSundays.---That’s_______Idon’tagree.Youshouldhaveamoreactivelife.A．how B．when C．where D．what19．—It’stoocomplex,Ithink．—________.Sowe’dbettermakeiteasierforstudentstogetinvolved．A．That’sridiculous B．That’sthepointC．That’ssettled D．That’sallright20．Thinkcarefullybeforeyouanswerquestionsonline.Youmaybe______intogivingawayveryimportantpersonalinformation.A．caught B．addictedC．seized D．trapped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）AboyshiversintheharshOslowinter,wrappinghisarmsaroundhimselfonabusstopbench.Heisn’twearingacoatandtemperaturesintheNorwegiancapitalregularlyplungeto-10℃duringwinter.Aheartbreakingscene,buttheactionsoftheordinarypeoplewhowitnessedthedilemmaof11yearoldJohannesLonnestadFlaatenarebothjoyousandinspiring.Ayoungblondewomanwhosatnexttotheboyandnoticedhimrubbinghisarms.Sheimmediatelyaskedhim:“Don'tyouhaveajacket?”“No,someonestoleit”,hereplied.Shequestionedhimanddiscoveredhewasonaschooltripandwastoldtomeethisteacheratthebusstop.Sheaskedhimthenameofhisschoolandwherehewasfromassheselflesslydraped(挂上)herowncoataroundhisshoulders.Later,anotherolderwomanatfirstgavehimherscarf,thenwrappedhiminherlargepaddedjacket.Throughouttheday,moreandmorepeopleofferedJohannestheirglovesandeventhecoatsofftheirbacksastheywaitedfortheirbus.Johanne'sdilemmawasahiddencameraexperimentbyNorwegiancharitySOSChildren'sVillageaspartoftheirwintercampaigntogatherdonationstosendmuch-neededcoatsandblanketstohelpSyrianchildrengetthroughthewinter.Manyoftherefugees(难民）havelefttheirhomeswithoutwinterclothing."PeopleshouldcareasmuchaboutchildreninSyriaastheycareaboutthisboy,"SynneRonning,theinformationheadofSOSChildren`sVillagesNorway,toldTheLocal.Shealsonotedthatthechildwasavolunteerwhowasneverinanydangerduringthefilming.1、Accordingtothetext,howcanwedescribetheexperiment?A．Practical.B．Dangerous.C．Inspiring.D．Voluntary.2、Whatdoweknowabouttheyoungblondewoman?A．Shethoughttheboywaslyingatfirst.B．Shewasnotsureofwhattheboysaid.C．Shegavetheboyahandintheend.D．Shecaredverylittleaboutothers.3、WhatcanwelearnfromSynneRonning'swordsinParagragh5?A．PeoplehavedonemuchtohelpchildreninSyria.B．Theboywasonlywellprotectedinthefilming.C．Thereshouldbemorevolunteersinvolved.D．ChildreninSyriadeservetobecaredfor.22．（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.23．（8分）Manykidshelpoutaroundthehousewithchoressuchasemptyingthedishwasher,puttinglaundryaway,andtakingoutthetrash.Inexchange,somekidsgetallowancesorotherrewardssuchasextracomputertime.Butsomepeopledonotthinkthatkidsshouldgetrewardsfordoingchores.SusieWalton,aparentingeducatorandfamilycoach,believesthatbyrewardingkids,parentsaresendingamessagethatworkisn’tworthdoingunlessyougetsomethinginreturn.’’Runninganykindofhouseholdisateameffort,Susiesaid."Ahomeisalivingspaceforeveryoneinthefamily.It’simportantforkidstoseethatweallhaveresponsibilitiesinthehouse,andthatfamiliesdecidetogetherhowtheywanttheirhometolook,andhowtheyaregoingtokeepitlookinglikeeveryonewantsittolook.”Otherpeoplebelievethatgettingacashallowanceorotherrewardsmotivateskidstodochores,anditalsoteachesthemrealworldlessonsabouthowweneedtoworktoearnmoney.Therearealsonewapplicationsthatgivekidspointsanddigitalgiftsthatcanberedeemed(兑取)eitheronlineorintherealworld.WiththeChoreMonsterapp,kidsearndigitalpointsbycompletingchoresthattheycanturninforreal-liferewardssuchasextraXboxtimeoratriptothemall.“Ourgoalistoencouragekidstoearnrewards,’’saysChrisBergman,founderofChoreMonster.“Kidsneedpositivereinforcementtohelpmotivatethem."Whatdoyouthink?Shouldkidsberewardedfordoingchores?Orshouldkidshelpoutaroundtheirhomeswithoutgettinganythinginreturn?Writea200-wordresponse.Sendittotfkasks4you@.YourresponsemaybepublishedinafutureissueofTimeForKids.Pleaseincludeyourgradeandcontactinformationofyourparentorteacherifyouwantyourresponsetobepublished.ThedeadlineforrespondingisFebruary18.1、Howdoestheauthorstartthepassage?A．Bypresentingsomefacts.B．Bylistingsomeevidence.C．Bycomparingdifferentviews.D．Bystatinghisownexperiences.2、AccordingtoSusieWalton,.A．kidsshouldberewardedfordoingchoresB．parentsdecidewhatkidscandoforthefamilyC．kidshavetheresponsibilitytosharehouseworkD．kidscangetextracomputertimefordoingchores3、Paragraph3ismainlyabout.A．ChrisBergman’sopiniononraisingkidsB．mainreasonswhykidsneedencouragementC．howtomotivatekidstotrynewapplicationsD．theadvantageofrewardingkidsfordoingchores4、Thepurposeofwritingthetextisto.A．invitereaderstoexpresstheiropinionsB．informreadersoftwodifferentopinionsC．callonreaderstoreflectontheirbehaviorD．presenttheauthor'sviewpointaboutparenting24．（8分）ArecentstudyledbyresearchersfromtheNationalUniversityofSingapore(NUS)hasfoundaclearlinkbetweenthecolorofataxianditsaccidentrate.Ananalysisof36monthsofdetailedtaxi,driverandaccidentdatafromtwofleetsofyellowandbluetaxisinSingaporesuggestedthatyellowtaxishavefeweraccidentsthanbluetaxis.Thehighervisibility(能见度)ofyellowmakesitlessdifficultfordriverstoavoidgettingintoaccidentswithyellowtaxis,leadingtoaloweraccidentrate.ThestudywasledbyProfHo.Totestwhethertherewasarelationshipbetweenthecolorofataxiandthenumberofaccidentsthetaxihad,theresearchteamanalyseddatacollectedbythelargesttaxicompanyinSingapore.Theresearchersfoundthatyellowtaxishaveabout6.1feweraccidentsper1,000taxispermonth.Theyalsostudiedtheeconomiceffectofchangingthecoloroftheentirefleetoftaxistoyellow.TheSingaporetaxicompanyinvolvedinthestudyownsabout16,700taxisinaratio(比例)ofoneyellowtothreebluetaxis.Ifacommercialdecisionismadetoswitchfrombluetoyellowtaxis,76.6feweraccidentswilloccurpermonthor917feweraccidentsperyear.Assuminganaveragerepaircostof$1,000percarandadowntimeofsixdays,thecolorofalltaxistoyellowcouldproduceanannualsavingof$2million.“Weareeagertocontinuetovalidate(证实)thefindingsofourstudybylookingattheuseofyellowinothertypesofpublictransport,suchasschoolbuses.Forexample,wehopetocomparetheaccidentratesofyellowschoolbusesagainstthoseofothercolorstofindoutifyellowisindeedasafercolorforschoolbuses.Besides,we’realsointerestedtolookatprivate-hirevehiclesanddoacomparisonoftheaccidentratesofvehiclesthatareofdifferentcolors.”ExplainedProfHo.1、Whydoyellowtaxisresultinfeweraccidents?A．Becauseyellowcanbeseenmoreeasily.B．Becauseyellowsignalsawarningofdanger.C．Becausedriverstendtobemorecarefulinyellowtaxis.D．Becausepeopleactmorequicklyinyellowsurroundings.2、What’sProfHo’sstudybasedon?A．Physicalriskstaxipassengersexperience.B．Theeconomiceffectofchangingtaxicolor.C．DatafromSingapore’slargesttaxicompany.D．Personalreportsfromtaxidriversworldwide.3、WhatdoProfHo’swordsinthelastparagraphsuggest?A．Schoolbusesshouldbepaintedyellow.B．Theirfindingsareworthpopularizing.C．Theirstudywillbefurthered.D．Yellowshouldbewidelyusedinpublictransport.4、Whatcanbethebesttitleforthetext?A．Caution:yellowtaxisaheadB．SafertorideinyellowtaxisC．Whyareyellowtaxispreferred?D．Howcancolorshelppreventaccidents?25．（10分）Generallyspeaking,governmentregulationsnormallybananythingfromsmokinginpublicplacestoparkingincertainzones.ButofficialsintheBraziliantownofBiritibaMirim,70km(45miles)eastofSaoPaulo,havegonefarbeyondthat.Theyplantoprohibitresidentsfromdyingearlybecausethelocalcemetery(墓地)hasreachedfullcapacity.There’snomoreroomtoburythedead,theycan’tbecremated(火化)andlawsforbidanewcemetery.Sothemayorhasproposedastrangesolution:outlawdeath.MayorRobertoPereirasaysthebillismeantasaprotestagainstfederalregulationsthatprohibitneworexpandedcemeteriesinpreservationareas.“Theyhavenottakenlocaldemandsintoconsideration”,heclaims.A2003decree(法令)byBrazil’sNationalEnvironmentCouncilforbidsburialgroundsinprotectedareas.Mr.Pereirawantstobuildanewcemetery,buttheprojecthasbeenstoppedbecause98%ofBiritibaMirimisconsideredasapreservationarea.BiritibaMirim,atownof28,000inhabitants,notonlywantstoprohibitresidentsfrompassingaway.Thebillalsocallsonpeopletotakecareoftheirhealthinordertoavoiddeath.“Ihaven’tgotajob,noramIhealthy.AndnowtheysayIcan’tdie.That’sridiculous,”AmaridodoPrado,anunemployedresidentsaid.Thecitycouncilisexpectedtovoteontheregulationnextweek.“Ofcoursethebillislaughable,illegal,andwillneverbeapproved,”saidGilsonSoaresdeCampos,anassistantofthemayor.“Butcanyouthinkofabetterresolutiontopersuadethegovernmenttochangetheenvironmentaldecreethatisprohibitingusfrombuildinganewcemetery?”Thebillstatesthat“offenderswillbeheldresponsiblefortheiracts.”However,itdoesnotsaywhatthepunishmentwillbe.1、WhatisthebilltobeproposedbytheofficialsinBiritibaMirim?A．Banonbuildinganewcemetery.B．Banonparkingincertainzones.C．Forbiddingburiedgroundsinpreservation.D．Prohibitingresidentsfromdyingearly.2、Whatcanweinferfromthephrase“havegonefarbeyondthat”inthefirstparagraph?A．TheofficialsinBiritibaMirimhavemadetheseregulations.B．TheofficialsinBiritibaMirimhavebeentomanyplacesaroundtheworld.C．ThebilltobeproposedbyofficialsinBiritibaMirimismuchtoounexpected.D．TheofficialsinBiritibaMirimhavebuilttoomanycemeteriesintheirtown.3、What’stheattitudeofthemayorofBiritibaMirimtowardsthefederalregulations?A．Hegivesstrongbackingtothem.B．Heobjectstothem.C．Heremainssilentaboutthem.D．Heaskstheresidentsforadviceonthem.4、WhichofthefollowingisTRUEaccordingtothetext?A．Thebillhascomeintoeffectbutitdoesn’tstateclearlywhatpunishementstheoffenderswillreceive.B．Theresidentsofthetownsinghighpraiseforthebill.C．Thegovernmentisgoingtochangetheunreasonaleandlaughabledecree.D．Nobetterresolutionoftheproblemshasbeenthoughtout.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）IhadworriedmyselfsickoverSimon’smothercomingtoseeme.Iwasanew1,andIgaveanhonestaccountofthestudents’work.InSimon’scase,thegradeswereawfullylow.Hecouldn’treadhisownhandwriting.2hewasabrightstudent.Hediscussedadultsubjectswithnearlyadultcomprehension.Hisworkinnowayreflectedhis3.SowhenSimon’smotherenteredtheroom,mypalms(手掌心)weresweating.Iwascompletely4forherlissesonbothmycheeks.“Icametothankyou,”shesaid,surprisingmebeyondspeech.5me,Simonhadbecomeadifferentperson.Hetalkedofhowhe6me,hehadbegantomakefriends,andforthefirsttimeinhistwelveyears,hehad7spentanafternoonatafriend’shouse.Shewantedtotellmehowgratefulshewasforthe8Ihadnurtured(培养)inherson.Shekissedmeagainandleft.Isat,stunned(惊呆),forabouthalfanhour,9whathadjusthappened.HowdidImakesuchalife-changingdifferencetothatboywithout10knowingit?WhatIfinallycameto11wasoneday,severalmonthsbefore,whensomestudentswere12reportsinthefrontoftheclass,Jeannespoke13,andtoencouragehertoraisehervoice,Lhadsai,“Speakup.Simon’stheexpertonthis.Heisthe14oneyouhavetoconvince,andhecan’thearyouinthe15oftheroom.”Thatwasit.Fromthatdayon,Simonhadsatupstraighter,paidmoreattention,16more,andbecamehappy.Anditwasallbecausehe17tobethelastkidinthelastrow.Theboywhomostneeded18wastheonewhotookthelastseatthatday.Ittaughtmethemost19lessonovertheyearsofmyteachingcareer,andI’mthankfulthatitcame20andpositively.Asmallkindnesscanindeedmakeadifference.1、A．cleaner B．reporter C．monitor D．teacher2、A．Or B．And C．But D．So3、A．courage B．abilities C．feelings D．dream4、A．desperate B．responsible C．unprepared D．unsuitable5、A．Becauseof B．Inspiteof C．Apartfrom D．Asfor6、A．loved B．envied C．pleased D．criticized7、A．gradually B．constantly C．recently D．obviously8、A．self-respect B．self-doubt C．self-pity D．self-defence9、A．imagining B．observing C．wondering D．regretting10、A．also B．even C．always D．still11、A．expect B．remember C．believe D．accept12、A．writing B．reviewing C．editing D．giving13、A．quietly B．repeatedly C．quickly D．firmly14、A．lucky B．lonely C．only D．likely15、A．entrance B．middle C．front D．back16、A．slept B．smiled C．shouted D．quarreled17、A．intended B．pretended C．refused D．happened18、A．change B．praise C．thanks D．visits19、A．difficult B．painful C．valuable D．enjoyable20、A．early B．slowly C．frequently D．occasionally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）IstillrememberthefirstdayinoneprivateschoolinJordan.Itwas1．funnyexperienceforme.IwasinterestedandenthusiastictoteachEnglishtoadultstudents.ItwasalisteningclasssoIhadtotakethestudentstothecomputerlab.Igotthekeyfromtheheadmasterandinformed2．(he)thatwehadalisteningclass.Inthelab3．usualIstartedwithanintroductiononhowtousethecomputer.AlittlewhilelaterInoticedthattwostudentswerenotpayinganyattentiontome.Iwenttoseewhatwas4．(go)on.Iwassurprisedtofindthattheywereplayinggames,butIdidn’tpunishthemandtakeiteasy.Istartedplayingthegameandaskedoneofthem5．(join)thechallenge.Atthismomentthewholeclassgatheredaroundusandstartedsupportingme,saying:“TEACHER!TEACHER!TEACHER!”Their6．(sound)weretooloudbutIcouldn'trecognizethatbecauseofmyfullfocusonthegame.7．Ifinishedthegametherewasasilence.ThenIjumped8．(happy),saying:YES!IDIDIT!IWONTHERACE!Iturnedmybackandsawtheheadmaster9．(look)atmewithroundeyes.Ididn'tknow10．tosay.Iwasembarrassed,andthenhesaid,“Whataclass!”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。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。WhenIstartedlearningEnglish,Ifounditverydifficulty、NomatterwhathardItried,Ijustcouldnotunderstandthegrammar、Thenoneday,mysisteraskedmewhyIwassoconfusingbyEnglishandItoldherthatIwasafraidofit、ThensheaskedmetowatchingEnglishmoviesandlistentosomeEnglishsongs、Ifellinthelovewiththesesongs、IlearnedtosingthemandfindIcouldremembermoreandmoreword、Ialsofeltveryinterestedthemovies,becauseIcouldlearneverydaywordsfromthem、Havebecomeinterested,I’vestartedtomakegreatlyprogress、Now,I’mnotafraidofEnglishanymore、第二节书面表达（满分25分）29．（25分）假如你是某校高二学生李华。你的英国笔友Helen最近写信向你倾诉她的烦恼。得知她最近因学习压力大开始失眠，学习效率也降低后，你决定给她一些建议加以鼓励。请你根据以下要点提示用英文回信：turntoyourclosefriendsforhelp…keepapositiveattitude…takepartinsports…listentomusic…注意：1.开头语和结束语已为你写好，不计入总词数；2.可适当增加细节，使行文连贯；3.词数100左右。DearHelen,Iwasverygladtoreceiveyourletter._______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Withbestwishes.Yours,LiHua

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、D2、B3、B4、D5、B6、B7、B8、C9、A10、D11、D12、D13、D14、B15、B16、B17、B18、C19、B20、D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、C2、C3、D22、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.Thismethodleads,sheadds,