山东省德州市中学2025届高三第六次模拟考试英语试卷含解析

山东省德州市中学2025届高三第六次模拟考试英语试卷注意事项：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．Englishisalanguagesharedbyseveraldiversecultures,_________usesitdifferently.A．allofwhich B．eachofwhich C．allofthem D．eachofthem2．Anew________busservicetoTianjinAirportstartedtooperatetwomonthsago.A．common B．usualC．regular D．ordinary3．ItwasluckythatlittleJackwasnotathomewhenthefirebrokeout；otherwise，hehislife．A．hadlost B．wouldlose C．wouldhavelost D．mightlose4．Thepolicerecognizedthecriminalfromhistypicalfacial________.—ascarontheforehead.A．expressionB．featureC．outlineD．gesture5．IwanttotellyouisthedeeploveandrespectIhaveformyparents.A．That B．Which C．Whether D．What6．Marywaspleasedtoseethattheseedsshe______inthegardenweregrowing.A．wasplantingB．hasplantedC．wouldplantD．hadplanted7．Don’tbesodiscouraged.Ifyou________suchfeelings,youwilldobetternexttime.A．carryonB．getbackC．breakdownD．putaway8．—Doyoufeellikegoingtothecinematonight?—Sorry,I’msotired．I____anearlynight．A．have B．amhaving C．havehad D．had9．Atthattime,mymindwasacomplete_______;Icouldn'tthinkofasingleanswer.A．blank B．bonusC．blow D．bottom10．NASAhasmadea________thatourearthhasnothreatassociatedwiththefilm2012whichisbasedonpuremyths.A．clarification B．classification C．identification D．presentation11．—ThisisthefirsttimeI________mypicturewithmyownhands.—Itistimethatyou________apictureforme.A．havetaken;took B．took;shouldtakeC．took;willtake D．willtake;havetaken12．---Tobeapromisingstudentisnotaneasyjob.Ittakestime.---Ican’tagreemore._______.Thereisnoshortcut.A．AllroadsleadtoRome B．SlowbutsurewinstheraceC．Practicemakesperfect D．Romewasnotbuiltinaday13．It’snearlyfouryearssinceIworkedinthatfirm.I________abandwithotherfellows.A．operated B．hadbeenoperatingC．wasoperating D．amoperating14．_____annoystheteachermostisthatallthestudentsaretooquietinclass.A．WhatB．ThatC．WhenD．Who15．TheU.S.officialsaidNorthKorea---andIran---shouldfollowinthestepsofLibya,whichlastDecembersaiditwouldwork__________toallowinternationalweaponsinspectorstodotheirwork.A．unconditionally B．unwillingly C．unfortunately D．uncomfortably16．—________!Somebodyhasbrokenthevase!—Don’tlookatme.A．Comeon B．Hi,thereC．Thankgoodness D．Dearme17．Ourteacherenteredtheclassroom,__________.A．abookinhand B．bookinhandC．bookinhishandD．abookinhands18．Atthebackoftheoldtemple__________twelvehugestonestatuestogetherwith__________pagoda.A．doesstand;a8-storeyed B．dostand;a8-storyC．stands;an8-storey D．stand;an8-storied19．Oneofthefewthingsyou______sayaboutEnglishpeoplewithcertaintyisthattheytalkalotabouttheweather.A．need B．must C．can D．should20．Withsomesnowontopofit,theYellowMountainlookedfantasticthiswinter.Actually,IdoubtwhetherwecouldvisitmountaininChina.A．amostbeautiful B．themostbeautifulC．amorebeautiful D．abeautiful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）Whenwethinkaboutendangeredspecies,wetypicallythinkofmammalssuchaswhales,tigersorpandas.Buttheover5,500ofmammalspeciesonEarthisarelativelypoornumber—anditpalesincomparisonwithbacteria,ofwhichthereareatleastamilliondifferentspecies.Despitetheirvastnumbers,littleresearchhasbeendonetounderstandtheimpactthatmodernhumanpracticeshaveonthesetinyorganisms（生物）,whichhaveanimportantinfluenceonmanyaspectsofourlives.Therearealsoreasonsforconcernoverthewayhumansareaffectingbacterialspecies,andinmanycaseswearecausingthesametypeofproblemsthataffectlargerorganisms.Bacterialpopulationstructuresaredefinitelychanging,andbacterialspeciesarebeingtransportedtonewlocations.Perhapssomebacteriaareevenontheirwaytoextinction,althoughwedon’treallyhaveenoughinformationtobecertainyet.Whyshouldwecareifbacteriaarebeingspreadtonewplaces?Besidestheobviouspotentialforspreadingdiseasestohumans,animalsandcrops,therearealsohiddendangers.Microorganismsareinvisibletothenakedeye,sowetendtoignorethemanddon’tnecessarilyappreciatetheirroleinhowtheplanetoperates.Bacteriaareveryimportanttobiogeochemistry—thecyclingofnutritionandotherchemicalsthroughecosystems.Forinstance,beforehumansinventedawaytomakefertilizerindustrially,everysinglenitrogen（氮）atominourproteinsandDNAhadtobechemicallycaughtbyabacterialcellbeforeitcouldbetakeninbyplantsandthenenterthehumanfoodchain.Theoxygenwebreatheislargelymadebymicroorganismsintheoceansratherthanmainlybyrainforests,asisoppositetocommonbelief.Oureffectsonbacteriahavethepotentialtochangethesebasicbacterialfunctions.Itisvitaltogainabetterunderstandingofhowhumansareaffectingmicroorganisms’distribution,theirabundance,andtheirlife-keepingprocesses.Althoughbacteriaareinvisible,weoverlookthematourownrisk.1、Whatcanbelearnedaboutthebacteriaaccordingtothetext?A．Theirpopulationisbecominglarger.B．Someofthemmaybecomeendangeredspecies.C．Theyonlycausegreatthreattoothercreatures.D．Muchattentionhasbeendrawntotheirresearches.2、Whatwasthefirststepofthecyclingofanitrogenatombeforeenteringourbody?A．Beingcaughtbyabacterialcell.B．Enteringthehumanfoodchain.C．Beingtransportedbyhumans.D．Beingtakeninbyplants.3、Whereisthemajorityofoxygenproducedaccordingtothetext?A．Inthehumanfoodchain.B．Intherainforest.C．Inthemountains.D．Intheoceans.4、Whichpartofthenewspaperisthetextprobablytakenfrom?A．Scienceandtechnology.B．Healthandmedicine.C．Agricultureandanimals.D．Environmentandenergy.22．（8分）BeneaththewaterintheChina'sQiandaoLakeliesahiddentreasure.TheancientcityofShiCheng(alsoknownasLionCity),locatedintheprovinceofZhejiang,hasbeensubmergedunderwaterfor53years.ShiChengwasfoundedabout1,300yearsagoinavalleysurroundedbytheFiveLionMountains.WhentheChinesegovernmentdecidedtheyneededanewhydroelectricpowerstation(水力发电站)，adamandman-madelakewereconstructedandthecitywasleftatthebottomofthisnewbodyofwater.Now,itsitsatdepthsrangingfrom85feettoabout103feet.MuchliketheMachuPicchuruinsinPeru,thisunderwatercityremainedforgottenuntilsomerenewedinterestsleadtoitsrediscovery.QiuFeng,alocalofficialinchargeoftourismthoughtaboututilizingShiChengforentertainmentonthelakeandasadestinationfordivingclubs.OnSeptember18,2001,scubadiversmadetheirfirstattemptunderwater."Wewerelucky.Assoonaswedivedintothelake,wefoundtheoutsidewallofthetownandevenpickedupabrick,"QiutoldGuangzhouDailyinaninterview.Moreresearchwasconducted,anditwasdiscoveredthattheentiretownwasintact(t881),includingwoodenbeamsandstairs.Aftertheinitialfindings,internationalarchaeologistsandafilmcrewthenrecordedthepreservationofthelostruins.Lookingatsurfaceofthelake,dottedwithover1,000islands,you'dneverknowthatanentirecitywasbelow.It'sincredibletothinkthatafterallthistime,thestructurestillremainsintactandwecouldonedayvisitit.Untilthen,ShiChengwillcontinuetoremaininconspicuouslysubmerged1、WhywasShiChengcoveredbywateraccordingtothepassage?A．Becausethecityhasalonghistory.B．Becausethegovernmentcouldattractmoretouristsbydoingso.C．Becausethegovernmentneededtobuildapowerstationwhereitwas.D．Themountainssurroundingthecityledtotheconsequence.2、Whatdoestheunderlinedword"initial"meaninparagraph2?A．Original B．GreatC．Wonderful D．Amazing3、WhatisthemostunbelievablepartofShiChengaccordingtothepassage?A．IthassomethingtodowithMachuPicchuruinsinPeru.B．Noonewasinterestedinthelostcityforalongtime.C．Itsstructurekeepsperfectinthewaterforalongtime.D．Thereareover1,000islandsprotectingthelostcity.4、Whowillmostprobablycometovisitthelostcity?A．Someonewholikesswimming.B．Someonewholikesdiving.C．Someonewholikesclimbingmountains.D．Someonewholikestakingpictures.23．（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.24．（8分）Aprettyfaceisneverforgotten.Doyoubelieveso?Butmaybeitisuntrue!Psychologistsbelievebeautifulpeoplearelesslikelytoberecognized.Anewstudysuggeststhatattractivenesscanactuallypreventtherecognitionoffaces,unlessaprettyfacehasparticularlydistinctivefeatures,suchasAngelinaJolie’s.Germanpsychologiststhinktherecognitionofprettyfacesisdistorted(扭曲)byemotions.ResearchersHolgerWiese,CarolinAltmannandStefanSchweinbergerattheUniversityofJena,Germany,discoveredinastudythatphotosofunattractivepeopleweremoreeasilyrememberedthanprettyoneswhentheyshowedthemtoagroupofpeople.Forthestudy,whichwaspublishedinsciencemagazineNeuropsychologia,thepsychologistsshowedphotosoffacestotestsubjects.Halfofthefaceswereconsideredtobemoreattractiveandtheotherhalfaslessattractive,butallofthemwerebeingthoughtofassimilarlydistinctivelooking.Thetestsubjectswereshownthefacesforjustafewsecondstomemorizethemandwereshownthemagainduringthetestsothattheycoulddecideiftheyrecognizedthemornot.Theresearchersweresurprisedbytheresult.“Untilnowweassumedthatitwasgenerallyeasiertomemorizefaceswhicharebeingconsideredasattractive,justbecausewepreferlookingatbeautifulfaces,”Dr.Wiesesaid.Butthestudyshowedthatsuchaconnectioncannotbeeasilyproven.Heassumesthatrememberingprettyfacesisdistortedbyemotionalinfluences,whichenhancethesenseofrecognitionatalatertime.Theresearchers’ideaisbackedupbyevidencefromEEG-recordings(脑电图记录)theyusedduringtheirexperimentwhichshowthebrains’electricactivity.Thestudyalsorevealedthatinthecaseofattractivefaces,considerablymorefalsepositiveresultsweredetected.Inotherwords,peoplethoughttheyrecognizedafacewithouthavingseenitbefore.“Weobviouslytendtobelievethatwerecognizeafacejustbecausewefinditattractive.”Dr.Wiesesaid.1、WhatdoweknowaboutthephotosfromParagraph3?A．Theywereallofprettyfaces.B．Theywereselectedatrandom.C．Theywerenotdistinctiveatall.D．Theywereshowedtwicetothetestsubjects.2、Whatdoestheunderlinedphrase“falsepositiveresults”inthelastparagraphmean?A．Peopleactuallyonlyrecognizefewprettyfaces.B．Peoplerecognizemoreuglyfacesthanprettyones.C．Peopleclaimtorecognizeafacetheyhaveneverseen.D．Peoplerecognizefewerfacesthantheyhavethought.3、Whatcanbeinferredfromthenewstudy?A．Peoplearereluctanttorecognizeuglyfaces.B．Beautifulpeopleareparticularlydistinctive.C．Attractivenesspreventstherecognitionoffaces.D．Attractivefacesarealwayseasytoberecognized.4、Whichwordcanshowtheauthor’sattitudetowardsthefindingsoftheresearch?A．Doubtful.B．Disapproving.C．Favorable.D．Objective.25．（10分）MyhusbandDaveandIunloadedourcarafterafun-filleddaytriptoWellington.AssoonasIwalkedinthefrontdoor,Inoticedaflashinglightonouransweringmachine.Ipressedthebutton.“Hi,DaveandSharon.Youdon’tknowme.MynameisJanet.Ihaveyourcamera.”What?Irummaged(仔细搜寻)throughmybag—sureenough,mycamerawasnowheretobefound.Howdidthisstrangerhaveit?Howdidsheknowitwasmine?Thephotosonthiscamerawerepriceless.AlmostallfromourrecentvacationtoWyomingtovisitouryoungestsonandhiswifewereonit.Ouroldestsonjoinedusanditwasthefirsttimewe’dallbeentogetherinoverayear.I’dclearedthememorycardbeforehand—justsomeoldphotosthatI’dalreadydownloaded—soIwouldhaveplentyofroomtocaptureeverypreciousmoment.DaveandIhadonedayafterourtriptoWyomingbeforewehadtoreturntowork,sowemappedoutabikerideinWellington.Uponourarrival,ItookafewphotoswhileDavetookourbikesoutofourcar.NowIrealizedthatwasthelasttimeI’dseenmycamera.Ihadn’tdownloadedourWyomingpictures.Theycouldhavebeenlostforever.Therewasnonameoraddressonthecamera.WhowasthisJanet?Somedetective?Icalledherback.“Howdidyoufindit?”Iasked.“Howdidyoufindme?”“Irecognizedyourchurchinafewphotos,”shesaid.“Anotherphotohadayoungmanwearinganamebadge(姓名牌).Iphonedthechurchsecretarytoconnectthedots.”JanetdescribedoldphotosIthoughtI’ddeleted.Buthowcouldshehaverecognizedourchurch?“Whereareyou?”Iasked.“WherecanImeetyoutogetthecamera?”Ididn’thavetotravelfar.Janetlivedjustfifteenminutesaway—sheattendedoursisterchurchthenexttownover.1、Hearingthemessageontheansweringmachine,theauthorwas________?A．veryexcitedB．deeplygratefulC．prettyannoyedD．greatlysurprised2、WhatisParagraph3mainlyabout?A．Theadvantagesofthecamera.B．Whythephotoswereimportant.C．Theauthor’sloveforphotographing.D．Howmuchtheauthormissedhersons.3、ItturnedoutthatJanet________.A．wasthechurchsecretaryB．alsoattendedtheauthor’schurchC．knewtheyoungmaninthephotoD．wasfamiliarwiththeauthor’schurch4、Whatdoestheunderlinedpart“connectthedots”inParagraph7mean?A．Toformagoodrelationship.B．Tofeelasenseofagreement.C．Tomakeconnectionsinone’smind.D．Tohavethedotsonapaperconnected.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）"Howwasschool,Ben?"Iaskedmy1afterhebegankindergarten(幼儿园)thisyear."Theworkistoo2andthere'snotenoughtimetoplay."herepliedwithadeep3.Icouldn'thelpbutrememberBen'smother.mydaughter,Jane,andher4tothefirstdayofschool.WhenJulie5homethatafternoon.Iaskedherthesamequestion.Shealsorepliedwithalong,6facebutheranswerwasalittledifferentassheannounced."Ididn'tlearnto7today."Whatadisappointmentforalittlegirlwhothoughtshewould8knowhowtoreadherlittlebooksafterthefirstdayofschool.Ihadtoexplaintoherthatshewould9learntoreadbutdidn'thappenquitethatfast.My10wentbacktomyschooldaysagainIcouldalmost11thechalkdustintheair.Isupposefewschoolsstillusechalkandblackboards.Theyhaveprobablybeen12withnewerequipmentandlargecomputerscreensOnthefirstdayofschool,theexpectationwass13thatIwouldbeupearlyinthemorningand14longbeforeitwastimetoleaveforschoolWe15about6blockstoschool16newshoesthatfelttightandcarriedoursmallsuppliesinsideacigarboxfromoneofthelocalstores.Thestoresmusthavesavedcigarboxesjusttogivetouschildren.We17themfromyeartoyearuntiltheyfellapart.Thefirstdayofschoolwasanewbeginning,althoughtheremightbe18onthefirstday.Thedoorsofknowledgehadbeenopenedandwe19greatlearningadventures.Itisan20inourlivesthatmostofusremember.It'sabigstepforasmallchildtowardleavingbabyhoodandso"thereisn'tenoughtimetoplay".1、A．son B．grandson C．brother D．cousin2、A．short B．loose C．hard D．long3、A．cheer B．expression C．concern D．sigh4、A．attention B．approach C．reaction D．access5、A．returned B．left C．headed D．escaped6、A．cheerful B．friendly C．sad D．familiar7、A．write B．read C．listen D．speak8、A．widely B．magically C．perfectly D．commonly9、A．eventually B．originally C．occasionally D．constantly10、A．idea B．view C．mind D．sight11、A．smell B．imagine C．taste D．reach12、A．decorated B．replaced C．exchanged D．equipped13、A．small B．great C．faint D．slight14、A．anxious B．nervous C．curious D．ready15、A．walked B．drove C．ran D．rode16、A．on B．in C．by D．with17、A．saved B．used C．protected D．hid18、A．excitement B．anxiety C．disappointment D．sorrow19、A．expected B．promised C．demanded D．appreciated20、A．matter B．affair C．fact D．event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）EarthDayisanevent1．(annual)celebratedonApril22.2．(found)bySenatorGaylordNelson,anAmericanpoliticianandenvironmentalist,itwasoriginallyaimedathelpingthepublictoknowthecurrentsituationofpollutionand3．(get)peopletocareabouttheearth.In1962,RachelCarson’sbestseller“SilentSpring”createdan4．(aware)ofthedangerouseffectsofpesticides(农药).Then,afire,5．brokeoutin1969onCleveland’sGuyahogaRiver,revealedtheproblemofchemicalpollutioninwater.SenatorGaylordNelsondreamedof6．similareventthatwouldgetpeopletotakeenvironmentalissuesseriously.In1969,hewasinspiredbyprotestsagainsttheVietnamWarandcameupwiththeideaforEarthDay.Inthefailof1969,Nelsonannounceditandappealedtotheentirecountrytogetinvolved.Consequently,telegrams,lettersandtelephonecalls7．alloverthecountrypouredin.Since1970,EarthDaycelebrationshavegrown.Later,Nelson8．(award)thePresidentialMedalofFreedombecauseofhiswork.Today,numerouscommunitiescelebrateEarthWeek,anentireweekof9．(activity)focusedontheenvironmentalissues.In2017,theMarchforScience10．(occur)onEarthDayandwasfollowedbythePeople’sClimateMobilizationonApril29.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：在缺词处加上一个漏词符号（∧），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。IrecentlytookaneyeexaminationandthedoctortoldmethatIhavetowearglassesallthetime、Healsotoldmenottoreadinpoorlightbecauseofitwouldbebadformyeye、It’sAugustnoworthenewtermisabouttostart、I’mquitenervouslyaboutwearingglassestoschool,becauseitwillbefirsttimeformyfriendstoseemewearingglasses、Iwonderthattheyaregoingtosay、Oneofmybestfriendsalwayswearglasses、Itelephonedherandshetoldmethatshewasn’tlaughedat、Firstseeherwearingthem,peoplejustsaidtherewasanythingdifferentabouther、第二节书面表达（满分25分）29．（25分）假定你是李华，你的澳大利亚网友Betty想成为2022年杭州亚运会志愿者，她向你写信询问亚运会相关情况，并求助怎样学好汉语。请给她回信，内容包括:1.收到来信，获悉求助；2.学好汉语的两条建议。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、C3、C4、B5、D6、D7、D8、B9、A10、A11、A12、D13、D14、A15、A16、D17、B18、D19、C20、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、B2、A3、D4、A22、1、C2、A3、C4、B23、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.Sh