2022-2023学年北京市丰台区高考英语押题试卷含解析

2023年高考英语模拟试卷请考生注意：1．请用2B铅笔将选择题答案涂填在答题纸相应位置上，请用0．5毫米及以上黑色字迹的钢笔或签字笔将主观题的答案写在答题纸相应的答题区内。写在试题卷、草稿纸上均无效。2．答题前，认真阅读答题纸上的《注意事项》，按规定答题。第一部分（共20小题，每小题1.5分，满分30分）1．Inthe"moongarden"onboardtheChang'e4,theshootsofcottonmarkedthefirstlivematterever_____onthemoon.A．havinggrownB．tobegrownC．beinggrownD．grown2．It’ssupposedtobetheendofthepaperback(简装书)andthe__________ofdigitalmedia,butsomebookstoresaresurvivingtheInternetAgewithsurprisingsuccess.A．deadline B．dawnC．dusk D．departure3．Isthisyourcellphone,Tony?I________itwhenIwascleaningtheclassroom.A．cameacross B．dealtwithC．lookedafter D．heldonto4．Notuntilhelefthishome__________toknowhowimportantthefamilywasforhim．A．didhebeginB．hadhebegunC．hebeganD．hehadbegun5．Wecametothestation________alltheway,only________thetrainhadjustleft.A．running,told B．torun,tellingC．torun,tobetold D．running,tobetold6．The114colorfulclayWarriors____atNo.1pit,______inheightfrom1.8mto2m,haveblackhair,green,whiteorpinkfaces,andblackorbrowneyes.A．unearthed;rangingB．unearthing;rangingC．unearthed;rangedD．areunearthed;areranging7．Asteachersweshouldn’taccepttheargumentgivenbysomepeople_______standardizedtestsrestricteducatorstoomuchandtakethejoyoutofteaching.A．where B．whatC．how D．that8．Iwascaughtinatrafficjamforoveranhour,otherwise,I________youwaitingforsuchalongtime.A．hadnotkept B．willnotkeepC．wouldnothavekept D．havenotkept9．SallywasexcitedtomeetSusanatthepartylastnight．They_____eachothersincetheygraduatedfromOxfordUniversityin2010．A．haven’tseen B．hadn’tseenC．didn’tsee D．don’tsee10．ThePalaceofVersailles,France’snationaltreasure,has________manychangesinitscentury-longhistorywhilekeepingitsbeauty.A．gonethroughB．takenonC．ledtoD．showedoff11．Britishscientistshaveproduced_____theybelieveistheworld’ssmallestChristmascard．A．which B．who C．that D．what12．______whathadhappened,theyknewIwouldstruggleandsimplywantedtohelpbecauseitwastherightthingtodo.A．Hearing B．Tohaveheard C．Havingheard D．Heard13．Halfwaythroughthechapter____Ididn’ttakeanythingin.A．didIrealize B．hadIrealizedC．Irealized D．Iwouldrealize14．Lucy__writingheressayby10:00thismorning.Afterthat,shelistenedtomusicforawhile.A．willfinish B．finishesC．hasfinished D．hadfinished15．—TheT­-shirtIreceivedisnotthesameasisshownonline.—________？ButIpromiseyouwe’lllookintoitrightaway.A．Whosays B．HowcomeC．Whatfor D．Whyworry16．Ifweusethenewrecyclingmethod,alargenumberoftrees.A．aresaved B．willsave C．willbesaved D．havesaved17．Aheartylaughrelievesphysicaltension,_____yourmusclesrelaxedforoverhalfanhour.A．toleave B．left C．leaving D．leave18．—Ken,________,butthemusicyouareenjoyingistooloud.—Oh,I’mterriblysorry.I’llturnitdownonthespot.A．IamreallytiredofthisB．IneedyourhelpC．I’dliketotalkwithyouD．Ihatetosaythis19．Tom’scommentsonthisissueareconfusingbecausetheyappearto______theremarksonthesameissuemadeearlierbyhim.A．violateB．induceC．clarifyD．contradict20．Somepeopleareabletomultitaskwell—theycantwoormorebusinessesatthesametimeverywell.A．turntoB．relatetoC．leadtoD．attendto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）ConcordiaLanguageVillagesBemidji,MinnesotaConcordiaLanguageVillages,aprogramofConcordiaCollegeinMoorhead,Minn.,offerslanguageimmersion(沉浸)programsin15languages:Arabic,Chinese,Danish,English,Finnish,French,German,Italian,Japanese,Korean,Norwegian,Portuguese,Russian,SpanishandSwedish.Ourcamplastsaweek.Nopreviouslanguageexperienceisnecessary,andalllevelsoflanguagelearnersarewelcomeatourculturallyauthenticVillages.SixFlagsAnimalAdventureCampsJackson,NewJerseyKidsaged6to12canenjoyaweek-longjourneyintotheworldofexotic(来自异国的)animals,includingdolphins,tigers,elephants,giraffes,monkeysandmore!They’llhavefunwhiletheylearnaboutanimalsandtheimportanceofpreservingtheirhabitatsthroughhands-onactivitiesandexcitinglivepresentationsfromanimalexperts.Surfourwebsiteforaregistrationform,FAQs,ParentGuide,healthformsandmore!Or,call732-928-2000ext.2076NOWtobooktheexperienceofalifetime!Campfunfacts...SoccerCampsInternationalEuropeLondon,GreaterLondonThissummer,experienceworld-classsoccerinEuropewiththeelitesoccerclubsinEngland,Spain,Italy,PortugalandFrance!Thesefamousyouthsummersoccercampsarewaitingforplayers7-18yearsoldfromallovertheworld!Thecampmaximumstayis2weeks.Campsoffermultipleoptionslike...GakkoinJapanIzumiCity,KagoshimaPrefectureImaginesummercampinJapan!AdventuroushighschoolstudentsfromtheUS&CanadajointheirJapanesepartnersforanEnglish-mostly,cross-cultural,mind-blowingsummerexperienceinbeautifulJapan.Cooperatewithcollege-agedinstructorsfromHarvard,Yale,Stanford,Oxfordandothertopschoolstocreateacampunlikeanyother.For2weeksinabeautiful,ruralplace,"Kohai"(that'swhatwecallcampers)joininstrictworkshopsandhands-onprojects.1、WhatisspecialaboutConcordiaLanguageVillages?A．Itrequiresamembershipstatus. B．Itsatisfieslanguagelearnersofalllevels.C．Itisaimedatchildrenaged6to12. D．Itdemandsfluencyinseverallanguages.2、Whichsummercampoffersknowledgeaboutanimals?A．SixFlagsAnimalAdventureCamps. B．SoccerCampsInternationalEurope.C．ConcordiaLanguageVillages. D．GakkoinJapan.3、WhatdoweknowaboutthecampGakkoinJapan?A．Itprovidesdiverselanguageprograms.B．Itresemblesothercampsinmanyaspects.C．Itfocusesonacross-culturalexperience.D．ItonlyinvitescampersfromNorthAmerica.22．（8分）An11-year-oldgirlfromBelthangady,India,recentlymadenewsheadlinesforhavingaround60deadantspulledfromhereyes.Asforhowtheinsectsgotthere,somedoctorsthoughttheyenteredherbodythroughtheears.Lastweek,thegirl,knownonlyasAshwini,startedcomplainingofseverepaininhereyes.Shetoldherparentsthatshefelttherewassomethingstuckinhereyes,andwhentheychecked,theydidfindasmallantinoneofhereyes.Theydidn’tpaymuchimportancetoit,astheyassumedtheinsecthadgottentherebyaccident,butitwasn’tlongbeforethegirlagainstartedreportingpaininhereyes.Theydiscoveredmoredeadants,andthistime,theytookhertohospital.AlocaldoctortoldAshwini’sparentsthattheinsectsmusthavefirstenteredherbodythroughtheearsandthensomehowmadetheirwaytohereyes.Hegavehersomeeye-dropstohelpwiththeirritation（刺激）,butthegirlstillhas5to6antspulledfromhereyesdaily.Aweekago,theDailyMailreportedthatAshwini’seyesproducedaround60deadantsinaperiodof10days.AsdoctorsinBelthangadywereleftscratchingtheirheadsabouthowtheantsreachedAshwini’seyesorwhattheycoulddotostoptheunusualphenomenon,shewastakentoaneyehospitalinMoodabidri,whereherfamilyhopetogetsomeanswers.IBTimesreportsthatAshwini’sparentsfearedshehadbeenaffectedbysomeevilspirit,sotheyalsotookhertoanastrologer（占星家）whotoldthemthattheantsintheeyeswerecausedbysomethingcalledNagaDosha.Butwhoknows?1、WhydidAshwinirecentlymakenewsheadlines?A．Becauseofherloveforinsects.B．Becauseofherextraordinaryskills.C．Becauseofherstrangeexperience.D．Becauseofherabilitiestocontrolants.2、HowdidAshwini’sparentsreactwhenfindinganantinhereye?A．Theydidn’ttakeitseriously.B．Theytriedtheirbesttocomforther.C．Theysenthertohospitalimmediately.D．Theydidn’tthinkitwasjustanaccident.3、Theunderlinedpartinparagraph4mostprobablymeans“”.A．feelingangryaboutB．showingdisagreementaboutC．beingoptimisticaboutD．feelingpuzzledabout4、WhatcanbeinferredaboutAshwinifromthetext?A．Hereyesnolongerproducedeadants.B．Eye-dropsareoflittlehelptohereyes.C．Thedeadantscausenoharmtohereyes.D．Onlytheastrologerhasfoundoutthetruth.23．（8分）HowmanytimesdoyoucheckyourFacebookpageinadaytoseewhetheryourlatestposthasgotanother“like”or“thumbsup”?Althoughyoumightbeembarrassedtoadmithowmanytimesyoudothis,don’tworry—--psychologicalfindingshaveshownit’scompletelynormal.Infact,thepleasurewederivefromreceivinga“like”isequaltothatofeatingchocolateorwinningmoney,andwecan’thelpwantingmore.Accordingtothefindings,whichobserved32teensagedbetween13and18,thefeedbackcircuitintheteens’brainsisparticularlysensitive,andthe“social”and“visual”partsoftheirbrainswereactivewhentheyreceived“likes”onthesocialnetwork.Theresearchalsoshowedthatthoughthethumbsupmightcomefromcompletestrangers,thegoodtheyderivefromthemworkedallthesame.So,doesitmeanweshouldtryourbesttowinasmanythumbsupaspossible?Notnecessarilysoifweknowthereasonsbehindourdesireforattention.In“whydopeoplelongforattention”byM.FaroukRadwan,heexplainedseveralcasesinwhichpeoplenaturallylongedforattention.Radwansaidpeoplewhowereanonlychild,whowereusedtobeingthecenterofattentionintheirhouse,maytrytocopytheseconditions.Feeling“overlookedandunappreciated”mightalsoleadyoutolongforattention.Othertimes,thestateofbeingjealousorwantingtocoveryourmistakesmayalsocontributetosuchlongings.Infact,toomuchdesireforattentioncancreateanxiety,andinturnruinyourhappinessevenwhenyougetit.Sowhatcanwedoaboutit?Theanswerisquitesimple.“Ifpeoplecouldadoptgoalsnotfocusedontheirownself-esteembutonsomethinglargerthantheirself,suchaswhattheycancreateorcontributetoothers,theywouldbelesssensitivetosomeofthenegativeeffectsofpursuingself-esteem,”wrotepsychologyprofessorJenniferCrocker.Soperhapstheanswertoouraddictionto“likes”issimplytofocusonsomethinglargerthanourselves—--ahard,butaworthyone.1、Whichofthefollowingcanreplacetheunderlinedword“derive”inParagraph2?A．deliverB．giveC．preventD．get2、What’sthereactionofreceiving“likes”onthesocialnetworktothebrain?A．Thebrainbecomesmorenervous.B．Somepartsofthebrainareactive.C．Thebrainbecomeslesssensitive.D．Thebrainbecomescleverer.3、Whowantstogetmoreattentionaccordingtothepassage?A．theonlychild.B．Theoldwholiveshappilywithchildren.C．Theyoungwhofeelsanxious.D．Teenswhowanttodiscovertheirmistakes.4、What’sCrocker’ssuggestionaboutthenegativeeffectsofgettingself-esteem?A．Doinganinterestingmatter.B．Workingharderthaneverbefore.C．Havingabiggergoalthantheirself.D．NotcheckingyourFacebookpageinaday.24．（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）Ifyou’relookingfornewandcreativewaystogetfitandstayhealthy,thefollowingcleverappscandoeverythingforyou-excepttheexerciseitself.Hot5FitnessPlatform:iOSCost:FreeFromabs(腰腹训练)andcore(核心力量),toyogaandflexibilityandeverythinginbetween,thisappcontainsworkoutpagesandvideosthatareeasytofollow.Youcanfindworkoutvideosofallvarietiesanddifficultylevelsthatwillgiveyouathoroughworkoutinonlyfivemoves.Whilemostfitnessappvideoslookliketheywerefilmedinthe1980s,Hot5’saremodern.Theinterface(界面)isalsobeautifullydesignedanduser-friendly.Itistothepointandclear-cut,savingyourtimebyskippingthepersonalquestionnairesandsigning-upwait.Zombies,Run!Platforms:iOS,AndroidCost:25yuanYes,thezombiecrazehasalreadyreachedthefitnessfield.Thisaction-packedappaddsanelementthatisoftenmissingfromotherworkoutappsfun.Zombie,Run!,whichhassimplifiedversioncalledZombies,Run!5kTraining,mixesgamesandstoriesintoyourrunasyoucompletemissioninaworldfullofzombies.Whetheryou’regatheringsupplies,savingafellowhuman,oravoidingacrowdoftheundead,thisappaddsexcitementtoyournormaljogwithimaginationandcompetition.SleepCyclePlatforms:iOSCost:6yuanThisapptracksyoursleepingpatternsbyfollowingyourmovementsinbed,withouthavingtospendafortuneonfitnesstrackerssuchasJawboneUp.Basedonyourmovementsatnight,theappwakesyouupwithsmoothingmusicwhenyou’reinthelighteststageofsleep,allowinganaturalandeasytransitionintoyourday.You’llalsogetdetailedstatisticstellingwhenyouwereawakeduringthenight,orinadeeporlightsleep.Youcanalsoaddnotesaboutyourday-whetheryouhadcoffee,workedout,orwerestressed-tobetterunderstandhowyoursleepisaffectedbydifferentdailyactivities.RunKeeperPlatforms:iOS,AndroidCost:FreeThisappallowsyoutotracknotonlyruns,butprettymuchanykindoftrainingyoucanthinkof-fromwalkingtocyclingtostrengthtrainingandmore.Youcantrackyourpersonalrecordsandsetgoalsforyourself,suchasaweightlossgoaloradistancegoal.Youcanthenviewyourprogressovertime.RunKeeperalsoprovidesreal-timecoachingbygivingyouaudible(可听的)updatesonyourpace,time,distance,andmuchmore.1、Whatcanbeconcludedabouttheseapps?A．Theyallchargeasmallfeefortheirservice.B．TheyareallavailableonbothiOSandAndroid.C．Theyaredesignedforpeoplewhowanttostayfit.D．Theycanautomaticallytrackusers’bodymovements.2、WhatcanwelearnaboutHot5Fitness?A．Itincludesclassicworkoutvideosfrom1980s.B．Itoffersinstructionsonmanykindsofexercises.C．Itisspeciallydesignedforprofessionalathletes.D．Itrequiresuserstofillinpersonalquestionnaires.3、Whatwouldyoustronglysuggesttoapersonwhowantstoexercisebuteasilygetsbored?A．Hot5FitnessB．Zombies,Run!C．SleepCycleD．RunKeeper4、ByusingSleepCycle,youcan.A．compareyoursleeppatternswithothers.B．trainyourselftowakeupatacertaintime.C．receiveinstructionsonhowtosleepwell.D．findoutwhatinfluencesyoursleepquality.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）MydaughterwasreadingherEpositionaloud.ItwastitledMyMother.Allofasudden,she1andwalkedtothekitchenwhereIwasbusypreparingfortea.“Mom,whatdoes‘beautiful’2?”sheasked,“‘Beautiful’issomeoneorsomethingthatisvery3tolookat,”Iexplained.“YoumeanlikeallthoseactressesyouseeonTV?”shesaid.“That’sright,”Isaid,hopingtoendthe4.“Areyou,beautiful?”.Sheaskedrather5.Whatwasonetoanswer?Shewas6mylookswiththoseofsomefilmstarsand7itwasIwhotreatedbeautyasgood8.SuddenlyIhituponanideatosolveher9.“Whydon’tyouaskDad?”Assoonasmy10reachedhomeandhadhiseveningcoffee,Isawher11toherdad,“Ihaveadoubt,”Shesaid,“Whatisit,mydear?”myhusbandasked.Icouldn’t12mycuriosityandIlistenedtothefather-daughter13.“Dad,isMombeautiful?”“Ofcoursesheis.Don’tyouthinkso?”Well…Shebeganratherdoubtfully.“Letmeshowyouourwedding14.Seehere.Isn’tshethemostbeautifulpersonintheworld”“See.yourmomwas15whenshesaidbeautifulisjustlookinggood.Whenyou16someone,thepersonbecomesbeautifulinyoureyes.”Mydaughterwas17forawhile.Thenasmile18climbedintoherfaceasshe19“Mom.isbeautiful…DadisbeautifulbecauseIloveyouboth…”Iwas20tohavefoundsomeonewholovedmeenoughtothinkofmeasthemostbeautifulpersonintheworld.1、A．fellB．bentC．stoppedD．awoke2、A．rewardB．meanC．changeD．face3、A．attractiveB．concernedC．excitedD．particular4、A．conflictB．modelC．argumentD．discussion5、A．doubtfullyB．coldlyC．carelesslyD．impatiently6、A．mixingB．comparingC．sharingD．charging7、A．inadditionB．aboveallC．afterallD．inturn8、A．dataB．conditionsC．majorsD．looks9、A．confusionB．anxietyC．sorrowD．bitterness10、A．brotherB．husbandC．cousinD．nephew11、A．walkB．cycleC．rushD．refer12、A．acceptB．controlC．satisfyD．destroy13、A．conversationB．adviceC．laughD．quarrel14、A．dinnerB．celebrationC．albumD．church15、A．rightB．wrongC．sillyD．pleased16、A．loveB．praiseC．hugD．bless17、A．silentB．activeC．satisfiedD．grateful18、A．merelyB．slowlyC．hardlyD．eagerly19、A．finishedB．admittedC．chantedD．heard20、A．commonB．seriousC．cautiousD．lucky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）LastSaturday,myfriendandIwerewalkingbackhomeafteraniceevening.I1．(ask)myfriendifwecouldwalkthroughthetowninsteadoftakingourusualshortcut.Sowedid.2．(sudden),afew3．(step)ahead,wesawawoman,4．wassittingontheedgeofthesidewalk.Shelookedbadandwhenweaskedherifshefeltallright,werealizedshewasbadlyinjured5．coveredwithblood.Whilemyfriendcanbacktoourclosestfriend’splacetogetathickcover,ayoungfellowjoined6．(we)andcalledanambulance.AllalongIsatnext7．her,talkingand8．(listen)tokeepherawakeuntiltheambulancearrived.Shewasbadly9．(shock)andstartedtofallasleep.Iknewthatitwasofgreat10．(dangerous)andshemighthavelostconsciousness（意识）.Wehopesheissafeandsoundnow.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限一词;2.只允许修改10处，多者（从第11处起）不计分。Volunteertravel,thatisfamiliartoforeigners,hasnowadaysbecomemoreandmorepopularinChina.Youngtravelersvolunteertoworkforyouthhostelssothattheycaneatandlivethereforsomething.Atthesametime,theycanenjoythelocalsceneryontheirsparetime.AsfarasIamconcern,volunteertravelhassomeadvantagesandbenefitsfromyoualot.Itcansaveyoulotofmoneybyprovidingfreeaccommodations,whichmakesitpossibleforyoutotraveltomuchmoreplacesandexperiencedifferentcultures.Meanwhile,volunteertravelenrichyourlifebyofferdifferentjobsinyouthhostels,whichalsocanchangeyourwayoflife.Allinall,itwasmeaningful.第二节书面表达（满分25分）29．（25分）假如你是李华，最近你们做了一个调查，发现人们对于学生网上交友持不同意见。请你用英语给报社写一封关于学生网上交友的短文，介绍人们的不同观点，并表达自己看法。55%赞成的理由45%反对的理由你的看法1.广交朋友2.可自由表达思想3.利于外语学习1.浪费时间2.影响学习3.可能上当受骗？DearEditor,______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yoursfaithfully,LiHua

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、A4、A5、D6、A7、D8、C9、B10、A11、D12、C13、C14、D15、B16、C17、C18、D19、D20、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、B2、A3、C22、1、C2、A3、D4、B23、1、D2、B3、A4、C24、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.Shesaysthecurrentwaytoidentifywhetherchemicalscauseca