四川省阿坝市2024年高考适应性考试英语试卷含解析

四川省阿坝市2024年高考适应性考试英语试卷注意事项:1．答题前，考生先将自己的姓名、准考证号码填写清楚，将条形码准确粘贴在条形码区域内。2．答题时请按要求用笔。3．请按照题号顺序在答题卡各题目的答题区域内作答，超出答题区域书写的答案无效；在草稿纸、试卷上答题无效。4．作图可先使用铅笔画出，确定后必须用黑色字迹的签字笔描黑。5．保持卡面清洁，不要折暴、不要弄破、弄皱，不准使用涂改液、修正带、刮纸刀。第一部分（共20小题，每小题1.5分，满分30分）1．________anincreaseinforeignlegalconflicts，Chinaisexpectedtoseethenumbercontinuetorise．A．Towitness B．BeingwitnessedC．Witnessed D．Havingwitnessed2．John'ssuccesshasnothingtodowithgoodluck.Itisyearsofhardwork_________hasmadehimwhatheistoday.A．what B．whichC．where D．that3．—IspendtwoweeksinBeijinglastyear.—ThenyoumusthavevisitedtheGreatWallduringyourstay,________you?A．mustn’t B．didn’tC．haven’t D．hadn’t4．ThecoatIboughtyesterdayisnotexpensiveatall.Asamatteroffact,Iwouldgladlyhavepaid______forit.A．asmuchtwice B．muchastwiceC．astwicemuch D．twiceasmuch5．Theroomissoclean.He________havecleanedityesterdayevening.A．will B．needC．can D．must6．Ithoughtithardtocompletetheprojectthen,butI________mymind.A．willchangeB．wouldchangedC．havechangedD．hadchanged7．Childrenarelikelyto________somebadhabitswhenplayingthepianoiftheydon’thaveproperlessons.A．keepup B．catchupC．pickup D．giveup8．Webelieve________youhavebeendevotedto________naturallyofgreatnecessity.A．that;being B．allthat;beC．thatall;are D．what;is9．Itwasconsiderate_____younottoplaythepianowhileIwasasleep.A．of B．for C．to D．from10．Smelltheflowersbeforeyougotosleep,andyoumayjust________sweetdreams.A．keepupwith B．putupwith C．endupwith D．catchupwith11．Lookoverthere!Thereisalong,windingpath________uptothehouse.A．lead B．leadingC．led D．tolead12．Peopleallthinkitstrangethattheboyshouldtellwhat’swrittenonthepaperinanotherroomwithoutlookingatit.Itreally________explanation.A．prevents B．challenges C．interrupts D．confuses13．Idon’tthinkRosemarywillbeupsetaboutit,butI’llgotoseeherincaseshe_______.A．is B．willbe C．does D．need14．Withoutourteam’sgreateffort,theartexhibitionlastweek______suchagreatsuccess.A．wouldn’tbe B．won’tbe C．wouldn’thavebeen D．won’thavebeen15．－DidTomgobacklatelastnight?—No.Itwasjustnineo'clockhearrivedhome.A．whenB．afterC．untilD．that16．ItwaswhenshefirstarrivedinChina_____shedevelopedapassionforpaper-cutting.A．where B．thatC．how D．why17．____ofdangerinthestreetatnight,thegirldoesn’tdaretogooutwithoutsomeone____her.A．Warned;accompaniedB．Warned;accompanyingC．Warning;accompaniedD．Warning;accompanying18．Infrontofthewholeaudience,PremiereLimadehispromise______thegovernmentwouldtryitsbesttosolvetheproblemofpovertyinChina.A．whatB．whichC．whetherD．that19．________terrible,themedicinewasthrownawaybythechild.A．Tasted B．TastingC．Totaste D．Beingtasted20．Thereisarealpossibilitythattheseanimalscouldbefrightened,________asuddenloudnoise.A．beingthere B．shouldtherebeC．therewas D．therehavingbeen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）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.22．（8分）WhenIwasakidinthe1960s.myparentshadacountrystoreinthesmalltownofFrankfort,Maine.NoneighboringhousescouldbeseenFromourplace，andnewsalesmenwerealwaysamazedattheamountofbusinesswedid.Dad'smottowas,“Weselleverything.”Ifhedidn'thavesomethinginstore,hewouldpickitupforcustomersonhisweeklytriptoBangor.OnetimeDadwasinBangorgettingshoesforsomeoneatashoefactory,Hesawbigboxesfullofshoesandaskedaboutthem.Theywerethemates(一双鞋中的一只)tofaultyshoesthathadbeenthrownaway.Helookedthroughtheboxesandrealizedthattherewereusablebrand-newshoesinthere.Heofferedthemanagerfivecentsashoe,Dadmadethedealandgotthemanagertoreserveanyfutureboxesforhim.OfcourseMon,hisbusinesspartner,wasmorepractical,andherfirstreactionwas,“Butwhatareyougoingtodowiththem?”Dadboughtanoldschoolbus.Hecleaneditup,removedtheseatsandplacedbigcontainersdownbothsitesoftheaisle(通道).Whenallwasready,thewholeFamilyhelpedtoputtheshoesinplace.Atfirst，itlookedlikewehadplentyofroomonthebus,butDadkeptbringinghomemoreboxes.TherewasnosignontheShoeBus.'TheonlyadvertisingDaddidwastoplaceapieceofpaperbesidethestoreexitthatread“Shoes$1apair."Whenfolksaskedaboutthedeal.theylearneditwasn’tthateasybecausetheyhadtofindtheirownpairs.Theattractionwasacombinationofgettingagooddealonaqualitypairofshoesandthethrillofthehunt.TothisdayIstillrunintopeoplewhotalkaboutthefuntheyhadsearchingforpairsinDad'sShoeBus.1、Theauthor'sparentsrantheirstorewellbecauseA．theyalwayshadenoughsuppliesinstoreB．theywonthegreatsupportofnewsalesmenC．theyopeneditinaverycrowdedneighborhoodD．theydidalltheycouldtomeettheircustomers'need2、WhydidthecustomersthinkitfunshapingintheShoeBus?A．Therewerefreebusridesofferedonthem.B．'Theycouldreceivebettercustomerservice.C．Theycouldmatchpairsofshoesbythemselves.D．Therewasawidevarietyofshoestochoosefrom.3、Whatcanwelearnabouttheauthor'sfatherfromthetext?A．Hehadagoodnoseforbusiness.B．Hewascleverattransformingastore.C．HewaspatientwithcustomersD．Hehadastrongpreferenceforbargains.23．（8分）It'sanannualargument．Doweordowenotgoonholiday？Mywifesaysnobecausewehavenosavingstosaveus．Isayyouonlyliveonceandweworkhardandwhat'sthepointifyoucan'tgoonholiday．Thejoyofarecession（不景气）meansnoargumentnextyear---wejustwon'tgo．Sincemoneyisknowntobeoneofthethingsmostlikelytobringarelationshiptoitsknees，weshouldbegrateful．Formanyfamiliestherecessionmeansmorethannotbookingaholiday．AYouGovsurveyof2，000peoplefound22%saidtheywerearguingmorewiththeirpartnersbecauseofconcernsaboutmoney．Arecentresearchshowsargumentsaboutmoneywereespeciallydamagingtocouples．KimStephenson，anoccupationalpsychologist，believesmoneymaybedifferentthingstomenandwomen．"Peoplecansaythesamethingsaboutmoneybuthavedifferentideasofwhatit'sfor．"heexplains．"They'llsayit'stosave，tospend，forsecurity，forfreedom，toshowsomeoneyoulovethem．"Hesaysmenaremorelikelytoseemoneyasawayofbuyingstatusandofshowingtheirparentsthatthey'veachievedsomething．"Thebiggestproblemisthatcouplesassumeeachotherknowwhat'sgoingonwiththeirfinances，buttheydon't．Thereseemstobemoreofataboo（禁忌）abouttalkingaboutmoneythanaboutdeath．Butyoubothneedtoknowwhatyou'redoing，who'spayingwhatintothejointaccountandhowmuchyoukeepseparately．Inahealthyrelationship，youdon'thavetoagreeaboutmoney，butyouhavetotalkaboutit．"1、WhatdoestheauthorsayaboutgoingonholidayinParagraph1？______A．Itwillcostthemtoomuchmoney．B．Itisthechiefcauseoffamilyquarrels．C．Itmakesallthehardworkworthwhile．D．Fewpeoplecanafforditwithoutworkinghard．2、Accordingtothetext，whatdoesKimStephensonbelieve？______A．Moneyisoftenasymbolofaperson'sstatus．B．Menandwomenviewmoneyindifferentways．C．Menandwomenspendmoneyondifferentthings．D．Moneymeansagreatdealtobothmenandwomen．3、Theauthorsuggeststhatcouplesshould______．A．discussmoneymatterstomaintainahealthyrelationshipB．puttheirmoneytogetherinsteadofkeepingitseparatelyC．makeeffortstoreachagreementontheirfamilybudgetsD．avoidarguingaboutmoneymatterstoremainromantic24．（8分）Duetolightpollutionpresenteverywhere—glarefromtoomuchmisaimednightlighting—80%ofEuropeandNorthAmericanolongerexperiencesrealdarkness.Foranyonelivingnearamajormetropolis,asatelliteimageoftheMilkyWay(银河)seemsabstract；Weunderstandittobeadocumentofsomethingtrue,butourunderstandingispurelytheoretical.In1994,afterapre-dawnearthquakecutpowertomostofLosAngeles,theGriffithObservatoryreceivedphonecallsfromfrightenedlocalpeopleaskingabout“thestrangesky”.Whatthosecallerswereseeingwerestars.Darknessisacomplicatedthingtomeasure.In2001,theamateurastronomerJohnBortledesignedascaletohelp.Hisclassificationrangefrom“inner-citysky”(class9),inwhichtheonly“pleasingviewsseenthroughatelescopearethemoon,theplanets,andafewofthebrighteststarclusters(团)”,toaskysodark“theMilkyWaycastsobviousshadowsontheground”(class1).MostNorthAmericansandEuropeansliveunderclass6or7skies,inwhichtheMilkyWayisundetectable.Inthatkindofnight,apersoncanwanderoutside,unfoldagardenchair,openanewspaper,andreadtheheadlines,ifnotthestories.InadditiontotheBortlescale,scientistsoftenusephotodiodelightsensors(传感器）tomeasureandcomparebaselevelsofdarkness.Unihedron’sSkyQua1ityMeteristhemostpopularinstrumentforthiskindofwork,partlybecauseitissmallenoughtofitintoyourpocketandalsobecauseitconnectstoanonlineglobaldatabase.Accordingtothatdatabase,CherrySpringsStatePark—an82-acreparkinremoteruralPennsylvania—presentlyhastheseconddarkestscorelisted.CherrySpringsislocatedlessthan300milesinlandfromtheUSeasternseaboard,inaregion—theEastCoast—thatcontains36%ofthetotalUSpopulationandislitupeverynightlikeabackstagemakeupmirror.Whenpinpointedonasatelliteimage,CherrySpringsisinthemiddleofanuncharacteristicallydarkarea—insulated(隔离),onallsides,byhundredsofthousandsofacresofprotectedforestandsittingontopoftheAlleghenyPlateau,700metresabovesealevel.Mostofthesmalltownssurroundingtheparkaresituatedinvalleyswhereoutdoorlightisalreadyfailing.Thisunusualcombinationoffactorsexplains,toacertaindegree,howCherrySpringsbecameoneofthedarkestplacesinAmerica.1、WhatdidthephonecallstheGriffithObservatoryreceivedreveal?A．Thecallerswereingreatfearofthesevereearthquake.B．Peoplebelievedthatstarswouldbringthemmisfortune.C．Peopleneededhelpandcomfortinfaceofabigdisaster.D．Darknesshadbeenawayfromthelocalpeopleforages.2、Whichclassificationofdarknessdoesthewriterseemtolikebest?A．Class1.B．Class3.C．Class7.D．Class9.3、Itcanbeconcludedfromthepassagethat________.A．lightfromheavenlybodiesismuchweakerB．lightpollutionexistsmainlyinurbanareasC．humaneyesightisgettingfrombadtoworseD．lightpollutionhasbudinfluenceonusanytime4、CherrySpringsisoneofthedarkestplacesinAmericapartlybecauseof________.A．itsspecificlocationB．itslimitontheuseoflightsC．itsnaturalsurroundingsD．itssmallnativepopulation25．（10分）WhenHuangLizhitookherfirstclassinAfricansociologyattheUniversityoftheWitwatersrandinSouthAfricainFebruary,herprofessoraskedherandherclassmateswhatimpressesthemmostwhenitcomestoAfrica.Unexpectedly,Huang,31,foundthatwordslike“poverty”and“safari”–negativewordsthatwereoftenassociatedwiththecontinentinmediareports–werethekindoftermsherAfricanclassmatesdidn’twanttohear.Instead,theypreferredtohearthequestionansweredinthisway:“Africaisthecradleofhumankind”and“Africansarepassionateandgenerous”.Apparently,therearesomemisunderstandingsbetweenus.It’struethatwithincidentsliketheEbolaoutbreakinWesternAfricaandtheemergence(出现)ofpiratesoffthecoastofSomaliahittingthenews,it’seasyforustokeepforgettingthatAfricahasoneoftheworld’soldestcivilizations–Egypt,bornbytheworld’slongestriver,theNile.TheproofisintheGreatPyramidofGizaandtheGreatSphinxofGiza,whicharebothpopularamongtourists.AndthetombsofancientEgypthavealsobecomeendlesssourcesfortheliteratureandfilmindustries.WhenitcomestothenaturalenvironmentofAfrica,ourmisunderstandingsareonlybigger.Butthetruthisthatinsteadofbeingextremelyhotallyearandcoveredbydesert,thecontinenthaslargeareasofsavannas(稀树草原)wherelions,giraffesandzebraslive,thesnowcappedKilimanjaro–thehighestmountaininAfrica–andeventhickforestontheislandofMadagascar.Thesemisunderstandingsareoneofthereasonswhythe2018BeijingSummitoftheForumonChina-AfricaCooperationwasheldonSept3and4–tounderstandeachotherbetter.Indeed,onlybyvisitingAfricaherselfdidHuangseetheconvenientlivingconditions,theamazingnaturalbeautyandthefriendlypeople.Inhereyes,herclassmateswereashopefulaboutthefutureoftheirowncountriesastheywereaboutAfricaasawhole,andtheywerequicktodemonstrateboththeirstrongwillandactivity.“Atthatmoment,Iknewexactlywhattheywanted–theywantedtheirculturetoberespected.”1、Whichofthefollowingbestexplains“cradle”underlinedinparagraph2?A．Asmallbedforbabies.B．Abaskettoholdsomething.C．Aplaceforpeopletorelaxthemselves.D．Aplacewheresomethingimportantbegan.2、WhatcanweinferaboutAfricaaccordingtothepassage?A．Itisveryhotalltheyearround. B．It’snotasafecontinenttoliveinC．It’sdifferentfromwhatweimagine. D．Itisboundtohaveabrightfuture3、WhichofthefollowingwouldHuangagreewith?A．Toseeistobelieve B．ThinktwicebeforeyoudoC．Amissisasgoodasamile D．Don’tjudgeapersonbyhisappearance4、Whatcanbeasuitabletitleforthetext?A．ValuingaCulture. B．UnderstandingAfrica.C．PayingaVisittoAfrica. D．DiscoveringaContinent.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）Myfatherwasahighlyeducated,intelligentgentleman.Hecoulddebateordiscussfor1onalmostanytopicandholdyourattentionintheprocess.Ithoughttherewas2hewasn'tabletodo.Afewdays3myyoungerbrother's7thbirthday,Dadplannedtoputtogetherashinynew4asaspecialbirthdaysurprise.Afternearlyanhourof5theinstructions,Dadwasstillunabletoputthenewbiketogether.Laterhefoldedupthepaperofinstructions,6histoolbox,anddecidedtotakethebikebacktothelocaltoystoreandpayextramoneytohaveit7assembled(组装)there.Then,a(n)8cametohim,ashecalledouttoLovett,thequietlittlemanwhomowedourgrassland."Lovett,haveyoueverassembledaboy'sbicycle?"AsLovettwalkedtowardsthebike,Dadhandedhimthepaperofinstructions.Lovetthandedit9tohim,saying,"No,thanks.Ican'tread.Whenyoucan'tread,youhaveto10."Lessthan15minuteslater,thenewbicyclewasfullyassembled,withnospareparts11.DadshookLovett'shand,pattedhimontheback,thankedhimandhidthebike.Onthenightaftermybrother12hissimlynewgift.Dadannouncedatthefamilydinnertable13hadhappenedseveraldaysearlier.Hetookgreatdelightintellingit14---heuseditasanexampleofthinking.Hedidnot15illiteracy(文盲),butstronglytaughtustouseour16.Thejokewasonmyfather,17hewasabletoturnitintoalearningtool,andIlikedhimeven18aftertheincident.IalsogainedarespectforLovett.Tomehehadalwaysbeentheoldyardmanwhodidn'tsaymuch,butafterthatday,heseemedtosmile19,evenwalktaller.It'samazingwhatarealnodof20candotoliftpeopleup.1、A．minutes B．seconds C．hours D．years2、A．nothing B．everything C．something D．onething3、A．after B．ago C．before D．during4、A．toy B．car C．vehicle D．bike5、A．writing B．reading C．hearing D．explaining6、A．tookup B．pickedup C．heldup D．gaveup7、A．simply B．deliberately C．evidently D．correctly8、A．plot B．scene C．idea D．story9、A．back B．in C．out D．down10、A．quit B．stop C．argue D．think11、A．remaining B．remained C．spotted D．losing12、A．designed B．bought C．decorated D．received13、A．what B．that C．which D．why14、A．onceinawhile B．innotime C．fromthenon D．againandagain15、A．referto B．applyto C．relyon D．spyon16、A．hands B．heads C．mouths D．feet17、A．or B．and C．but D．because18、A．less B．worse C．more D．much19、A．larger B．happier C．luckier D．broader20、A．approval B．achievement C．judgment D．comfort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）语法填空In1940,fourteenageboysandtheirdogwerewalkingthroughthewoodlandclosetoLascauxwhentheirdogsuddenlydisappeared.Theboyssearchedallaround.Theycametoacaveandlookedintothecave1．couldseenothing.Afewdayslater,theboysreturnedtothecave.Theycouldhardlybelieve2．(they)eyes.Intheweaklamplight,theboyssawredhorsesandcows,andblackbullsanddeercoveringthewallsofthecave,whichlookedso3．(frighten)thattheboysescapedinfear.Littledidtheboysknowthattheyhadmadeoneofthemostimportant4．(discover)ofthatcentury.ThefamousLascauxCaveismadeupofalargeholeand5．seriesofconnectingcaves,withanaturalwatersystem.Thepaintingsthereareanespeciallyimportantfindbecausetheyaresonumerousandsowellprotected.Afterafewyears,thecaveswereopened6．atouristattraction,and1,200peopleperdaycametothesite7．(admire)thepaintings.8．(fortunate),alargenumberofvisitorsresultedinchangesinthecaves’atmosphere,andgreenalgae(藻类植物)begantogrowaroundthewalls.Sincethen,thecaves9．(close)tothepublicinanefforttoprotectthefragilepaintingsinthispreciousundergroundsite.Today,thecaveshavecomputer-controlledair-conditioningandareinspecteddaily.Scientistshopethattheseprecautions(预防措施)canpreventany10．(far)damagetothepaintings.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：在错的词下画一横线，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。Maria,a91-year-oldwoman,hasanunbelievableexperiencelastweek、Agroupofthievesbrokeinherhousebuttooknothingawaywiththem、Mariarecalledthatthewindowswerebrokenandthatallherboxwereopened,butnothingwasmissing、Instead,shefoundahandwrittennoteonthetablethatwassaid,“Thisishelpyoutogetby、”Besidethenotetherewassomemoney、ItseemedthatthethievesrealizedhowpoorMarialivedanddecidednottotakesomething—buttohelp、Onepolicemanwhohasbeenworkingfor40yearsissurprisingbythiseventtoo、LaterMariakeptthenotereceivedfromherfriendlythievesorusedthemoneytobuysweetsforhisgreatgrandchildren、第二节书面表达（满分25分）29．（25分）假定你是李华，你的新西兰朋友Terry正在跟你学习中国书法，最近发邮件向你询问下一次的授课计划。请你回复邮件，内容包括：1.时间和地点；2.内容：临摹王羲之作品；3.课前准备：简要了解王羲之。注意：1.字数：100左右；2.可以适当增加细节，以使行文连贯。3.参考词汇：书法calligraphy临摹copy________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、D2、D3、B4、D5、D6、C7、C8、D9、A10、C11、B12、B13、A14、C15、A16、B17、B18、D19、B20、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、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.Shesaysthecurrentway