福建省莆田市第八中學2025屆高三沖刺模擬英語試卷含解析

福建省莆田市第八中學2025屆高三沖刺模擬英語試卷注意事項：1．答卷前，考生務必將自己的姓名、準考證號、考場號和座位號填寫在試題卷和答題卡上。用2B鉛筆將試卷類型（B）填涂在答題卡相應位置上。將條形碼粘貼在答題卡右上角"條形碼粘貼處"。2．作答選擇題時，選出每小題答案后，用2B鉛筆把答題卡上對應題目選項的答案信息點涂黑；如需改動，用橡皮擦干凈后，再選涂其他答案。答案不能答在試題卷上。3．非選擇題必須用黑色字跡的鋼筆或簽字筆作答，答案必須寫在答題卡各題目指定區(qū)域內(nèi)相應位置上；如需改動，先劃掉原來的答案，然后再寫上新答案；不準使用鉛筆和涂改液。不按以上要求作答無效。4．考生必須保證答題卡的整潔。考試結束后，請將本試卷和答題卡一并交回。第一部分（共20小題，每小題1.5分，滿分30分）1．Itisobvioustothestudents_____________theyshouldgetwellpreparedfortheirfuture.A．a(chǎn)s B．thatC．which D．whether2．MymotherisalwayswarningmewhenIgoout,“Don’tgetoffthebus________itisstopping.”A．untilB．whileC．beforeD．a(chǎn)fter3．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．a(chǎn)s8．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．a(chǎn)retaught 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第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個選項中，選出最佳選項。21．（6分）Whatiserosion(腐蝕)?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(針灸，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(瘧疾）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）閱讀理解Onthefirstdayofschoolourprofessorintroducedhimselfandchallengedustogettoknowsomeonewedidn'tknow.Ilookedroundwhenagentlehandtouchedmyshoulder.Iturnedaroundtofindawrinkled,littleoldladywithasmile.Shesaid,“Hi,handsome.MynameisRose.I'meighty-sevenyearsold.CanIgiveyouahug？”Ilaughedandenthusiasticallyresponded,“Ofcourseyoumay！”Shegavemeagiantsqueeze.“Whyareyouincollegeatsuchayoung，innocentage？”Iasked.“IalwaysdreamedofhavingacollegeeducationandnowI'mgettingone！”shetoldme.AfterclasswewalkedtotheStudentUnionbuildingandsharedachocolatemilkshake.Webecameinstantfriends.Everydayofthenextthreemonthswewouldleaveclasstogetherandtalknon-stop.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(歌詞)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．Rosewastalentedandhard-workingD．Rosewascourageousandherwordswereinspiring4、WhichsayingmightRosepossiblysupport________.A．Oneisnevertoooldtolearn.B．Afriendinneedisafriendindeed.C．Romewasn'tbuiltinaday.D．Itisnousecryingoverspiltmilk.25．（10分）Fivethousandsquaremetersofolddamagedcars，motorcyclesandboatsfillthisjunkyard.Foracasualonlooker，thismightbeaverysadsight.ButforAndy.it'sarealtreasure.“I’vebeenajunkhoarder(囤積者)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.第三部分語言知識運用（共兩節(jié)）第一節(jié)（每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個選項中，選出可以填入空白處的最佳選項．26．（30分）MissBessiewasonlyfivefeettall,butshewastheonlywomanstrictenoughtomakemereadBeowulf.Ishallneverforgetthedayshe1meandpersuadedmetoreadit.“ButMissBessie,”Icomplained,“Iain’tmuch2it.”“Boy,”shesaid,“howdareyousay‘a(chǎn)in’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,‘‘a(chǎn)ndI8becametheleader,withoutlosingmyfriends’9.Bornin1895inpoverty,MissBessiegrewupinAthens,Alabama.Sheneverattendeduniversitybecauseshecouldnot10it.Inthelocalhighschool,she11alotaboutShakespeareandthegreatimportanceof12.“Whatyouputinyourhead,”sheoncesaid,“canneverbe13byanybody.”Duringher1444-yearcareer（職業(yè)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．a(chǎn)lsoB．stillC．neverD．even9、A．controlB．helpC．trustD．respect10、A．a(chǎn)ffordB．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第二節(jié)（每小題1.5分，滿分15分）閱讀下面材料，在空白處填入1個適當?shù)膯卧~或括號內(nèi)單詞的正確形式。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，F(xiàn)ridaythe13hhasbecomeaculturalwonder.ManyAmericansavoidthenumber13alltogether，6．（include）hotelroomsandairplaneseatassignments.Itevencostscoupleslesstogetmarriedontheday.Therearemanyother7．（explain）behindthelucklessday.SimonBronner，aprofessorofAmericanstudiesatPennsylvaniaState.University，8．（believe）Fridaythe13hisawayforpeopletopintheirbadlucktoacertaincause:.Thefactshouldbe9．there'snothingspecialaboutthenumberitself.Afterall，thenumber1310．（consider）tobeluckyinsomecountries，likeItaly第四部分寫作（共兩節(jié)）第一節(jié)短文改錯（滿分10分）28．（10分）增加：在缺詞處加一個漏詞符號（∧），并在其下面寫出該加的詞。刪除：把多余的詞用斜線（＼）劃掉。修改：在錯的詞下劃一橫線，（____）并在該詞下面寫出修改后的詞。注意：1、每處錯誤及其修改均僅限一詞；2、只允許修改10處，多者（從第11處起）不計分。MybrotherTomwasveryselfishwhenhewasalittleboy、Hedidnotwantsharethingswithotherpeople、Forexample,whenheboughtachocolatecake,heputtheminasecretplacewhereIcouldn’tfind、Thenheateitallbyhimself、Heneverhelpedother、Hesaidheisbusy、Thatis,agameoftennismakinghimverybusy、Hedidnotcareifsomethinghedidmadepeopleangry、Forinstance,ononenightheplayedstrongandloudlymusictillfouro’clockinthemorning、Butheisdifferencenow、Heoftenhelpsgrandmawithhousework,helpsmomwithcookingandhelpshisclassmatewiththeirlessons、第二節(jié)書面表達（滿分25分）29．（25分）某英文報的欄目正面向中學生征文。請根據(jù)提示信息寫一篇英文短文介紹香港海洋公園。1.位于香港南部，依山而建，面積超過87萬平方米；2.1977年開放，是最受喜愛的公園之一；3.游客可以了解海洋生物，體驗游樂設施和觀看各種動物表演。注意:1.詞數(shù):100詞左右.2.可適當增加細節(jié)，以使行文連貫。海洋生物:marinelife______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

參考答案第一部分（共20小題，每小題1.5分，滿分30分）1、B2、B3、B4、C5、D6、C7、A8、A9、D10、B11、A12、C13、C14、B15、D16、A17、D18、A19、C20、B第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個選項中，選出最佳選項。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(惡性的)humancells.Shesaysthecurrentwaytoidentifywhetherchemicalscausecanceristotestthemoneatatime.Thi