2023屆安徽省定遠(yuǎn)縣第二中學(xué)高三考前熱身英語(yǔ)試卷含解析2

2023高考英語(yǔ)模擬試卷注意事項(xiàng)1．考生要認(rèn)真填寫考場(chǎng)號(hào)和座位序號(hào)。2．試題所有答案必須填涂或書寫在答題卡上，在試卷上作答無(wú)效。第一部分必須用2B鉛筆作答；第二部分必須用黑色字跡的簽字筆作答。3．考試結(jié)束后，考生須將試卷和答題卡放在桌面上，待監(jiān)考員收回。第一部分（共20小題，每小題1.5分，滿分30分）1．Isitcommonpracticethatsalesmenreceivea_______of10percentonallsalesmade?A．depositB．receiptC．pensionD．commission2．PeopleexpectShanghaiDisneylandParktoofferbetterservicethan________ofTokyo’s.A．this B．it C．one D．that3．Iwasonabusinesstripthen,otherwiseI________tothehospitalfortests.A．went B．hadgoneC．wouldhavegone D．wouldgo4．Itwasannouncedthatonlywhenthefirewasundercontrol__________toreturntotheirhomes.A．theresidentswouldbepermittedB．hadtheresidentsbeenpermittedC．wouldtheresidentsbepermittedD．theresidentshadbeenpermitted5．______isimportantinstudyisdiligenceratherthanintelligence.A．Which B．WhatC．Who D．When6．PremierLiKeqiangofficially______theplantodeveloptheBayAreainhisgovernmentworkreportdeliveredatthestartoftheNationalPeople’sCongresssessioninMarch.A．laidoutB．laidoffC．laiddownD．laidup7．—Hemadeanapologybeblamedwhathehaddone.—It'sreallywiseofhim.A．soastonot;ofB．inordertonot;forC．soasnotto;forD．inordernotto;of8．Wehavenoideawhatairwewillbebreathinginthefutureifweanythingtostophazyweather.A．hadn’tdoneB．didn’tdoC．haven’tdoneD．don’tdo9．Despitethefactthathisscoresweregood,theywerehardlyasexcellentasastudentwithhisintelligence.A．a(chǎn)chieved B．hadachievedC．wouldachieve D．shouldhaveachieved10．—Doyouoftencomeheretohaveawalk?—No,only_________,becausewearemuchtoobusy.A．occasionallyB．eventuallyC．merelyD．frequently11．Itwasthenaturaldisaster,ratherthanhumanerrors,that________forthedeathofsomanyinnocentpeople.A．a(chǎn)reblamed B．wastoblame C．wasblamed D．weretoblame12．—TherearenorelativearticlesontheInternet.Whatshallwedo?—MyGod！Therearealwaysnotanyusefularticleswhenyouwant.A．one B．it C．that D．a(chǎn)ny13．“________Iwentthroughupsanddownsinlife，”Gordonsaid,“Ineverfoundtheimportanceofbeingself-disciplinedaswellasthesignificanceoflife.”A．IfB．SinceC．UntilD．Unless14．Allthedishesinthismenu，_____otherwisestated，willservetwotothreepeople.A．a(chǎn)s B．if C．though D．unless15．Ourcountryhaslaunchedacampaigntobansmokinginpublicplaces,whichwithsomeheavysmokers.A．concernsB．wasconcernedC．concernedD．isconcerned16．ThankstoMrsSmith,thefatherandthesoneventually______aftertenyears’coldrelationshipbetweenthem.A．tookup B．pickedup C．madeup D．turnedup17．IthinkAna______herpackingsinceshestartedgettingthingsreadyearlythismorning.A．finishesB．hasfinishedC．hadfinishedD．wouldfinish18．Asisexpected,AIisanarea_______Chinamayappearasaleadingforce.A．that B．whereC．which D．when19．Raisingtheincomesofthepoorislikelytobeineffectiveinawealthysociety,________accompaniedbyothermeasures.A．once B．when C．if D．unless20．———Itwasagreendinner._______———Thanks.Butitreallyonlytookanhour.A．Youmustbetired. B．Ienjoyeditverymuch.C．Youmusthavespentalldaycooking. D．Ihaveneverhaditbefore.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(gè)選項(xiàng)中，選出最佳選項(xiàng)。21．（6分）ArecentstudyledbyresearchersfromtheNationalUniversityofSingapore(NUS)hasfoundaclearlinkbetweenthecolorofataxianditsaccidentrate.Ananalysisof36monthsofdetailedtaxi,driverandaccidentdatafromtwofleetsofyellowandbluetaxisinSingaporesuggestedthatyellowtaxishavefeweraccidentsthanbluetaxis.Thehighervisibility(能見(jiàn)度)ofyellowmakesitlessdifficultfordriverstoavoidgettingintoaccidentswithyellowtaxis,leadingtoaloweraccidentrate.ThestudywasledbyProfHo.Totestwhethertherewasarelationshipbetweenthecolorofataxiandthenumberofaccidentsthetaxihad,theresearchteamanalyseddatacollectedbythelargesttaxicompanyinSingapore.Theresearchersfoundthatyellowtaxishaveabout6.1feweraccidentsper1,000taxispermonth.Theyalsostudiedtheeconomiceffectofchangingthecoloroftheentirefleetoftaxistoyellow.TheSingaporetaxicompanyinvolvedinthestudyownsabout16,700taxisinaratio(比例)ofoneyellowtothreebluetaxis.Ifacommercialdecisionismadetoswitchfrombluetoyellowtaxis,76.6feweraccidentswilloccurpermonthor917feweraccidentsperyear.Assuminganaveragerepaircostof$1,000percarandadowntimeofsixdays,thecolorofalltaxistoyellowcouldproduceanannualsavingof$2million.“Weareeagertocontinuetovalidate(證實(shí))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?22．（8分）VisitorCodeofConductPleasehelpusmaintainahealingenvironmentforourpatient.Visitinghoursandpoliciesvarythroughoutthehospital.Pleaseaskastaffmemberaboutthepolicyontheunityouwishtovisit.Weaskthatyoucomplywiththefollowingvisitorrules:?Donotvisitifyouaresick(fever,cough,sorethroat,nausea,orvomiting)orhavebeenexposedtochickenpox(水痘)orothercontagious(傳染的)illnesswithinthepastthreeweeks.?Cleanyourhandseachtimeyouenterandleavethepatient’sroom.?Followisolationprecautions(隔離預(yù)防措施)thatarepostedonthepatient’sdoor.?Youmustwearshoesandshirtsatalltimes.Clothingmustbecleanandneat.?Visitorsarelimitedtotwoperpatienteachtime.?Donotusewaitingroomsonaunitifyouarenotvisitingapatientinthatunit.?Waitingroomsarenotforovernightstays.?Childrenmusthaveadultsupervision(監(jiān)護(hù))atalltimesandmustberespectfulofthehospital’shealingenvironment.Someunitsdonotallowchildren’svisiting.Youwillbeaskedtoleaveforviolating(違反)anyoftheaboverulesorforthefollowings:?Yourbehaviorcreatesarisktopatients,familiesorstaff.?Youappeartobeill.?Yourefusetofollowisolationprecautions.?Youarenotrespectfulorconsiderateofothers.?Youfailtosupervisechildren.Ifyoubelievesomeoneisviolatingtheserules,oryouneedassistance,pleasenotifysecuritybydialing7363onthehospitalphonesor813-844-7363onyourmobilephone.Securityisavailableatalltimes.Waitingareasaremonitoredatalltimesbyasecurityvideocamera.1、Theunderlinedphrase“complywith”inParagraph1probablymeans________.A．obeyB．studyC．discoverD．pass2、Accordingtothepassage,youshould________beforeyouvisitaunitinthehospital.A．makeanappointmentB．a(chǎn)skpermissionfromthedoctorC．checkthevisitingpolicyD．ringupthepatientfirst3、Ifachildwantstovisitthepatient,he/sheshould________.A．stayatthewaitingroomofanyunitB．besupervisedatalltimesC．refusetofollowisolationprecautionsD．createanewenvironmentforpatients4、Accordingtothecode,visitorsareallowedto________.A．touchpatientequipmentB．visitpatientsingroupoftwoC．stayovernightinthewaitingroomD．changeintoslippersinthepatientroom5、Whatcanbeconcludedfromthetext?A．Childrencangotovisitpatientsbythemselves.B．Ifyouseemtobeill,youcanstillvisitthepatientsunlessitiscontagious.C．Visitorswhoviolatetheruleswillnotbeallowedtovisitagain.D．Youcanaskforsecurity’shelpatanytime.23．（8分）SpielbergwasenrolledatCaliforniaStateUniversityin1965,butdroppedoutthreeyearslatertoseekhisfilmmakingcareer.Afterre-enrollingin2001,hestudiedhardinhisofficeorathome,thoughhedidn’tattendgeneralclasses.Heworkedonindependentprojectsandtalkedwithprofessorstoreceivehisbachelor’sdegreeinfilmandelectronicarts.Hesaidhappilyafterattendingthegraduationceremonyincapandgown,“Iwantedtodothisformanyyearsasa‘thankyou’tomyparentsforgivingmetheopportunityforaneducationandacareer,andaspersonalnoteformyownfamily,andyoungpeopleeverywhere,abouttheimportanceofachievingtheircollegeeducationgoals.”Andheadded,“ButIhopetheygettherequickerthanIdid.”Afterleavingschool,Spielbergworkedintelevisionthroughtheearly1970s,andmadethegreatthriller“Jaws”.Hequicklybecameoneofthemostcommerciallysuccessfulfilmmakersinhistorywithsuchhitsas“JurassicPark”and“SavingPrivateRyan”.HefoundedthecompanyDreamWorkswithhisfriends.Spielberghasfivehonorarydoctorates(博士學(xué)位),butwhathereallywarnedwasthishumblecollegedegree.Heposedforpictureswithhisfellowgraduates,andsmilesashewasshoweredwithsmallpiecesofcolorfulpaper.1、Spielbergwithdrewfromschoolinhisearlylifeto________.A．foundhisowncompanyB．starthisprofessionalcareerC．provehiseducationafailureD．makehisfortuneinHollywood2、Spielbergreceivedhisbachelor’sdegreetoshowtheyoung________.A．hisappreciationforhisownfamilyB．thesignificanceofcollegeeducationC．hisdeterminationtoachievehisgoalD．theimportanceofcontinuededucation3、Spielberghasmadehistoryinthemovieindustrywithhis________.A．fivehonorarydoctoratesB．humblecollegedegreeC．widely-knownhitmoviesD．successfulcompanyDreamWorks4、Whichwouldbethebesttitleforthepassage?A．OneisNeverTooOldtoLearnB．CollegeEducationandFilmmakingCareerC．RealizingOne’sOldDreamNeedsSacrificeD．AHumbleCollegeDegreeandtheGreatFilmmaker24．（8分）DoesFameDriveYouCrazy?Althoughbeingfamousmightsoundlikeadreamcometrue,today'sstars,feelinglikezooanimals,facepressuresthatfewofuscanimagine.Theyareatthecenterofmuchoftheworld'sattention.Paparazzi(狗仔隊(duì))campoutsidetheirhomes,camerasready.Tabloids(小報(bào))publishthrillingstoriesabouttheirpersonallives.Justimaginenotbeingabletodoanythingwithoutbeingphotographedorinterruptedforasignature!AccordingtopsychologistChristinaVillarreal,celebrities—famouspeople—worryconstantlyabouttheirpublicappearance.Eventually,theystarttolosetrackofwhotheyreallyare,seeingthemselvesthewaytheirfansimaginethem,notasthepeopletheywerebeforeeveryoneknewtheirnames.“Overtime，”Villarrealsays,“theyfeelseparatedandalone.”Thephenomenonoftrackingcelebritieshasbeenaroundforages.Inthe4thcenturyB．C．,paintersfollowedAlexandertheGreatintobattle,hopingtopicturehisvictoriesforhisadmirers.WhenCharlesDickensvisitedAmericainthe19thcentury,hissold-outreadingsattractedthousandsoffans,leadinghimtocomplain(抱怨)abouthislackofprivacy.Tabloidsofthe1920sand1930sranarticlesaboutfilm-starsinmuchthesamewaythatmoderntabloidsandwebsitesdo.Beingapublicfiguretoday,however,isalotmoredifficultthanitusedtobe.Superstarscannotmoveaboutwithoutworryingaboutphotographerswithmoderncameras.Whentheysaysomethingsillyordosomethingridiculous,thereisalwaystheInternettospreadthenewsinminutesandkeeptheir“story”aliveforever.Iffameissotroublesome,whyaren'tallcelebritiesrunningawayfromit?Theansweristherearestillwaystodealwithit.Somestarsstaycalmbysurroundingthemselveswithtrustedfriendsandfamilyorbyescapingtoremoteplacesawayfrombigcities.Theyfocusnotonhowfamoustheyarebutonwhattheylovetodoorwhatevermadethemfamousinthefirstplace.Sometimesafewcelebritiescangetalittlejustice.Still,evenstarswhoenjoyfulljusticeoftencomplainabouthowhardtheirlivesare.Theyaretiredofbeingfamousalready.1、Itcanbelearnedfromthepassagethatstarstoday________.A．a(chǎn)reoftenmisunderstoodbythepublicB．cannolongerhavetheirprivacyprotectedC．spendtoomuchontheirpublicappearanceD．carelittleabouthowtheyhavecomeintofame2、WhatisthemainideaofParagraph3?A．Greatheroesofthepastweregenerallyadmired.B．Theproblemfacedbycelebritieshasalonghistory.C．Well-knownactorsareusuallytargetsoftabloids.D．Worksofpopularwritersoftenhavealotofreaders.3、Whatmakesitmuchhardertobeacelebritytoday?A．Availabilityofmodernmedia.B．Inadequatesocialrecognition.C．Lackoffavorablechances.D．Hugepopulationoffans.4、Whatistheauthor'sattitudetowardmoderncelebrity?A．Sincere. B．Sceptical.C．Disapproving. D．Sympathetic.25．（10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.第三部分語(yǔ)言知識(shí)運(yùn)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(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)．26．（30分）Ontheborder,apackofwilddogscircledthesoldiersforfood．Theleaderofthepackwasagray-and-whitedogcalledNubs．Hewas1andhardlyabletostand．MarinemajorBrianDennislooked2andsawthattherewasaknifewoundinhischest．Denniscouldn'tstandseeingthedog3．Heandhismenimmediatelytreatedthewound,andgaveNubsmedicine．Nubspulledthroughbutwasstillin4．Thenextday,theteamhadto5.Tendayslater,Dennis'unitwasback,andsowasNubs．Hewasstill6，butthemenfedhimandplayedwithhim．Beforelongtheunitonceagainleftforthefront70milesaway．Nubs,slowlybut7,followedthemfarintothetracklesswasteland8themenlostsightofhim．Twodayslater,beyondDennis'9,hesawNubsjustoutsidetheoutpost（前哨）．Thedoghad10himacross70milesoffrozendeserttomeetwiththefriendwhohad11hislife．FromthenonNubsandthemen12（廢墟）．Untilanordercamethattheywerenot13ohavepets,Dennisdecidedtomakesurethedogwould14tolivethegoodlife．Sohequicklyraised$4,000fromhisfamilyandfriendsto15NubstoAmerica．Ayearlater,whenDennisandthedogwere16theguy．Butwithinminutes,thedogjumpedintoDennis'arms,jumping17againandagaintolickhisfriend'sface．Alittleloveandconcerninthemiddleof18willnotsaveaviolentworld．Butsmallstories,likethestoryofasoldierandaclog,holda19faharmonious（和諧的）world．1、A．shakingB．waitingC．barkingD．resting2、A．lowerB．betterC．clearerD．closer3、A．worryB．sufferC．fearD．starve4、A．surpriseB．controlC．painD．a(chǎn)nger5、A．leaveB．drillC．fightD．walk6、A．dirtyB．weakC．thinD．tired7、A．suddenlyB．happilyC．easilyD．determinedly8、A．unlessB．sinceC．untilD．a(chǎn)fter9、A．imaginationB．reachC．sightD．a(chǎn)bility10、A．caughtB．trackedC．guardedD．found11、A．lovedB．startedC．savedD．taken12、A．traveledB．metC．grewD．slept13、A．a(chǎn)llowedB．expectedC．neededD．required14、A．goB．likeC．tryD．continue15、A．leadB．flyC．driveD．show16、A．reunitedB．interviewedC．watchedD．gathered17、A．noticeB．believeC．recognizeD．bother18、A．outB．a(chǎn)boutC．a(chǎn)roundD．up19、A．timeB．dangerC．warD．space20、A．wayB．viewC．concernD．promise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(gè)適當(dāng)?shù)膯卧~或括號(hào)內(nèi)單詞的正確形式。27．（15分）Hereisastoryaboutanoldwiseman.Oneday,thewisemanwasonhiswaytoavillagewherepeoplewerevery1．(interest)inhisideas.Eachpersoninthevillagehadmadegreatpreparations,thinkingaboutthequestions2．heorshemightaskthewiseman.Thewisemanfinallyarrivedand,aftertheinitialwelcome,hewastakentoalargeroomwhich3．(crowd)withpeoplewaitingwithgreatexpectationand4．(excite).Butthewisemanjustwalkedsilentlyaroundtheroom,5．(sing)asweetandsoftsong.Onebyone,theyoungpeoplestartedtotakeupthesong;graduallyoldmenaswellas6．(child)wereallsingingalong.Aspeoplebecamecomfortablewithhissong,thewisemanstartedtodance7．themusic.Hedancedeverywhereintheroom,andonebyone,peopledancedwithhim.Sooneveryoneinthewholevillagewasdancingandsinging8．(free).Laterinthenight,thewisemangraduallyslowedthedanceandfinallybroughtitto9．stop.Hesaidgently,“ItrustthatI10．(answer)allofyourquestions.”第四部分寫作（共兩節(jié)）第一節(jié)短文改錯(cuò)（滿分10分）28．（10分）下面短文中有10處語(yǔ)言錯(cuò)誤．請(qǐng)?jiān)谟绣e(cuò)誤的地方增加、刪除或修改某個(gè)單詞．增加：在缺詞處加一個(gè)漏字符號(hào)（^），并在其下面寫上該加的詞．刪除：把多余的詞用斜線（\）劃掉．修改：在錯(cuò)的詞下劃一橫線，并在該詞下面寫上修改后的詞．注意：1、每處錯(cuò)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(jì)分．Twoyearsbefore，ItraveledtoBrazilandIrentedforacar．Unfortunate，Ihadanaccidentandhitanothercar，andIneededtostayinahospitalforatleasttwoweek．Icalledmyparents，soIdidnottellthemwhathadhappened．IknewthattheywillbeworriedaboutmyselfbecauseIwassofartheraway，andthatmymotherwouldnotsleepifsheknew．Therefore，ItoldtheminterestedstoriesandhowIwasenjoyingBrazil．Asaresult，nobodyknewtruth．Istillthinkthatitwastherightthingtodo．第二節(jié)書面表達(dá)（滿分25分）29．（25分）假定你是李華，是我校高二（三）班的一名學(xué)生，我校將創(chuàng)辦英語(yǔ)社團(tuán)，現(xiàn)面向全體學(xué)生招收新成員，對(duì)此你很感興趣，要寫一封申請(qǐng)信，要點(diǎn)：1自我介紹2.交代寫信目的3.介紹自我優(yōu)勢(shì)（列出2—3點(diǎn)即可）4.表達(dá)希望獲準(zhǔn)要求：1.詞數(shù)100左右2.可以適當(dāng)增加細(xì)節(jié)，以使行文連貫3.開(kāi)頭和結(jié)尾已給出，不計(jì)入總次數(shù)提示詞：招募recruitvt.申請(qǐng)applyvt.DearSirorMadam,_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yourssincerely,LiHua

參考答案第一部分（共20小題，每小題1.5分，滿分30分）1、D2、D3、C4、C5、B6、A7、C8、D9、D10、A11、B12、A13、C14、D15、D16、C17、B18、B19、D20、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(gè)選項(xiàng)中，選出最佳選項(xiàng)。21、1、A2、C3、C4、A22、1、A2、C3、B4、B5、D23、1、B2、B3、C4、D24、1、B2、B3、A4、D25、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.Thismethodleads,sheadds,toalonglistofsupposedly“safe”chemicals.Sheandherteamsaythatapproachneedstochange.“Wedefinitelyneedcertainresearch…tofindoutwhatmixturesof