2023屆寧德市重點(diǎn)中高三下學(xué)期聯(lián)考英語(yǔ)試題含解析

2023高考英語(yǔ)模擬試卷請(qǐng)考生注意：1．請(qǐng)用2B鉛筆將選擇題答案涂填在答題紙相應(yīng)位置上，請(qǐng)用0．5毫米及以上黑色字跡的鋼筆或簽字筆將主觀題的答案寫(xiě)在答題紙相應(yīng)的答題區(qū)內(nèi)。寫(xiě)在試題卷、草稿紙上均無(wú)效。2．答題前，認(rèn)真閱讀答題紙上的《注意事項(xiàng)》，按規(guī)定答題。第一部分（共20小題，每小題1.5分，滿分30分）1．Likeallparentsintheworld，wewantyoutogrowupinaworld__________isfullofloveandkindness.A．where B．thatC．when D．what2．Touristsarerequiredto_________localcustomsandmindtheirmannerswhentravellingabroad.A．spot B．confirmC．observe D．spread3．I'llhaveallofthereadingsbytheendofthistermifmyplangoeswell.A．completing B．tocompleteC．completed D．beingcompleted4．Iwasunawareofthecriticalpointsinvolved,somychoicewasquite_______.A．a(chǎn)rbitraryB．reasonableC．mechanicalD．conventional5．Thedebatehasonlyafewmomentsthatmightbeinspiringtothosewho______thisissue.A．followed B．hadfollowed C．havebeenfollowing D．werefollowing6．ProfessorLi________forhisinformativelecture,waswarmlyreceivedbythestudents.A．knownB．knowingC．havingknownD．tobeknown7．Theonlyproblemwas______wekeptgettinglost!ButpeopleinTianjinareveryfriendlyandhelpful.A．why B．whetherC．that D．how8．_____here,comeandhaveacupoftea.A．Passing B．Topass C．Pass D．Havingpassed9．Theincidentturnedhimintodifferentperson,evenifhedidnotrealizeitatbeginning.A．a(chǎn);a B．the;the C．the;a D．a(chǎn);the10．—Doyou________readyforthespringouting?—No,Istillhavetobuysomefruit.A．everything B．a(chǎn)nything C．something D．nothing11．Maryfeltfromtheoutsideworld,sinceshelackedanInternetconnectionandcouldn’treceiveanye-mail.A．cutdown B．cutin C．cutoff D．cutout12．Thecaraccidenthappened_____hiscarwasoutoforder___Ican’tdrive.A．notthat;butthat B．notonly;butalsoC．notbecause;butbecause D．notbecause;butas13．The2011AustralianOpenwassuccessfullyheldincityofMelbourne,bigcityinAustralia.A．a(chǎn);a B．the;a C．a(chǎn);the D．the;the14．—Theterribleaccidentisunderinvestigation.—Actually,quickeraction_________thoseworkerstrappedinthemine.A．mighthavesaved B．musthavesaved C．shouldhavesaved D．couldhavesaved15．---Youlookhappytoday.Isthereanythinggood?---I’mverydelighted______asoneoftheexchangestudents.A．tochoose B．tohavebeenchosenC．choosing D．havingbeenchosen16．Thenecklacethewomanboughtis,becauseitismadeofglass.A．priceless B．worthwhile C．valuable D．worthless17．Abrahamsethimselfupinfrontofhisdaughter,hands________herhair,andwasclosetotears,reluctanttotearhimselffromher.A．totoywith B．toyedwith C．toyingwith D．beingtoyedwith18．Istillfindithardtoimaginethatsuchacleverchild__________makesuchafoolishmistake.A．shall B．mustC．can D．should19．—DoyoulikethemobilegameTravelingFrog?—Yes,thepostsaboutthevirtualgreenfrog________over4milliontimes.A．haveread B．havebeenreadC．wouldberead D．a(chǎn)rereading20．"Wecannotaffordlimitedprogress.Weneedrapidprogress,"BansaidattheThirdWorldClimateConferenceinGeneva,bytheWorldMeteorologicalOrganization(WMO).A．organized B．beingorganized C．organizing D．wasorganized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）FikiriKiponda’spathfromaccountanttomarine(海洋的)conservationistwassparkedbyachanceencounter.Aftersecuringhisdreamjob,Kipondadecidedhewantedmore.Hewasn’tquitesurewhathewaslookingforuntilheranacrosssometurtlehatchlings.Hedidn’tknowitwasturtle.Fortunatelyenoughhegottherightpersontoaskandhegotmotivated.ThatpersonwasNkindi,astaffmemberattheWatamuConservationprojectwholaterinvitedhimtovolunteerontheproject.Helaterlefthisaccountingjobandfullydevotedhimselfintotheworldofseaturtles.Now，herunsandspendshistimenursingcriticallyendangeredseaturtlesbacktohealth.Seaturtleshavebeenaroundfornearly110millionyearsandarenowconsideredhighlyendangered.TheirpreservationrestsonactivitiesofconservationistssuchasKipondaastheseturtlesfacenumerousthreatsandsignsoftheirextinctioninthenext50years.Localfishermentraditionallycatchthemtosupplementtheirownlowcatchratesandsellthemfortheiroil.Aschangesaremadetoaccommodatemorehotelsfortourists,thereislessavailablebeachlandforturtlenesting.Kiponda’spassionhasnowspreadtohiscommunity,changingtheirattitudetowardssealifepreservationwithhis“by-catchreleaseprogramme.”Throughthisprogram,fishermenarenowpaidforreturningturtlesaccidentallycaughtintheirfishingnets.Thehealthyonesaretaggedandreleasedintothemarineparkwhilehetakescareofsickandinjuredturtlesbacktohealth.Beforethelaunchofpioneeringspiritlikethis,turtlescaughtbyfishermenwereusedfortheirmeatandtheiroilextracted(提煉)foritsmedicinalproperties.“Releasingtheturtlebackintotheoceanisaverygoodfeeling,like,youfeellikeyou’vedonesomethingconcreteandIguesseverybodywouldlovetodothat...soIguessit’suniquework.”1、WhatwasFikiriKiponda’sdreamjobaccordingtothetext?A．Anaccountant.B．Amarineconservationist.C．AguidetotheWatamuConservationProject.D．Anadvocateforturtles.2、Whatmaybethemainthreattotheturtles?A．Therisingsealevel.B．Beingcaughtbytourists.C．Overdevelopmentinthetourism.D．Thereductionintheirnestingplace.3、WhichofthefollowingwordscanbestdescribeFikiriKiponda?A．Energeticbutconservative.B．Enthusiasticandcaring.C．Arbitrarybutconsiderate.D．Ambitiousandknowledgeable.4、Whichofthefollowingcanbethebesttitleforthetext?A．Themansavingendangeredseaturtles.B．Anuniquejobofprotectingseaturtles.C．Apioneerprojectprotectingseaanimals.D．Thecurrentsituationfacedbyseaturtles.22．（8分）ClimbingWithoutRopesThepopularimageofthemountainclimberisofapersoncarefullyclimbingasteepcliffwithanetworkofsafetyropes,butitisnottheonlykind.Manyclimbersnowenjoybouldering.It’smoreaccessibleandbetterfortheenvironment.Whatisbouldering?Boulderingisasportthatinvolvesclimbingon,over,andaroundbouldersuptoapproximatelytwentyfeetabovetheground.Participantsemploynosafetyropes.Whyboulder?improveyourclimbingskillsbyfocusingonbasicsplacestoclimb,suchasclimbingwallsatgymsandparks,easytofindlesstimecommitmenttoboulderingthantomountainclimbingintellectualandphysicalenjoymentasonesolvesproblemsBoulderingTermscrimp:averysmallhandholdfoothold:aplacewhereonemayplaceafoottoaidinclimbingboulderjug:averylargehandholdthatiseasytouseproblem:Thepathupaboulderisreferredtoasthe“problem”thatonemustsolve.The“solution”isthesequenceofmovesonemakesupandoveraboulder.Hereisanexampleofaclimberaddressingaboulderingproblem.Figure1:Theclimberhastworoutesshecouldtake,onetotheleftandonetotheright.Theleftoneappearseasierbecauseithasajugwithineasyreach,butlookwhathappensifshechoosesthatdirection.Shegetsstuckontherockandhastogobackdown.Sometimesthatisevendifficultthangoingup.Figure2:Theclimbertakestheonetotherightthistime.usingafootholdandplacingherrighthandinacrimp,sheisabletolifeherselfupandlocateotherhandholds.Afteronlyafewmoves,sheisabletothrowherlegoverthetopoftheboulderandpullherselfup.1、Accordingtothepassage,bouldering________.A．isanindoorsport B．hasnosafetyprotectionC．needsmapsandequipment D．isasteepcliffclimbing2、Boulderingbecomespopularbecause________.A．itchallengesthelimits B．itcostslessC．itbuildsmindsandbodies D．itisateamgame3、Accordingtotheexample,therightrouteis________.A．a(chǎn)shortcut B．a(chǎn)deadendC．toughbuttothetop D．linedwithjugs23．（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.24．（8分）I.M.Pei,theChinese-American,whowasregardedasoneofthelastgreatmodernistarchitects,hasdiedattheageof102.AlthoughheworkedmostlyintheUnitedStates,PeiwillalwaysberememberedforaEuropeanproject:HisredevelopmentoftheLouvreMuseuminParisinthe1980s.Hegaveustheglassandmetalpyramidinthemaincourtyard,alongwiththreesmallerpyramidsandavastsubterranean(地下的)additiontothemuseumentrance.PeiwasthefirstforeignarchitecttoworkontheLouvreinitslonghistory,andinitiallyhisdesignswerefiercelyopposed.Butintheend,theFrench—andeveryoneelse—werewonover.WinningthefifthPritzkerArchitecturePrizein1983,hewasthoughtasgivingthe20thcentury“someofitsmostbeautifulinsidespacesandoutsideforms…Histalentandskillintheuseofmaterialsapproachthelevelofpoetry.”AfterstudyingarchitectureattheMassachusettsInstituteofTechnologyandHarvard,PeisetuphisownarchitecturalpracticeinNewYorkin1955.DesigningtheJohnF.KennedyPresidentialLibrary&Museumin1964establishedhimasaname.HisEastBuildingoftheNationalGalleryofArtinWashingtonin1978changedpeople’sideasofamuseum.Thesitewasanoddtrapezoid(梯形)shape.Pei’ssolutionwastocutitintwo.Theresultingbuildingwasdramatic,lightandelegant—oneofthefirstcrowd-pleasingcathedralsofmodernart.Thoughknownasamodernist,andnotableforhisformsbasedonarrangementsofsimplegeometric(幾何的)shapes,heonceurgedChinesearchitectstolookmoretotheirarchitecturaltraditionratherthandesigninginawesternstyle.Inperson,I.M.Peiwasgood-humored,charmingandunusuallymodest.Hisworkingprocesswasevolutionary,butinnovation(創(chuàng)新)wasneveranintendedgoal.“Stylisticoriginalityisnotmypurpose,”hesaid.“Iwanttofindtheoriginalityinthetime,theplaceandtheproblem.”1、WhatcanwelearnabouttheresultofredevelopmentoftheLouvreMuseum?A．ItwascriticizedbytheFrench.B．Itwasasuccess.C．ItmadetheLouvreMuseumlooksstrange.D．ItchangedthefunctionoftheLouvreMuseum.2、Whatcanwelearnfromtheunderlinedsentenceinparagraph4?A．Heisamasterinapplyingmaterials.B．Heisskilledinwritingpoems.C．Heoftencombinespoetryandconstruction.D．Hegetsinspirationfrompoetryindesigning.3、What’sthecorrectorderofthefollowingevents?a.DesigntheJohnF.KennedyPresidentialLibrary&Museum.b.StudyarchitectureattheMassachusettsInstituteofTechnologyandHarvard.c.DesigntheNationalGalleryofArt.d.WinthefifthPritzkerArchitecturePrize.A．a(chǎn)bcd B．bacd C．bcad D．dacd4、WhatcanwelearnaboutI.M.Pei?A．Innovationwashisfirstgoalindesign.B．Hewastalentedandserious.C．Hepreferredwesternstyletotheeast.D．Helikedsimplegeometricshapes.25．（10分）Fairytalesperformmanyfunctions.Theyentertain,encourageimaginationandteachproblem—solvingskills.Theycanalsoprovidemorallessons,highlightingthedangersoffailingtofollowthesocialcodesthatlethumanbeingscoexistinharmony.Suchmorallessonsmaynotmeanmuchtoarobot,butateamofresearchersatGeorgiaInstituteofTechnologybelievesithasfoundawaytousethefairytalesasmorallessonsthatAI(artificialintelligence)cantaketoitscold,mechanicalheart.Thecollectedstoriesofdifferentculturesteachchildrenhowtobehaveinsociallyacceptablewayswithexamplesofproperandimproperbehaviorinfables,novelsandotherliterature.WebelievestorycomprehensioninrobotscanpreventtheintelligentrobotsfromkillinghumanitywhichwaspredictedandfearedbysomeofthebiggestnamesintechnologyincludingStephenHawkingandBillGates.Thissystemiscalled“Quixote”(堂吉訶德).ItcollectsstoryplotsfromtheInternetandthenusesthosestoriestoteachrobotshowtobehave.Theexperimentdonebythedesignersinvolvesgoingtoadrugstoretopurchasesomemedicineforahumanwhoneedstogetitassoonaspossible.Therobothasthreeoptions.Itcanwaitinline;itcaninteractwiththestorekeeperpolitelyandpurchasethemedicinewithpriority;oritcanstealthemedicineandescape.Withoutanyfurtherdirectives(指令),therobotwillcometotheconclusionthatthemostefficientmeansofobtainingthemedicineistostealit.ButQuixoteoffersarewardforwaitinginlineandpolitelypurchasingthemedicineandapunishmentforstealingit.Inthisway,therobotwilllearnthemoralwaytobehaveonthatoccasion.Quixotewouldworkbestonarobotthathasaverylimitedfunction.It’sababystepinthedirectionofteachingmoremorallessonsintorobots.WebelievethatAIhastobetrainedtoadoptthevaluesofaparticularsociety,andindoingso,itwillstrivetoavoidunacceptablebehavior.Givingrobotstheabilitytoreadandunderstandourstoriesmaybethemostefficientmeans.1、Whatfunctiondofairytalesperformintherobots?A．Theyentertainrobots.B．Theyhighlightdangers.C．Theymakerobotsmoreintelligent.D．Theyenablerobotstobehavemorally.2、Whatis“Quixote”inthetext?A．ApunishmentsystemB．AcharacterinliteratureC．AbignameintechnologyD．Asoftwareeducatingrobots.3、Whatdoesthedesignerexpectrobottodointheexperiment?A．Totakeadvantageofitsprivilege.B．Tofinishthetaskmostefficiently.C．Toperforminagoodmanneredway.D．Toberewardedbythestorekeeper14、Whichofthefollowcanbestexpresstheauthor’sopinion?A．Robotswilldefinitelyhavemorefunctions.B．Robotswithhuman’semotionsareperfect.C．Trainingrobotstobesociallyacceptableisnecessary.D．Thedevelopmentofrobotsisstillinababystep.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）ThesunshinesbrightlyasIleaveschool,getintomycar,andheadforBradleyHospital.Thisyear,asasenioratSeekonkHighSchool,Ihavebeengiventheopportunitytoleavetheusualclassroomsettingonceaweektovolunteer.I1tospendthisvaluabletimeworkingwithmentallydisabledchildrenatBradleyChildren’sHospital.Iwork2ateacherintheoutpatient/pre-schoolsection,inaclassroomwithtwochildren—aclassroomverydifferentfrom3Ihaveeverknown.Thedifferenceofthisclassroomis4thechildrenhavebeendiagnosedwithamentaldisease.Onechildisautisticandnon-verbal（自閉和不說(shuō)話的）,usingsupportive5TheotherhasaconditioncalledPDD(onestepaboveautism),andis6non-verbal.Bothchildrenrequirestrong7andalotofattention.Thiscombinationcreatesanatmospherewhichisbothdemandingandsympathetic.My8intheclassroomisnotonlytohelptheteacher,buttobecomepartofthechildren’s9experience.Iworkone-on-onecompletingacademicswithastudent.10,weworkasagrouponsuchactivitiesascooking,artwork,abstractreasoning.Everydayactivities,whichmaybetakenforgrantedbyothers,11alotofstrengthfromthechildren.Thishasopenedmyeyesvastly.Oneofthe12reasonswhyIvolunteertotaketheworkisthatIdesiretohelpthosewhoareless13However,ithasalsohelpedmetorealizemycompetence.InowknowthatIhavethe14toworkwiththedisabled.Ihavelostmyfear,andI15myselfalotmore.Itistruethatmyworkisvery16;therearemanydaysthatI17Bradleyexhaustedemotionallyandphysically.TherehavebeentimeswhenIhaveleftontheedgeoftears18Butpitydoesn’theal,lovedoes.AndIhavegrowntolovethesechildreninmyownway,19Iseethemonlyonceaweek.Thisexperiencehasbeenbothrewardingandsatisfying.I’velearnedalsothatIdohavetheabilitytomakeadifferenceintheirlives,nomatterhowsmallitmaybe.Onesmilemakesitall201、A．promise B．claim C．bother D．choose2、A．for B．on C．a(chǎn)longside D．besides3、A．it B．one C．theother D．which4、A．that B．what C．whether D．how5、A．transportation B．communication C．a(chǎn)pplication D．direction6、A．simply B．completely C．frequently D．naturally7、A．treatment B．commitment C．motivation D．sympathy8、A．choice B．wish C．decision D．role9、A．a(chǎn)gricultural B．professional C．technological D．educational10、A．Additionally B．Finally C．Eventually D．Gradually11、A．getback B．buildup C．callfor D．pickout12、A．chief B．legal C．a(chǎn)wkward D．vital13、A．unforgettable B．fortunate C．hopeless D．a(chǎn)ctive14、A．honor B．opportunity C．courage D．a(chǎn)bility15、A．believein B．laughat C．worryabout D．carefor16、A．depressing B．challenging C．inspiring D．relaxing17、A．a(chǎn)pproach B．visit C．leave D．desert18、A．a(chǎn)swell B．sofar C．intime D．a(chǎn)tall19、A．ifonly B．eventhough C．nowthat D．incase20、A．a(chǎn)musing B．enjoyable C．costly D．worthwhile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）Movingtoaforeigncountryisanamazingexperience.It’sanopportunitytoputyourselfin1．differentculture.However,beforestartingyouradventure,therearesomedecisions2．(make).Onesuchdecisionischoosingwheretolive.Willyoustayinyourownapartment?Willyoushareaflatwithotheryoung3．(foreign)?Orwillyouchoosetolivewithahostfamily?Forme,choosingtolivewithaFrenchfamilywasthe4．(good)choice,andhereiswhy.Firstly,afamilycanshowyouaroundthecityandpreventyou5．(feel)lonelyandlost.Myhostfamilywas6．(extreme)nice.Theyshowedmewhichbusestotaketogettowork,7．(cook)dinnerformeandtookmewiththemontripstothebeach.TheseweregreatopportunitiestoexperienceFrenchculture,8．inturnhelpedmefeelmorecomfortable.Moreover,livingwithFrenchpeoplewasagreatwaytoimprovemylanguageskills.Myhostfamilywashappytoanswermyquestionsandcorrectedme9．Isaidsomethingwrong,whichmademeabetterFrenchspeaker.Besidesthis,theexperienceoflivingabroadisonethatyouwillrememberforever.Youmightreturn10．theirbirthdays,weddingsandmuchmore.Itwillbeapreciousmemoryfortherestofyourlife.第四部分寫(xiě)作（共兩節(jié)）第一節(jié)短文改錯(cuò)（滿分10分）28．（10分）短文改錯(cuò)Lifeisfullofvariousexperiences，someofthemareunforgettable、Istillrememberthehikingexperienceswithmyclassmatesfor16kmayearlater、Thatsummerday，wesetoffearlyinthemorning，thinkitwouldbegreatfuntowalkforsolongadistance、However，withtheweatherisgettinghotterandhotter，Ifoundtheirlegsheavierandheavier、What'sworse，myfeetbeganbleedingbecauselongtimepressingagainsttheshoes、Atonepoint，Ievenwantedtogiveup、ButImanagetodragtherestofthewaytothedestination、Thoughnotpleasant,thisjourneywasimpressiveorrewarding、Ihavelearntthatlifeisalongjourneylikethis、Nomatterwhathappened，weshouldnevergiveup、第二節(jié)書(shū)面表達(dá)（滿分25分）29．（25分）假如你是紅星中學(xué)高三學(xué)生李華。你的英國(guó)朋友Jim得知你要參加CCTV《朗讀者》節(jié)目的錄制，來(lái)信詢問(wèn)相關(guān)情況。請(qǐng)你給Jim回信。內(nèi)容包括：1）你朗讀的內(nèi)容；2）你選擇上述內(nèi)容的原因；3）上述內(nèi)容對(duì)你的影響。注意：1）詞數(shù)不少于50；2）開(kāi)頭和結(jié)尾已給出，不計(jì)入總詞數(shù)。DearJim,___________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours,LiHua

參考答案第一部分（共20小題，每小題1.5分，滿分30分）1、B2、C3、C4、A5、C6、A7、C8、A9、D10、A11、C12、C13、B14、D15、B16、D17、C18、D19、B20、A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、D3、B4、A22、1、B2、C3、C23、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…tofindoutwhatmixturesofchemicalswouldbemoreharmfulthanothers;whatgroupsofchemicals,whentogether,wouldproducemoreharmfuleffects.Andat