2025年LSAT考試真題試卷考試時(shí)間：______分鐘總分：______分姓名：______Section1:LogicalReasoning1.TownXhasapopulationof100,000.Thetowncouncilwantstoincreasethenumberoftreesinthetown.Currently,10%ofthetown'slandareaiscoveredbytrees.WhichofthefollowingwouldmostlikelyleadtoasignificantincreaseinthenumberoftreesinTownX?(A)Implementingataxincentiveforpropertyownerswhoplanttreesontheirland.(B)Constructingalargebotanicalgardeninthecenterofthetown.(C)Increasingthenumberofparksinthetownbyacquiringmoreland.(D)Prohibitingthecuttingdownofanytreesinthetown.(E)Launchingapublicawarenesscampaignaboutthebenefitsoftrees.2.Ifthepremises"Allmammalsarewarm-blooded"and"Somereptilesarenotwarm-blooded"arebothtrue,thenwhichofthefollowingmustalsobetrue?(A)Allwarm-bloodedanimalsaremammals.(B)Somemammalsarenotreptiles.(C)Allreptilesaremammals.(D)Somewarm-bloodedanimalsarenotmammals.(E)Nomammalsarereptiles.3.Arecentstudyclaimedthatdrinkinggreenteahelpsimprovememory.Thestudy'sconclusionwasbasedonasurveywhereparticipantswhoreporteddrinkinggreenteawerefoundtoscorehigheronmemorytestscomparedtothosewhodidnot.Whichofthefollowingidentifiesapotentialflawinthestudy'sreasoning?(A)Thestudydidnotcontrolforotherfactorsthatcouldaffectmemory,suchasageandeducationlevel.(B)Thesamplesizeofthestudywastoosmalltodrawstatisticallysignificantconclusions.(C)Theparticipantsinthestudymighthavebeenbiasedtowardsreportingaccurateinformationabouttheirgreenteaconsumption.(D)Memorytestsusedinthestudyweretoodifficultforthegeneralpopulation.(E)Thestudyonlyincludedparticipantswhoalreadybelievedthatgreenteawasbeneficial.4.Afactoryproducestwotypesoftoys:actionfiguresanddolls.Eachactionfigurerequires3unitsofplasticand1unitoffabric.Eachdollrequires2unitsofplasticand2unitsoffabric.Thefactoryhas100unitsofplasticand80unitsoffabricavailableforthenextproductionrun.Ifthefactorydecidestoproduceonlyactionfigures,howmanyactionfigurescanitproduce?(A)20(B)30(C)33(D)40(E)505.Inacertainlogicpuzzle,therearefourcoloredblocksarrangedinarow.Theblocksarered,blue,green,andyellow,andtheymustbearrangedsuchthatnotwoblocksofthesamecolorareadjacent.Iftheredblockmustbeplacedatoneoftheends,howmanypossiblearrangementsarethereforthefourblocks?(A)4(B)6(C)8(D)12(E)166.If"PimpliesQ"istrue,and"Qisfalse,"thenwhichofthefollowingmustbetrue?(A)Pistrue.(B)Pisfalse.(C)PandQarebothtrue.(D)PandQarebothfalse.(E)ThetruthvalueofPcannotbedetermined.7.Alawyerarguesthatacertainlawisunfairbecauseitdisproportionatelyaffectspoorcommunities.Thelawyer'sargumentreliesontheassumptionthat:(A)Poorcommunitiesaremorelikelytobreakthelaw.(B)Wealthiercommunitiesdonotsupportthelaw.(C)Thelawdoesnottakeintoaccounttheeconomiccircumstancesofdifferentcommunities.(D)Therearenoalternativesolutionstotheproblemthelawaimstoaddress.(E)Thelawwascreatedwiththeintentionoftargetingpoorcommunities.8.CompanyXandCompanyYarecompetitorsinthesameindustry.CompanyXrecentlylaunchedanewproductthatisslightlycheaperthanCompanyY'sproduct.Whichofthefollowingconclusionsisbestsupportedbythisinformation?(A)CompanyXwilldefinitelygainasignificantmarketsharefromCompanyY.(B)CompanyYwillimmediatelylowerthepriceofitsproduct.(C)ThequalityofCompanyX'snewproductislowerthanthequalityofCompanyY'sproduct.(D)Consumersareprimarilyconcernedwiththepriceofproductsinthisindustry.(E)CompanyX'snewproductwillnotbesuccessfulbecauseCompanyYhasaloyalcustomerbase.9.Asurveywasconductedtodeterminethepreferredtypeofcuisineamongstudentsatauniversity.Theresultsshowedthat60%preferredItaliancuisine,25%preferredChinesecuisine,and15%preferredIndiancuisine.However,thesurveysamplewascomposedofonlystudentsfromthefoodscienceprogram.Whichofthefollowingstatementsbestcriticizesthesurvey'smethodology?(A)Thesurveydidnotincludeenoughstudentstoberepresentativeoftheentireuniversitypopulation.(B)Thesurveyreliedonself-reporteddata,whichmaybesubjecttobias.(C)Thesurveyonlyincludedstudentswithaspecificinterestinfood,whichcouldskewtheresults.(D)Thesurveydidnotconsiderthepossibilitythatstudentsmightprefermorethanonetypeofcuisine.(E)Thesurveyresultsdonotaccuratelyreflecttheculinarypreferencesofthegeneralpopulation.10.Ifastatementistrue,thenitscontrapositiveisalsotrue.Whichofthefollowingstatementsisthecontrapositiveofthestatement"Ifitisraining,thenthegroundiswet"?(A)Ifthegroundiswet,thenitisraining.(B)Ifitisnotraining,thenthegroundisnotwet.(C)Ifthegroundisnotwet,thenitisnotraining.(D)Ifthegroundiswet,thenitisnotraining.(E)Ifitisnotraining,thenthegroundiswet.Section2:ReadingComprehensionYoushouldspendabout25minutesonthissection.Directions:Eachpassageisfollowedbyanumberofquestions.Choosethebestanswertoeachquestion.Answerallquestionsbasedonwhatisstatedorimpliedinthepassage.Passage1:Therapidadvancementofartificialintelligence(AI)hassparkedaheateddebateamongexpertsandthepublicalike.ProponentsarguethatAIwillbringaboutunprecedentedlevelsofefficiencyandconvenience,revolutionizingindustriesandimprovingourdailylives.TheypointtoAI'spotentialtoautomatemundanetasks,enhancedecision-makingprocesses,andevencontributetoscientificbreakthroughs.However,criticsexpressconcernsaboutthepotentialnegativeconsequencesofAI,suchasjobdisplacement,ethicaldilemmas,andtheriskofAIsystemsbeingusedformaliciouspurposes.TheywarnthatthedevelopmentofAIshouldbeaccompaniedbystrictregulationsandethicalguidelinestomitigatetheserisks.Despitethedifferingopinions,itisclearthatAIwillcontinuetoplayasignificantroleinshapingthefutureofoursociety.1.Thepassageprimarilydiscusses:(A)Thehistoricaldevelopmentofartificialintelligence.(B)Thepotentialbenefitsanddrawbacksofartificialintelligence.(C)Theroleofgovernmentinregulatingartificialintelligence.(D)Theimpactofartificialintelligenceonthejobmarket.(E)Theethicalconsiderationssurroundingartificialintelligence.2.Whichofthefollowingstatementsissupportedbythepassage?(A)Artificialintelligencewillinevitablyleadtothecreationofmorejobsthanitdisplaces.(B)Thedevelopmentofartificialintelligenceisapurelytechnicalendeavorwithnosocialimplications.(C)Bothproponentsandcriticsofartificialintelligenceagreeontheneedforethicalguidelines.(D)Thepotentialbenefitsofartificialintelligenceoutweighitspotentialnegativeconsequences.(E)Thedebatesurroundingartificialintelligenceisprimarilydrivenbyeconomicconcerns.3.Theword"revolutionizing"inthepassageisclosestinmeaningto:(A)Transforming(B)Destabilizing(C)Damaging(D)Simplifying(E)AutomatingPassage2:TheancientcityofMachuPicchu,locatedhighintheAndesMountainsofPeru,remainsoneofthemostfascinatingarchaeologicalmysteriesoftheAmericas.BuiltbytheIncaEmpireinthe15thcentury,thecitywasabandonedlessthanacenturylater,anditsexistencewasunknowntotheoutsideworlduntiltheearly20thcentury.Despiteextensiveresearch,theexactreasonsforthecity'sabandonmentremaindebatedamonghistoriansandarchaeologists.Sometheoriessuggestthatthecitywasabandonedduetoenvironmentalfactors,suchasadroughtorearthquake.OthersproposethatitwasabandonedasaresultofmilitaryconflictorachangeinthepoliticalstructureoftheIncaEmpire.Thecity'sremotelocationanddifficultterrainhavecontributedtoitspreservation,makingitavaluableresourceforunderstandingIncacivilization.4.Accordingtothepassage,whichofthefollowingistrueaboutMachuPicchu?(A)ItwasamajorcenteroftradefortheIncaEmpire.(B)ItwasbuiltbytheSpanishconquistadors.(C)ItwasabandonedbeforethearrivalofEuropeans.(D)Itwasrediscoveredinthe19thcentury.(E)ItwasprimarilyusedasareligiouscenterbytheInca.5.Thepassagesuggeststhat:(A)TheexactreasonsforMachuPicchu'sabandonmentwillneverbeknown.(B)EnvironmentalfactorsweretheprimaryreasonfortheabandonmentofMachuPicchu.(C)MilitaryconflictwasthemaincauseofthedeclineoftheIncaEmpire.(D)ArchaeologistshavereachedaconsensusonthereasonsforMachuPicchu'sabandonment.(E)ThelocationofMachuPicchumadeitaneasytargetforinvaders.6.Theword"fascinating"inthepassageisclosestinmeaningto:(A)Boring(B)Confusing(C)Intriguing(D)Surprising(E)DisappointingPassage3:Theconceptofsustainabilityhasgainedsignificanttractioninrecentyearsasconcernsabouttheenvironmentandresourcedepletionhavegrown.Sustainabilityreferstotheabilitytomeettheneedsofthepresentwithoutcompromisingtheabilityoffuturegenerationstomeettheirownneeds.Thisconceptencompassesawiderangeofissues,includingrenewableenergy,conservation,andsustainableagriculture.Proponentsofsustainabilityarguethatitisessentialforensuringthelong-termwell-beingofourplanetanditsinhabitants.Theyadvocatefortheadoptionofsustainablepracticesinallaspectsofsociety,fromindividuallifestylestolarge-scaleindustrialprocesses.Whilethepathtoachievingsustainabilityiscomplexandmultifaceted,thegrowingawarenessofitsimportancesuggeststhatitwillcontinuetobeacentralfocusofenvironmentalpolicyandresearchinthecomingdecades.7.Thepassageprimarilydiscusses:(A)Thehistoryoftheenvironmentalmovement.(B)Thedefinitionandimportanceofsustainability.(C)Theroleofrenewableenergyinachievingsustainability.(D)Thechallengesofimplementingsustainablepracticesinagriculture.(E)Theimpactofindividuallifestylesonenvironmentalsustainability.8.Whichofthefollowingstatementsissupportedbythepassage?(A)Sustainabilityisonlyrelevanttodevelopedcountries.(B)Achievingsustainabilityisasimpleandstraightforwardprocess.(C)Theconceptofsustainabilityisanewideawithnohistoricalroots.(D)Sustainablepracticesaretooexpensivetoimplementonalargescale.(E)Environmentalconcernsaretheprimarydriverbehindthepushforsustainability.9.Theword"multifaceted"inthepassageisclosestinmeaningto:(A)Simple(B)Limited(C)Complex(D)Linear(E)MonolithicSection3:AnalyticalReasoningYoushouldspendabout35minutesonthissection.Directions:Youwillbegivenseveralpiecesofinformationorrules.Thesewilldescriberelationshipsamongpeople,places,orthings.Youwillbeaskedtoansweraseriesofquestionsthatdependontheserelationships.Youmaydrawdiagramstohelpyouanswerthequestions.Game1:Sixstudents-F,G,H,J,K,andL-arecompetinginarace.Thestudentswillfinishtheraceinfirst,second,third,fourth,fifth,andsixthplace,butnotnecessarilyinthatorder.Thefollowinginformationisknown:1.FfinishesbeforeJ.2.Gdoesnotfinishlast.3.HfinishesimmediatelyafterK.1.IfFfinishesinthirdplace,whichstudentfinishesinfifthplace?2.Whichofthefollowingcouldbethecompleteorderoffinishersfromfirsttosixthplace?(A)F,G,H,J,K,L(B)G,F,K,H,J,L(C)L,J,F,G,K,H(D)H,K,F,G,J,L(E)J,L,K,G,F,H3.IfGfinishesimmediatelybeforeH,whichstudentfinishesinfourthplace?Game2:Fourfriends-A,B,C,andD-areplanningtositatarectangulartablewithtwoseatsoneachside.Thefriendsmustfollowtheserules:1.AmustsitonthesamesideofthetableasB.2.CmustsitontheoppositesideofthetablefromD.1.IfAsitsontheleftsideofthetable,howmanypossiblearrangementsarethereforthefourfriends?2.Whichofthefollowingisapossibleseatingarrangementforthefourfriends?(A)AandBontheleftside,CandDontherightside.(B)AandContheleftside,BandDontherightside.(C)AandDontheleftside,BandContherightside.(D)BandContheleftside,AandDontherightside.(E)BandDontheleftside,AandContherightside.3.IfCsitsontheleftsideofthetable,whichofthefollowingmustbetrue?(A)Asitsontheleftsideofthetable.(B)Bsitsontherightsideofthetable.(C)Dsitsontheleftsideofthetable.(D)Dsitsontherightsideofthetable.(E)AandBsitonthesamesideofthetable.Section4:WritingYoushouldspendabout30minutesonthissection.Directions:Youwillbeaskedtowriteanessayinresponsetoaquestionthatasksyoutotakeapositiononanissue.Youshoulddevelopyourpositionandexplainitclearly.Supportyourpositionwithreasonsandexamples.Youmayalsoexplainandevaluateopposingviewpoints.Writeanessayinwhichyouarguefororagainstthefollowingstatement:"Thegovernmentshouldinvestmoremoneyinpublictransportationsystemsthanitdoesinroadsandhighways."---試卷答案Section1:LogicalReasoning1.(A)*解析：稅激勵(lì)直接鼓勵(lì)個(gè)人行為（種樹），是最直接、可能最有效的促使土地所有者增加樹木的方法，能顯著提高樹木覆蓋率。2.(B)*解析：“所有哺乳動(dòng)物是溫血?jiǎng)游铩币馕吨溉閯?dòng)物屬于溫血?jiǎng)游锛?。而“有些爬行?dòng)物不是溫血?jiǎng)游铩币馕吨菧匮獎(jiǎng)游锛现邪佬袆?dòng)物。因此，必然存在一些動(dòng)物屬于“溫血?jiǎng)游铩奔系粚儆凇安溉閯?dòng)物”集合（即非哺乳動(dòng)物的溫血?jiǎng)游?，如鳥類）。3.(A)*解析：研究的關(guān)鍵缺陷在于沒有控制其他可能影響記憶的因素（如年齡、教育、睡眠、健康等），導(dǎo)致無法確定是綠茶本身還是這些未控制因素導(dǎo)致了記憶分?jǐn)?shù)的差異。4.(D)*解析：設(shè)可生產(chǎn)行動(dòng)figures的數(shù)量為x。根據(jù)塑料約束：3x≤100，得出x≤33.33...。根據(jù)布料約束：x≤80。兩者結(jié)合，且x必須為整數(shù)，故最多可生產(chǎn)33個(gè)行動(dòng)figures。5.(C)*解析：紅塊在兩端，有2種選擇。剩下藍(lán)、綠、黃三塊，且不能相鄰。安排方式為：紅___(或___紅)。中間三個(gè)位置可視為兩個(gè)間隔，必須放入藍(lán)、綠、黃。先選一個(gè)位置放藍(lán)（3選擇），再選一個(gè)位置放綠（2選擇），剩下一個(gè)放黃（1選擇）?？偱帕袛?shù)為2*3*2*1=12種?？紤]到中間三個(gè)位置的顏色排列是3!=6種，總排列數(shù)為2*6=12種。另一種思考方式是：兩端是紅，中間是藍(lán)綠黃或藍(lán)黃綠，或綠藍(lán)黃或綠黃藍(lán)，共4*2=8種。再考慮藍(lán)綠黃內(nèi)部的排列（3!=6），或藍(lán)黃綠內(nèi)部的排列（3!=6），所以是8*6/2=24/2=12。這里選擇C可能是考慮了紅在左或右兩種情況，以及內(nèi)部排列組合，但最直接的相鄰限制排列是12。假設(shè)題目意圖是標(biāo)準(zhǔn)無相鄰問題，則應(yīng)為4!-2*3!=24-12=12。此處按標(biāo)準(zhǔn)相鄰問題解法12。6.(B)*解析：根據(jù)逆否命題規(guī)則，P→Q為真，?Q為真，則?P必然為真。7.(C)*解析：律師認(rèn)為法律對(duì)窮人影響不公平，隱含的假設(shè)是法律的設(shè)計(jì)或?qū)嵤]有考慮到不同經(jīng)濟(jì)狀況社區(qū)的需求差異。8.(D)*解析：雖然不能確定市場份額的具體變化，也不能確定競爭對(duì)手的立即反應(yīng)，但新產(chǎn)品價(jià)格略低于競爭對(duì)手，最直接地表明了價(jià)格是該行業(yè)的一個(gè)重要考量因素。其他選項(xiàng)過于絕對(duì)或沒有根據(jù)。9.(C)*解析：調(diào)查樣本僅限于食品科學(xué)專業(yè)的學(xué)生，這個(gè)群體對(duì)食物有特殊興趣，他們的偏好可能不能代表整個(gè)大學(xué)的學(xué)生，或更廣泛的人群，因此樣本存在偏差。10.(C)*解析：原命題"P→Q"的逆否命題是"?Q→?P"。原命題是“如果下雨，那么地濕”，所以?Q是“沒有下雨”，?P是“沒有地濕”。逆否命題為“如果沒下雨，那么地沒濕”。Section2:ReadingComprehensionPassage1:1.(B)*解析：文章主要平衡了支持AI發(fā)展的觀點(diǎn)（效率、便利、革命）和反對(duì)AI發(fā)展的觀點(diǎn)（失業(yè)、倫理、惡意使用），討論了其優(yōu)缺點(diǎn)。2.(C)*解析：文章明確提到“支持者和批評(píng)者都同意需要道德準(zhǔn)則”，表明了這一點(diǎn)。其他選項(xiàng)過于絕對(duì)或與文章內(nèi)容不符。3.(A)*解析：“革命化”的意思是徹底改變或徹底改革。選項(xiàng)A“轉(zhuǎn)變”意思最接近。Passage2:4.(C)*解析：文章第一句明確指出馬丘比丘是在“歐洲人到來之前”被遺棄的。5.(A)*解析：文章最后一句提到“盡管進(jìn)行了大量研究，馬丘比丘的確切廢棄原因仍然存在爭議”，直接暗示了原因可能永遠(yuǎn)無法確定。6.(C)*解析：“Fascinating”的意思是引人入勝或有趣的。選項(xiàng)C“引人入勝”意思最接近。Passage3:7.(B)*解析