2025年考研英語（一）完形填空專項(xiàng)訓(xùn)練試題及答案考試時(shí)間：______分鐘總分：______分姓名：______PartVClozeDirections:Thereare20blanksinthefollowingpassage.ForeachblanktherearefourchoicesmarkedA),B),C)andD).YoushouldchoosetheONEthatbestfitsintothepassage.ThenmarkthecorrespondingletteronAnswerSheet2withasinglelinethroughthecentre.Thehumanbrainisperhapsthemostcomplexorganintheuniverse,1__________trillionsofneuronsandsynapsesworkingtogethertoprocessinformationandcontrolbehavior.Despitedecadesofresearch,however,scientistsstillstruggletofullyunderstandhowtheseneuralnetworksfunction.Oneofthebiggestchallenges2__________liesinthefactthatthebrainisincrediblydynamicandconstantlychanging.Neuronsarenotstaticelements;theyadaptandrewirethemselves3__________newinformationandexperiences.Thisplasticity,whileessentialforlearningandadaptation,makesitdifficulttopinpointspecificmechanismsresponsibleforcertaincognitiveprocesses.To4__________thiscomplexity,researchershaveincreasinglyturnedtocomputationalmodeling.Thesemodels,oftenbasedonmathematicalequations,attempttosimulatetheactivityofneuralnetworksandpredicthowtheymightrespondtodifferentstimuli.Whilethesemodelsoffervaluableinsights,theyareinherentlylimitedbythedataavailable.5__________thebrainisabiologicalsystem,受theinfluenceofcountlessvariables,includinggenetics,environment,andeventheindividual'smoodatagiventime.Itisvirtuallyimpossibleforanymodeltocapturethefullcomplexityofsuchinteractions.Anothersignificanthurdleisthescaleatwhichtheseprocessesoperate.Thebraincontainsbillionsofneurons,eachconnectedtothousandsofothers.6__________tomapeverysingleconnectionwouldgenerateanastronomicalamountofdata,farexceedingthecapabilitiesofcurrentcomputingtechnology.This"connectome"challenge—effortstocreateacomprehensivemapofthebrain'sconnections—remainsoneofthemostambitiousgoalsinneuroscience.Despitethesechallenges,progressisbeingmade.Advancesinimagingtechnologies,suchasfMRIandsingle-neuronrecording,areprovidingresearcherswithincreasinglydetailedviewsofbrainactivity.7__________combiningthesedatawithsophisticatedcomputationalmethods,scientistsarebeginningtouncoverpatternsandprinciplesthatunderliecognitivefunctions.Thesefindingsnotonlydeepenourunderstandingofthebrainbutalsohavepracticalimplicationsfortreatingneurologicalandpsychiatricdisorders.Theultimategoal,however,remainselusive:tobuildacompleteandaccuratemodelofthehumanbrainthatcanpredictitsbehaviorwithnear-perfectaccuracy.8__________thislevelofunderstandingwouldrevolutionizemedicine,enablingprecisediagnosisandtreatmentofbrain-relatedillnesses.Untilthen,thestudyofthebrainwillcontinuetobeafrontierofhumanknowledge,demandinginnovativeapproachesandinterdisciplinarycollaboration.Thequesttounderstandthebrainisnotjustascientificendeavor;itisahumanendeavor.9__________welearnmoreabouthowourbrainswork,wegaininsightintowhatitmeanstobehuman.Thisknowledgecouldultimatelyleadtoimprovementsineducation,artificialintelligence,andouroverallqualityoflife.10__________thejourneyislongandfilledwithchallenges,thepotentialrewardsmakeitoneofthemostworthwhilepursuitsimaginable.1.A)consistingofB)composedofC)comprisingofD)consistingin2.A)encounteredB)facedC)metD)ran3.A)forB)toC)withD)by4.A)dissectB)analyzeC)comprehendD)explore5.A)SinceB)AsC)ForD)Because6.A)EffortsB)AttemptsC)TasksD)Pursuits7.A)ThroughB)ViaC)WithD)By8.A)AchievingB)ReachingC)AttainingD)Securing9.A)ThemoreB)MoreC)MoretheD)Themore10.A)ThusB)DespiteC)NeverthelessD)However試卷答案1.B2.B3.B4.D5.A6.C7.A8.A9.D10.B解析1.“composedof”意為“由...組成”，常用于指構(gòu)成整體的基本元素，符合句意“由數(shù)萬億個(gè)神經(jīng)元和突觸組成”，且后面跟名詞短語。其他選項(xiàng)：“consistingof”也意為“由...組成”，但通常跟動(dòng)名詞短語；“comprisingof”用法錯(cuò)誤，應(yīng)為“comprising”；“consistingin”意為“存在于，取決于”，不符合句意。2.“faced”意為“面臨”，常用于指遇到挑戰(zhàn)或困難，符合句意“最大的挑戰(zhàn)之一是...”。其他選項(xiàng)：“encountered”意為“遇到”，但通常指偶然遇到；“met”意為“遇見”，不符合語境；“ran”意為“跑”，不符合語境。3.“to”在此處引導(dǎo)不定式短語，作目的狀語，修飾前面的動(dòng)詞“rewire”，意為“重新連接以便于”，符合句意“神經(jīng)元重新連接以便于吸收新的信息和經(jīng)歷”。其他選項(xiàng)：“for”不用于此結(jié)構(gòu)；“with”和“by”不符合句意。4.“explore”意為“探索”，符合句意“為了探索這種復(fù)雜性”，指對(duì)復(fù)雜性的研究和理解。其他選項(xiàng)：“dissect”意為“解剖”，通常指對(duì)物體進(jìn)行分解；“analyze”意為“分析”，雖然也符合，但“explore”更強(qiáng)調(diào)探索和研究的過程；“comprehend”意為“理解”，通常指對(duì)已知的理解，不符合句意。5.“Since”意為“自從”，引導(dǎo)時(shí)間狀語從句，但此處邏輯關(guān)系不符；“As”意為“隨著”，引導(dǎo)時(shí)間狀語從句，但此處邏輯關(guān)系不符；“For”不用于引導(dǎo)原因狀語從句；“Because”意為“因?yàn)椤?，引?dǎo)原因狀語從句，符合句意“因?yàn)榇竽X是一個(gè)生物系統(tǒng)，受各種因素的影響”，解釋了大腦復(fù)雜性的原因。6.“Tasks”意為“任務(wù)”，符合句意“繪制每一單個(gè)連接的任務(wù)”，指將大腦所有連接繪制出來的任務(wù)。其他選項(xiàng)：“Efforts”意為“努力”，不夠具體；“Attempts”意為“嘗試”，雖然也符合，但“tasks”更強(qiáng)調(diào)具體的任務(wù)；“Pursuits”意為“追求”，不符合語境。7.“Through”意為“通過”，引導(dǎo)方式狀語從句，符合句意“通過結(jié)合這些數(shù)據(jù)與復(fù)雜的計(jì)算方法”，指通過這種方式來揭示大腦活動(dòng)的模式。其他選項(xiàng)：“Via”意為“通過”，但不如“through”常用；“With”和“By”不符合句意。8.“Achieving”意為“實(shí)現(xiàn)”，符合句意“實(shí)現(xiàn)這種程度的理解”，指達(dá)到理解大腦行為的完美程度。其他選項(xiàng)：“Reaching”意為“達(dá)到”，雖然也符合，但“achieving”更強(qiáng)調(diào)實(shí)現(xiàn)的動(dòng)作；“Attaining”意為“獲得”，符合但不如“achieving”常用；“Securing”意為“獲得”，通常指獲得某物，不符合語境。9.“Themore...the