2026年act考试测试题及答案

2026年act考试测试题及答案

一、单项选择题（总共10题，每题2分）1.下列句子中主谓一致正确的是：A.EachofthestudentsarerequiredtosubmittheirprojectbyFridayB.ThegroupofvolunteersisplanningacommunitycleanupnextweekendC.NeithertheteachernorthestudentshasbroughttheirtextbooksD.Anumberofbirdsismigratingsouthforthewinter2.下列句子中时态使用正确的是：A.Bythetimewearriveatthemuseum,theexhibitionwillhaveendedB.IhavebeenstudyingEnglishsincefiveyearsC.ShetoldmethatshewillvisithergrandparentsnextmonthD.TheywerelivinginParisfortenyearswhentheymovedtoLondon3.下列句子中标点使用正确的是：A.ThebookwhichIboughtyesterdayisabestseller,it’saboutspaceexplorationB.Myfavoritehobbiesare:reading,writing,andpaintingC.Afterfinishingherhomework,MariawentforawalkD.Heasked,“Doyouknowwherethelibraryis?”“Yes,it’saroundthecorner.”4.下列过渡句最适合连接以下两个段落的是：Paragraph1:Urbanizationhasledtoincreasedairpollutioninmanycities,asmorefactoriesandvehiclesreleaseharmfulemissions.Paragraph2:______Manycitieshaveimplementedpoliciestopromotepublictransportation,suchasexpandingbusroutesandbuildingsubwaysystems,toreduceindividualcaruse.A.However,effortsareunderwaytoaddressthisissueB.Forexample,airpollutioncancauserespiratorydiseasesC.Inaddition,urbanizationalsoaffectswaterqualityD.Therefore,peopleshouldavoidusingcarsasmuchaspossible5.下列句子中代词使用正确的是：A.MeandmysisterwenttotheparkyesterdayB.ThegiftwasgiventosheandIC.Betweenyouandme,Idon’tthinktheplanwillworkD.Himandhisfriendarecomingtotheparty6.下列句子中修饰语位置正确的是：A.IsawacatwalkingtoschoolwitharedcollarB.Walkingtoschool,acatcrossedmypathC.ThecatwitharedcollarwasseenwalkingtoschoolbymeD.Isawacatwitharedcollarwalkingtoschool7.下列句子中词汇使用恰当的是：A.Thecompany’sprofithasaugmentedby20%thisquarterB.Shewasveryinterestedinthelecture,sosheaskedalotofquestionsC.TheteachergaveusalotofadviseonhowtopreparefortheexamD.Theweatherisveryconduciveforoutdooractivitiestoday8.下列句子中结构正确的是：A.Notonlydidhefinishtheprojectontime,butalsohediditwellB.IprefercoffeethanteaC.ThereasonhewaslatewasbecausehemissedthebusD.Sheisbothintelligentandsheishardworking9.下列句子中逻辑清晰的是：A.Becauseitwasraining,sowestayedathomeB.Althoughhewastired,buthecontinuedworkingC.WestayedathomebecauseitwasrainingD.Hecontinuedworking,althoughhewastired,but10.下列句子中主旨明确的是：A.Thehistoryoftheinternetislongandcomplex,withmanyimportantmilestonesB.Theinternethaschangedhowpeoplecommunicate,work,andlearninfundamentalwaysC.Somepeopleusetheinternetforentertainment,whileothersuseitforworkD.Theinternetwasinventedinthelate20thcenturybyseveralscientists二、填空题（总共10题，每题2分）1.Thesetofallpossibleinputvaluesforafunctioniscalledits__________.2.Atrianglewithallthreesidesofequallengthiscalledan__________triangle.3.Theaverageofasetofnumbersisknownasthe__________.4.Alinethattouchesacircleatexactlyonepointiscalleda__________.5.Thenumberthatappearsmostfrequentlyinadatasetisthe__________.6.Apolynomialwithtwotermsiscalleda__________.7.Thedistancearoundacircleiscalledits__________.8.Aquadrilateralwithexactlyonepairofparallelsidesisa__________.9.Themiddlevalueinasorteddatasetisthe__________.10.Atransformationthatflipsafigureoveralineiscalleda__________.三、判断题（总共10题，每题2分）1.Inacontrolledexperiment,theindependentvariableistheonethatismeasured.2.Photosynthesisconvertscarbondioxideandwaterintoglucoseandoxygenusingsunlight.3.Ahypothesisisaprovenfactthatexplainsanaturalphenomenon.4.Theboilingpointofwateratsealevelis100degreesCelsius.5.Allcellshaveanucleusthatcontainsgeneticmaterial.6.Gravityisaforcethatattractsobjectswithmasstowardeachother.7.TheEarthorbitsaroundtheMoononceevery365days.8.Achemicalreactionthatreleasesenergyiscalledexothermic.9.ThepHofpurewateris7,whichisneutral.10.Evolutionbynaturalselectionisatheorysupportedbyextensivescientificevidence.四、简答题（总共4题，每题5分）Textexcerpt:Oceanacidification,causedbytheabsorptionofcarbondioxidefromtheatmosphere,isalteringthechemistryofseawater.Thisprocessreducestheavailabilityofcarbonateions,whichareessentialformarineorganismslikecoralreefs,shellfish,andplanktontobuildtheirshellsandskeletons.RecentstudiesshowthatcoralreefsintheGreatBarrierReefhaveexperienceda50%declineincalcificationratessince1990.Additionally,shellfishhatcheriesinthePacificNorthwesthavereportedincreasedmortalityratesofoysterlarvaeduetolowercarbonatelevels.Scientistswarnthatifcarbondioxideemissionscontinueatcurrentrates,oceanacidificationcouldleadtothecollapseofmarineecosystemsthatsupportmillionsofpeopleglobally.1.Whatisthemaincauseofoceanacidification?2.Howdoesoceanacidificationaffectmarineorganismsthatbuildshells?3.Whatevidencefromthetextsupportstheimpactofoceanacidificationoncoralreefs?4.Whatwarningdoscientistsgiveaboutfutureoceanacidification?五、讨论题（总共4题，每题5分）1.Shouldgovernmentsimposestricterregulationsoncarbondioxideemissionstomitigateoceanacidification?Defendyouranswerwithatleasttworeasons.2.Howmightthedeclineofcoralreefsaffectlocalcommunitiesthatrelyonthemfortourismandfishing?3.Whatrolecanindividualsplayinreducingcarbondioxideemissionsandslowingoceanacidification?4.Compareandcontrasttheimpactsofoceanacidificationwiththoseofclimatechange(globalwarming)onmarineecosystems.答案部分：一、单项选择题答案1.B2.A3.C4.A5.C6.D7.B8.A9.C10.B二、填空题答案1.domain2.equilateral3.mean4.tangent5.mode6.binomial7.circumference8.trapezoid9.median10.reflection三、判断题答案1.×（独立变量是实验中被改变的变量，因变量是被测量的变量）2.√3.×（假设是可检验的预测，不是已被证明的事实）4.√5.×（原核细胞无成形细胞核）6.√7.×（地球绕太阳公转周期约365天，月球绕地球约27天）8.√9.√10.√四、简答题