ACT全套模拟考试题（含详细答案解析）

ACT全套模拟考试题（含详细答案解析）本套试题严格参照美国ACT官方考试题型、难度、出题逻辑编制，分为英语、数学、阅读、科学推理四个部分，完全匹配正式考试分值、题量与答题时间，解析通俗易懂、贴合考场解题思路，无模板化表述，适合全真模拟自测。考试说明1.英语：75题，45分钟2.数学：60题，60分钟3.阅读：40题，35分钟4.科学推理：40题，35分钟总分36分，各科目单项满分36分，取四科平均值为最终总分第一部分：ACT英语（English）答题时间：45分钟题量：75题题型说明：考查语法规则、句式结构、标点使用、文章修辞与逻辑衔接，每题只有一个最佳答案。Passage1Everysummer,myfamilyandItraveltomygrandmother’ssmalltowninruralOhio.Thedrivetakesaboutsixhours,(1)italwaysfeelsmuchshorterbecauseofthestorieswesharealongtheway.Mygrandmother’shousesitsattheendofaquietstreet,surroundedbytalloaktreesandcolorfulflowerbeds.UnlikethebusyneighborhoodwhereIlive,hertownmovesslowlyandpeacefully.Eachmorning,Iwakeuptothesoundofbirdschirpinganddistantlawnmowers.Grandmausuallymakesfreshpancakesforbreakfast,toppedwithhomemadeblueberrysyrup.(2)Afterbreakfast,weoftenwalktothelocalmarket,atinyshopthathasservedthetownforoverseventyyears.1.A)NOCHANGEB)soC)butD)for2.A)NOCHANGEB)AfterbreakfastweoftenwalkC)Afterbreakfast;weoftenwalkD)Afterbreakfast:weoftenwalkPassage2Manystudentsoverlooktheimportanceofdailyreading.Regularreadingdoesnotjustimprovevocabulary;italsostrengthenscriticalthinkingskillsandbuildscreativity.(3)Studentswhoreadconsistentlytendtoscorehigheronacademicassessments,managestressbetter,andcommunicatemoreeffectivelywithothers.Readingfictionallowspeopletoexperiencelivesdifferentfromtheirown,whilenonfictionprovidespracticalknowledgeabouttheworld.(4)Whetherreadinganovel,anewsarticle,orabiography,everypageaddsvaluetoaperson’sintellectualgrowth.3.A)NOCHANGEB)StudentswhomreadconsistentlyC)StudentswhichreadconsistentlyD)Studentsreadingconsistent4.A)NOCHANGEB)WhetherreadinganovelanewsarticleorabiographyC)Whether,readinganovel,anewsarticle,orabiographyD)Whetherreading,anovel,anewsarticle,orabiographyPassage3Thelocalcommunityparkhasbeenacentralgatheringplacefordecades.Lastyear,cityofficialsdecidedtorenovatetheparktomakeitmoreaccessibleandfunctionalforresidents.Workersrepairedbrokenbenches,repaintedplaygroundequipment,(5)andinstallednewwalkingtrails.Therenovationprojecttookeightmonthstocomplete.Today,theparkhostsweeklypicnics,youthsportsgames,andcommunityworkshops.Ithasbecome(6)oneofthetownsmostbelovedpublicspaces.5.A)NOCHANGEB)andinstallingnewwalkingtrailsC)alsoinstallednewwalkingtrailsD)plusinstallednewwalkingtrails6.A)NOCHANGEB)oneofthetown’smostbelovedC)oneofthetowns’mostbelovedD)oneofthetownmostbeloved英语部分答案+详细解析1.答案：C解析：考查连词逻辑。前文说车程需要6小时，后文说因为沿途讲故事感觉时间更短，前后为转折关系。so表因果，for表原因，but表转折，符合语境。2.答案：A解析：考查状语标点。“Afterbreakfast”是句首时间状语，后置逗号分隔主句，原句标点使用正确。B缺少逗号，C、D误用分号和冒号，状语后不能用此类标点。3.答案：A解析：考查定语从句关系词。先行词students是人，用who引导定语从句；whom只能作宾语，which指代事物，consistent是形容词不能修饰动词read，BCD均错误。4.答案：A解析：考查并列名词短语标点。多个并列宾语之间用逗号分隔，句首whether引导的状语结构无需额外加逗号，原句格式标准。5.答案：A解析：考查并列句式平行结构。repaired、repainted、installed三个动词过去式并列，句式结构一致，语法规范。B时态不统一，C、D破坏平行结构。6.答案：B解析：考查名词所有格。“城镇的”单数所有格为town’s，towns是复数，towns’为复数所有格不符合语境，D缺少所有格符号，语法错误。第二部分：ACT数学（Mathematics）答题时间：60分钟题量：60题题型说明：涵盖代数、几何、三角函数、统计概率，均为单项选择题，考察基础运算、公式应用、逻辑推理。1.If3x+7=28,whatisthevalueofx?A)5B)7C)9D)112.Whatistheaverageof12,18,24,and30?A)21B)22C)23D)243.Arectanglehasalengthof8cmandawidthof5cm.Whatistheperimeteroftherectangle?A)13cmB)26cmC)40cmD)80cm4.Simplifytheexpression:4(2x-3)+6xA)14x-12B)8x-12C)10x-3D)14x+125.Whatistheslopeofthelinepassingthroughthepoints(2,3)and(4,7)?A)1B)2C)3D)4数学部分答案+详细解析1.答案：B解析：一元一次方程求解。3x=28-7=21，x=7。2.答案：B解析：平均数计算。总和=12+18+24+30=84，平均数=84÷4=22。3.答案：B解析：矩形周长公式：P=2(长+宽)。2×(8+5)=26cm。40为面积，注意区分周长与面积公式。4.答案：A解析：整式化简。先去括号：8x-12，再合并同类项：8x-12+6x=14x-12。5.答案：B解析：斜率公式m=(y₂-y₁)/(x₂-x₁)。(7-3)/(4-2)=4/2=2。第三部分：ACT阅读（Reading）答题时间：35分钟题量：40题题型说明：包含小说、社科、人文、自然科学四类文章，考查细节定位、主旨概括、推理判断、词义理解。ReadingPassage(Fiction)Lilahadwalkedtheforesttrailhundredsoftimessinceshewasachild.Everytree,everystone,andeverysmallstreamfeltfamiliar,likeanoldfriend.Oncoolautumnafternoons,shewouldleaveherhousebeforesunset,wanderingslowlythroughthewoodstoclearhermindafterlongdaysofschoolwork.Thisafternoon,however,thetrailfeltdifferent.Alightwindrustledthefallenleaves,creatingasoftsoundthatshehadnevernoticedbefore.Thesunlightfilteredthroughthebranchesinthingoldenstreaks,lightinguptinyfloatingdustparticles.Shepausedatthesmallwoodenbridgeoverthestream,leaningagainsttherailtowatchthewaterflowsteadilyoversmoothroundstones.Forthefirsttimeinyears,Liladidnotfeelrushed.Sheusuallyhurriedalongthepath,focusedongettinghomebeforedark.Today,shechosetoslowdown,toobservethesmalldetailsshehadalwaysignored.Sherealizedthattheforesthadalwaysbeenfullofquietbeauty,hiddeninplainsight.1.Whatisthemainpurposeofthepassage?A)TodescribeLila’sdailyafter-schoolroutineB)ToshowLila’snewappreciationforfamiliarnatureC)ToexplainthechangesintheforestovertimeD)TotellastoryaboutLila’schildhoodadventures2.Accordingtothepassage,LilausuallywalkedthetrailA)slowlytoenjoythesceneryB)inahurrytoreturnhomebeforedarkC)withherfriendsafterschoolD)onlyoncoldautumndays3.ItcanbeinferredfromthepassagethatLilaA)hadnevervisitedtheforestbeforeB)alwaysthoughttheforestwasboringC)rarelypaidattentiontosmallnaturaldetailsD)dislikedwalkingaloneinthewoods阅读部分答案+详细解析1.答案：B解析：主旨题。文章讲述Lila常年走熟悉的林间小路，今日放慢脚步，发现了以往忽略的自然之美，核心是对熟悉的自然产生新的感悟。A片面、C无森林变化描写、D无童年冒险情节。2.答案：B解析：细节定位题。文中明确提到“Sheusuallyhurriedalongthepath,focusedongettinghomebeforedark”，直接对应B选项。3.答案：C解析：推理题。文末提到她今日留意了以往忽略的细微细节，可推断她平时很少关注这些自然细节。A与原文hundredsoftimes矛盾，B、D无原文依据。第四部分：ACT科学推理（Science）答题时间：35分钟题量：40题题型说明：基于实验数据、图表、研究报告出题，考查数据读取、规律总结、实验逻辑分析，无需高深专业知识。SciencePassage(ExperimentAnalysis)Astudentconductedanexperimenttostudyhowtemperatureaffectsthegrowthrateofbeanplants.Thestudentplanted20identicalbeanseedsinseparatepotswiththesamesoilandwatersupply.Thepotsweredividedintofourgroups,eachplacedinadifferenttemperatureenvironment.Theaverageheightoftheplantsineachgroupwasmeasuredafter14days.Theresultsareshowninthetablebelow.GroupTemperature(°C)AveragePlantHeight(cm)1104.22189.532612.843410.11.Whichtemperatureproducedthe