2026学年高二英语上册第三单元必背知识点第一次月考含答案及解析

2026学年高二英语上册第三单元必背知识点第一次月考含答案及解析考试时长：120分钟满分：100分班级：__________姓名：__________学号：__________得分：__________考核对象：高二学生试卷总分：100分一、单选题（总共10题，每题2分，共20分）1.Whatisthemainideaofthepassage"TheImpactofSocialMediaonTeenagers"?A.Socialmediaisbeneficialforteenagers'socialskills.B.Socialmediahasbothpositiveandnegativeeffectsonteenagers.C.Teenagersshouldcompletelyavoidusingsocialmedia.D.Socialmediaplatformsaredesignedtomaketeenagersmoreproductive.2.Accordingtothetext,whichofthefollowingisNOTacommonproblemcausedbyexcessivesocialmediause?A.SleepdeprivationB.IncreasedcreativityC.CyberbullyingD.Mentalhealthissues3.Theword"ubiquitous"inthepassagemostlikelymeans:A.RareB.CommonC.ExpensiveD.Dangerous4.Whatdoestheauthorsuggestasawaytomitigatethenegativeeffectsofsocialmedia?A.Deletingallsocialmediaaccounts.B.Limitingscreentimeandengaginginofflineactivities.C.Increasingthenumberoffollowerstogainpopularity.D.Ignoringnegativecommentstoavoidstress.5.ThepassageusestheexampleofateenagernamedLiamtoillustrate:A.Howsocialmediacanhelpincareerdevelopment.B.Theimportanceofdigitalliteracy.C.Thedangersofsharingpersonalinformationonline.D.Howsocialmediacanimproveacademicperformance.6.Whichsentencefromthepassageisanexampleofpersuasivewriting?A."Manyteenagersspendhoursonsocialmediaeveryday."B."Socialmediacanbeadouble-edgedsword."C."Teenagersshouldbemoremindfuloftheironlinebehavior."D."Thenumberofsocialmediausershasbeengrowingsteadily."7.Thephrase"digitalfootprint"refersto:A.Thenumberoflikesapostreceives.B.Thetrailofinformationapersonleavesonline.C.Thetotaltimespentonsocialmedia.D.Thenumberoffollowersauserhas.8.Accordingtothepassage,whatisakeyskillfornavigatingsocialmediaresponsibly?A.Alwaysagreeingwithothers'opinions.B.Developingcriticalthinkingandmedialiteracy.C.Postingasmuchaspossibletogainattention.D.Avoidingallsocialmediaplatforms.9.TheauthormentionsthecaseofagirlnamedChloetoemphasize:A.Thebenefitsofsocialmediaformakingfriends.B.Therisksofsharingphotoswithoutpermission.C.Howsocialmediacanhelpinlearningnewskills.D.Theimportanceofhavingalargenumberoffollowers.10.Whatistheauthor'soveralltonetowardsocialmedia?A.CompletelynegativeB.CompletelypositiveC.ObjectiveandbalancedD.Indifferent参考答案：1.B2.B3.B4.B5.C6.C7.B8.B9.B10.C二、填空题（总共10题，每题2分，共20分）1.Thepassagestatesthatsocialmediacanleadto_______amongteenagers.2.AccordingtoLiam'sstory,helearnedtheimportanceof_______online.3.Theword"mitigate"inthepassagemeansto_______.4.Socialmediaplatformsareoftendescribedas_______becausetheyarepresenteverywhere.5.Theauthorsuggeststhatteenagersshould_______tomanagetheirscreentimeeffectively.6.A"digitalfootprint"isthe_______apersonleavesbehindontheinternet.7.Thepassagementionsthatcyberbullyingcanhaveserious_______onmentalhealth.8.Developing_______iscrucialforusingsocialmediaresponsibly.9.Chloe'sexperienceshowsthedangersof_______personalinformationonline.10.Thepassageconcludesbyrecommendingthatteenagers_______betweenonlineandofflineactivities.参考答案：1.anxiety2.privacy3.reduce4.ubiquitous5.setlimits6.trail7.consequences8.medialiteracy9.sharing10.balance三、判断题（总共10题，每题2分，共20分）1.Thepassagearguesthatsocialmediahasnonegativeeffectsonteenagers.(×)2.Socialmediausecanimprovesleepqualityformanyteenagers.(×)3.Theauthorbelievesteenagersshouldavoidsocialmediaentirely.(×)4.TheexampleofLiamshowshowsocialmediacanhelpwithschoolprojects.(×)5.Thephrase"digitalfootprint"referstothenumberoflikesapostgets.(×)6.Thepassagesuggeststhatsocialmediaisonlyusefulformakingfriends.(×)7.Developingcriticalthinkingismentionedasawaytodealwithcyberbullying.(×)8.Theauthorrecommendsusingsocialmediaasmuchaspossible.(×)9.Chloe'sstoryillustratesthebenefitsofsharingpersonalphotosonline.(×)10.Thepassageiswritteninacompletelyobjectivetone.(×)参考答案：1.×2.×3.×4.×5.×6.×7.×8.×9.×10.×四、简答题（总共3题，每题4分，共12分）1.Whatarethreenegativeeffectsofexcessivesocialmediausementionedinthepassage?参考答案：-Sleepdeprivation-Mentalhealthissues(e.g.,anxiety,depression)-Cyberbullying2.Howdoestheauthorsuggestteenagerscanusesocialmediaresponsibly?参考答案：-Limitscreentime.-Developmedialiteracytocriticallyevaluateonlinecontent.-Protectpersonalinformationandavoidsharingsensitivedetails.3.DescribethepurposeofusingexampleslikeLiamandChloeinthepassage.参考答案：-Toillustratereal-lifeconsequencesofsocialmediause.-Toprovideconcreteexamplesofbothpositiveandnegativeimpacts.-Toemphasizetheimportanceofbeingmindfulofonlinebehavior.五、应用题（总共2题，每题9分，共18分）1.Imagineyouareahighschoolstudentwhousessocialmediadaily.Writeashortparagraph(about100words)explaininghowyoucanusesocialmediaresponsiblywhilestillenjoyingitsbenefits.参考答案："Asahighschoolstudent,Iusesocialmediadailytostayconnectedwithfriendsandfollowmyfavoriteinfluencers.Touseitresponsibly,Isetatimelimitofonehourperdayandavoidusingitduringhomeworktime.Ialsomakesuretocheckthecredibilityofinformationbeforesharingitandavoidengagingincyberbullying.Bybeingmindfulofmyonlinebehavior,Icanenjoysocialmedia'sbenefitswithoutnegativeconsequences."2.Supposeyourschoolisorganizingaworkshopon"DigitalLiteracyandSocialMedia."Writeabriefoutline(about50words)ofthekeypointsyouwouldcoverintheworkshop.参考答案："1.Importanceofdigitalliteracy.2.Howtoprotectpersonalinformationonline.3.Recognizingfakenewsandpropaganda.4.Strategiestodealwithcyberbullying.5.Balancingonlineandofflineactivities."标准答案及解析一、单选题1.B-Thepassagediscussesbothpositiveandnegativeeffects,notjustbenefits.2.B-Increasedcreativityisnotmentionedasaproblem.3.B-"Ubiquitous"meanscommonorwidespread.4.B-Limitingscreentimeistherecommendedsolution.5.C-Liam'sstoryfocusesontherisksofsharingpersonalinfo.6.C-"Teenagersshouldbemoremindful..."ispersuasive.7.B-"Digitalfootprint"referstothetrailofonlineactivity.8.B-Criticalthinkingandmedialiteracyarekeyskills.9.B-Chloe'sstoryhighlightsthedangersofsharingphotos.10.C-Theauthorpresentsabalancedview.二、填空题1.anxiety-Socialmediacancausestressandworry.2.privacy-Liamlearnedtoprotecthispersonalinfo.3.reduce-Tolessenthenegativeeffects.4.ubiquitous-Socialmediaiseverywhere.5.setlimits-Tocontrolscreentime.6.trail-Thehistoryofonlineactivity.7.consequences-Cyberbullyingcanharmmentalhealth.8.medialiteracy-Toevaluateonlinecontent.9.sharing-Chloe'smistakewassharingpersonalinfo.10.balance-Tomixonlineandofflinelife.三、判断题1.×-Thepassagementionsnegativeeffects.2.×-Socialmediaoftendisruptssleep.3.×-Theauthorsuggestsmoderation,notavoidance.4.×-Liam'sstoryfocusesonprivacy,notschoolprojects.5.×-Adigitalfootprintisthehistory,notlikes.6.×-Socialmediahasmanyusesbeyondmakingfriends.7.×-Thepassagedoesn'tmentioncyberbullyingsolutions.8.×-Theauthoradvisesmoderation.9.×-Chloe'sstorywarnsagainstsharingphotos.10.×-Thetoneisbalanced,notpurelyobjective.四、简答题1.Threenegativeeffects:-Sleepdeprivation(excessiveusedisruptssleep).-Mentalhealthissues(anxiety,depression).-Cyberbullying(harassmentonline).2.Responsibleuse:-Limitscreentimetoavoidaddiction.-Developmedialiteracytoidentifyfalseinfo.-