2017考研英语二习题集｜附解析版

2017考研英语二习题集｜附解析版一、单项选择题（总共10题，每题2分，共20分）1.Thepassageisprimarilyconcernedwithdiscussingthe________ofsocialmediaplatformsinmoderncommunication.A.limitationsandbenefitsB.historicaldevelopmentC.economicimpactD.psychologicaleffects解析：本题考查文章主旨。根据《2017考研英语二》第7单元重点讲解的“argumentativewriting”，文章通常围绕某一主题的利弊展开。选项A“局限性及优势”最符合英语二阅读常考的辩证分析题型，其他选项分别涉及历史、经济、心理等单一维度，与文章多角度讨论的特点不符。正确答案为A，解题关键在于识别“primarilyconcernedwith”对应英语二阅读中的“mainidea”题。2.Accordingtotheauthor,theterm"digitaldivide"mostaccuratelyrefersto________.A.thedifferenceininternetaccessbetweenurbanandruralareasB.thegapintechnologicalskillsamongdifferentagegroupsC.thedisparitybetweendevelopedanddevelopingcountriesindigitalinfrastructureD.thechallengeofadaptingtonewtechnologiesbyoldergenerations解析：本题基于第7单元“socialissuesintechnology”知识点。英语二阅读常通过定义题考查核心概念，“digitaldivide”在单元例文中被明确定义为“接入能力的差异”。选项A“城乡接入差异”是具体表现而非定义本身，选项C“发展差距”范围过大，选项D“代际适应问题”属于技术接受度范畴。正确答案为B，需结合单元词汇表中的“mostaccuratelyrefersto”识别精确同义替换。3.Thepassagesuggeststhatonepotentialsolutiontotheproblemofsocialmediaaddictionis________.A.increasinggovernmentregulationofsocialmediaplatformsB.promotingdigitalliteracyeducationinschoolsC.reducingthenumberofhourspeoplespendonsocialmediaD.encouragingthedevelopmentofmoreentertainingcontent解析：本题涉及第7单元“problem-solution”结构。例文中作者通过对比实验数据提出“教育干预”是长期有效的解决方案。选项A“政府监管”与单元讨论的“自由市场原则”相悖，选项C“减少时长”是表面措施，选项D“内容创新”未在文中提及。正确答案为B，解题关键在于注意“suggests”引导的隐含建议题。4.Thephrase"unintendedconsequences"inparagraph3couldbestbereplacedby________.A.negativeeffectsB.predictableoutcomesC.plannedresultsD.immediatereactions解析：本题考查第7单元“idiomrecognition”。单元语法部分强调“unintendedconsequences”是“非预期后果”，与A“负面效果”形成同义替换。B“可预期结果”、C“计划结果”、D“即时反应”均与idiom语义相反。正确答案为A，需结合单元词汇辨析题的解题策略。5.Accordingtothestatisticscitedinthepassage,whichofthefollowingistrue?A.Teenagersusesocialmediamorethananyotheragegroup.B.Thepercentageofadultsusingsocialmediahasdecreasedoverthepastfiveyears.C.Socialmediausageishighestamongpeopleaged25-34.D.Thereisnosignificantdifferenceinsocialmediausagebetweenmenandwomen.解析：本题基于第7单元“datainterpretation”专项训练。文中图表显示25-34岁群体占比最高（68%），其他选项分别与“最高年龄群体”“趋势下降”“性别差异”的原文数据矛盾。正确答案为C，解题关键在于定位图表数据并排除干扰项。6.Theauthor'stoneinthesecondparagraphcanbestbedescribedas________.A.criticalB.neutralC.supportiveD.skeptical解析：本题考查第7单元“toneanalysis”。通过分析“however”“disadvantages”“researchshows”等转折词，可判断作者对社交媒体存在批判态度。选项B“中立”与“disadvantages”的表述矛盾，选项C“支持”与“problem-oriented”的写作风格不符。正确答案为A，需结合单元写作技巧部分讲解的“tonekeywords”。7.Thepassageimpliesthatonereasonforthe"digitaldivide"is________.A.thehighcostofinternetserviceindevelopingcountriesB.culturalresistancetonewtechnologiesC.insufficientgovernmentfundingfortechnologyeducationD.differencesintechnologicalinnovationbetweencompanies解析：本题涉及第7单元“causalreasoning”。文中通过对比组实验数据指出“经济因素”是主要障碍。选项B“文化抵制”未在文中讨论，选项C“教育投入”是次要因素，选项D“企业创新差异”属于外部环境而非直接原因。正确答案为A，解题关键在于注意“implies”引导的隐含因果题。8.Theword"ubiquitous"inparagraph4isclosestinmeaningto________.A.rareB.essentialC.widespreadD.expensive解析：本题基于第7单元“vocabularyincontext”。通过上下文“appearingeverywhere”“ineveryaspectoflife”可推断“ubiquitous”意为“无处不在”。选项A“罕见”、B“必要”、D“昂贵”均与语境不符。正确答案为C，需结合单元词汇记忆方法中的“contextclues”技巧。9.Thepassagesuggeststhatoneofthemajorchallengesofsocialmediais________.A.itsabilitytoconnectpeoplegloballyB.itspotentialtocreatesocialinequalityC.itsroleinpromotingpoliticalawarenessD.itsimpactonphysicalhealth解析：本题考查第7单元“thesisstatementidentification”。单元议论文明确指出社交媒体加剧了“社会分层”，与B“制造不平等”形成同义替换。选项A“全球连接”是其优点，选项C“政治意识”是部分作用，选项D“健康影响”未作为核心问题讨论。正确答案为B，解题关键在于注意“majorchallenge”的限定。10.Thepassageisstructuredprimarilyby________.A.chronologicalorderB.comparisonandcontrastC.problemandsolutionD.causeandeffect解析：本题基于第7单元“textstructureanalysis”。全文通过“problem（digitaldivide）→data（statistics）→solution（education）”的框架展开。选项A“时间顺序”与内容无关，选项B“对比”仅出现在部分段落，选项D“因果”未体现完整逻辑链。正确答案为C，解题关键在于注意议论文的典型结构。二、填空题（总共10题，每题2分，共20分）1.Thestudyfoundthatsocialmediausagewas________amongyoungergenerations,leadingtoconcernsaboutaddiction.2.Accordingtotheauthor,the"digitaldivide"primarilyreferstothe________inaccesstotechnologybetweendifferentsocioeconomicgroups.3.Onepotentialsolutiontosocialmediaaddictionproposedinthepassageis________digitalliteracyprogramsinschools.4.Thephrase"unintendedconsequences"referstothe________effectsthatarisefromanactionorpolicy.5.Researchindicatesthatsocialmediausageis________correlatedwithreal-worldsocialinteractions.6.Theauthorarguesthatthe"digitaldivide"isa________issuebecauseitaffectsaccesstoeducation,employment,andhealthcare.7.Thestatisticsshowthatthehighestpercentageofsocialmediausersareaged________to34.8.Thepassagesuggeststhatonereasonforthe"digitaldivide"isthe________ofinternetserviceinruralareas.9.Theauthorusestheterm"ubiquitous"todescribehowsocialmediaplatformshavebecome________inmodernlife.10.Thepassageimpliesthatonemajorchallengeofsocialmediaisitspotentialto________socialinequality.解析：11.参考答案：higher；解析：根据单元例文数据，“socialmediausagewashigheramongyoungergenerations”，填入比较级“higher”符合语法和语义。12.参考答案：disparity；解析：文中定义“digitaldivide”为“accessdisparity”，填入名词“disparity”形成完整句。13.参考答案：implementing；解析：单元建议部分明确