2026年广东省北师大版高中英语必修第八册第7章阅读理解专项训练

2026年广东省北师大版高中英语必修第八册第7章阅读理解专项训练一、单项选择题（总共10题，每题2分，共20分）1.Inthepassage"TheImpactofSocialMediaonTeenagers,"theauthorprimarilyarguesthatsocialmediaplatformshavebothpositiveandnegativeeffectsonteenagers'mentalhealth.Whichsentencefromthetextbestsupportsthisclaim?A."Manyteenagersfeelisolatedandanxiouswhentheycomparethemselvestoothersonsocialmedia."B."Socialmediaprovidesaplatformforteenagerstoexpresstheircreativityandconnectwithpeers."C."Excessiveuseofsocialmediacanleadtosleepdeprivationanddecreasedacademicperformance."D."Teenagerswhousesocialmediamoderatelytendtohavebettersocialskillsthanthosewhoavoiditentirely."Answer:BExplanation:ThecorrectanswerisBbecauseitdirectlysupportstheauthor'sclaimthatsocialmediahasbothpositiveandnegativeeffects.Thesentencehighlightsthepositiveaspectofsocialmediabymentioningitsroleinfosteringcreativityandpeerconnection.OptionAfocusessolelyonthenegativeimpact,optionCemphasizesonlythenegativeconsequences,andoptionDpresentsanoverlysimplisticviewofsocialmedia'seffects.Thepassagelikelybalancesbothperspectives,makingBthemostappropriatechoice.2.Accordingto"GlobalWarming:CausesandEffects,"thetextsuggeststhatdeforestationcontributestoclimatechangeprimarilybecauseitreducestheEarth'scapacitytoabsorbcarbondioxide.Whichofthefollowingstatementsbestreflectsthisidea?A."Deforestationleadstoimmediateeconomicbenefitsforloggingcompanies."B."Forestsactascarbonsinks,andcuttingthemdownincreasesatmosphericCO2levels."C."Manyscientistsbelievethatdeforestationisthesolecauseofrisingglobaltemperatures."D."Deforestationprimarilyaffectslocalecosystemsbuthasminimalglobalimpact."Answer:BExplanation:ThecorrectanswerisBbecauseitaccuratelyreflectsthetext'sexplanationthatforestsabsorbcarbondioxide,andtheirremovalexacerbatesclimatechange.OptionAdiscusseseconomicbenefits,whichisirrelevanttotheenvironmentalimpact.OptionCoverstatestheroleofdeforestation,andoptionDcontradictsscientificconsensus.Thepassagelikelyemphasizestheinterconnectednessofdeforestationandglobalwarming,makingBthemostpreciseanswer.3.In"TheRoleofTechnologyinEducation,"theauthorhighlightshowdigitaltoolshavetransformedtraditionallearningmethods.Whichexamplefromthetextwouldbestillustratethistransformation?A."Studentsstillrelyonphysicaltextbooksformostoftheircoursework."B."Onlineplatformsallowstudentstocollaborateonprojectsinreal-timefromdifferentlocations."C."Educationalinstitutionshavecompletelyreplacedin-personclasseswithvirtualsessions."D."Technologyhasmadeiteasierforteacherstogradeassignmentsmanually."Answer:BExplanation:ThecorrectanswerisBbecauseitdemonstrateshowtechnologyhasrevolutionizededucationbyenablingremotecollaboration.OptionAcontradictstheideaoftransformation,asphysicaltextbooksremainprevalent.OptionCistooextreme,asmostschoolsstillusehybridmodels.OptionDfocusesonmanualgrading,whichisunrelatedtotechnologicaladvancements.Thepassagelikelydiscussesthebenefitsofdigitaltoolsinenhancinglearning,makingBthemostrelevantexample.4."TheHistoryoftheOlympicGames"mentionsthatthemodernOlympicswererevivedin1896topromoteinternationalpeaceandunity.Whichsentencefromthetextwouldbestsupportthishistoricalcontext?A."TheancientOlympicswerecanceledduetopoliticalconflictsinGreece."B."PierredeCoubertin,aFrencheducator,playedakeyroleinrevivingtheGames."C."ThefirstmodernOlympicsfeaturedonlyathletesfromEuropeancountries."D."The1896OlympicswereheldinAthenstocelebratethebicentennialofGreekindependence."Answer:BExplanation:ThecorrectanswerisBbecauseitdirectlylinkstherevivaloftheOlympicstoPierredeCoubertin'sefforts,whowasadrivingforcebehindpromotingpeaceandunitythroughsports.OptionAdiscussestheancientGames,whichisirrelevanttothemodernrevival.OptionCisincorrectbecausethefirstmodernOlympicsincludedathletesfromaroundtheworld.OptionDprovidesafactualbutlesssignificantdetail.ThepassagelikelyemphasizesthehistoricalandideologicalsignificanceofthemodernOlympics,makingBthemostsupportivesentence.5.In"TheBenefitsofExerciseforHealth,"theauthorexplainsthatregularphysicalactivitycanreducetheriskofchronicdiseases.Whichstatementfromthetextwouldbestillustratethispoint?A."Exercisecanimprovemoodandreducestress,butithasnolong-termhealthbenefits."B."Peoplewhoexerciseregularlytendtohavelowerbloodpressureandcholesterollevels."C."Exerciseisonlybeneficialforprofessionalathletes,notforaverageindividuals."D."Mostchronicdiseasescanbecuredcompletelywithexercisealone."Answer:BExplanation:ThecorrectanswerisBbecauseitprovidesaspecifichealthbenefit(lowerbloodpressureandcholesterol)thatsupportsthetext'sclaimaboutexercisereducingchronicdiseaserisk.OptionAcontradictsthetextbydenyinglong-termbenefits.OptionClimitsthebenefitstoathletes,whichisnottheauthor'sfocus.OptionDoverstatestheroleofexercise,asmanychronicdiseasesrequiremedicaltreatment.Thepassagelikelydiscussesevidence-basedhealthbenefits,makingBthemostaccuratestatement.6."TheImportanceofEnvironmentalConservation"arguesthatprotectingbiodiversityiscrucialforecosystemstability.Whichexamplefromthetextwouldbestsupportthisargument?A."Deforestationleadstosoilerosion,butthiscanbemitigatedwithartificialreforestation."B."Diverseecosystemsaremoreresilienttoenvironmentalchangesthanmonocultures."C."Manyendangeredspecieshavebeensavedduetoconservationeffortsinrecentdecades."D."Environmentalconservationprimarilybenefitswealthycountrieswithabundantnaturalresources."Answer:BExplanation:ThecorrectanswerisBbecauseitdirectlylinksbiodiversitytoecosystemresilience,whichisakeypointinthetext.OptionAdiscussessoilerosion,whichisasecondaryeffect.OptionCprovidesaspecificexamplebutdoesn'tgeneralizetheimportanceofbiodiversity.OptionDmisrepresentsthescopeofconservationefforts.Thepassagelikelyemphasizestheinterconnectednessofspeciesandecosystemhealth,makingBthemostsupportiveexample.7.In"TheEvolutionoftheInternet,"theauthordiscusseshowtheinternethaschangedcommunicationandinformationaccess.Whichsentencefromthetextwouldbestillustratethischange?A."Theinternetwasinitiallydevelopedformilitarypurposesbutwaslatermadepublic."B."Emailhasreplacedtraditionalpostalservicesinmostdevelopedcountries."C."Theinternethasledtoasignificantincreaseinmisinformationandfakenews."D."Mostpeoplestillrelyonlandlinephonesfordailycommunication."Answer:BExplanation:ThecorrectanswerisBbecauseithighlightsamajortransformationincommunicationbroughtbytheinternet.OptionAdiscussestheinternet'sorigins,whichislessrelevanttoitsimpact.OptionCfocusesonanegativeconsequence,whileoptionDcontradictstheprevalenceofdigitalcommunication.Thepassagelikelyemphasizestheinternet'sroleinmodernlife,makingBthemostillustrativesentence.8."TheImpactofArtificialIntelligenceonJobs"examineshowAIhasreshapedtheworkforce.WhichstatementfromthetextwouldbestsupporttheideathatAIcreatesnewjobopportunities?A."AIhasreplacedmosthumanworkersinmanufacturingduetoautomation."B."TheriseofAIhasledtothecreationofnewrolessuchasAItrainersandethicists."C."ManyindustrieshaveseenadeclineinjobgrowthsincetheintroductionofAI."D."AIprimarilybenefitslargecorporations,leavingsmallbusinessesbehind."Answer:BExplanation:ThecorrectanswerisBbecauseitdirectlyaddressesthecreationofnewjobsintheAIera,whichisakeypointinthetext.OptionAfocusesonjobdisplacement,whileoptionCdiscussesjobdecline.OptionDhighlightsinequalitybutdoesn'tmentionjobcreation.ThepassagelikelybalancesthenegativeandpositiveimpactsofAI,makingBthemostsupportivestatement.9.In"TheRoleofLiteratureinSociety,"theauthorarguesthatreadingfictionenhancesempathyandcriticalthinking.Whichexamplefromthetextwouldbestsupportthisclaim?A."Manypeoplefindthatreadingnon-fictionbooksmakesthemmoreknowledgeable."B."Fictionalnarrativesallowreaderstoexperiencedifferentperspectivesandemotions."C."Literaturehaslittleimpactonhowpeopleperceivetheworldaroundthem."D."Mostreaderspreferreadingfictiononlyforentertainmentpurposes."Answer:BExplanation:ThecorrectanswerisBbecauseitdirectlylinksfictiontoempathyandcriticalthinkingbyemphasizingitsabilitytoofferdiverseperspectives.OptionAdiscussesnon-fiction,whichisirrelevanttotheauthor'sargument.OptionCcontradictsthetext'slikelystance.OptionDdismissesthedeeperbenefitsoffiction.Thepassagelikelyexploresthecognitiveandemotionalbenefitsofliterature,makingBthemostsupportiveexample.10."TheHistoryofSpaceExploration"tracesthedevelopmentofhumanspacemissions.WhichsentencefromthetextwouldbestillustratethesignificanceoftheApollo11mission?A."TheApollo11missionwasthefirsttimehumanstraveledtotheMoon."B."ManyastronautswhoparticipatedintheApollo11missionlaterbecamescientists."C."TheApollo11missionwascanceledduetobudgetconstraints."D."TheApollo11missionhadnolong-termimpactonspaceexploration."Answer:AExplanation:ThecorrectanswerisAbecauseithighlightsthehistoricalmilestoneoftheApollo11mission,whichwasthefirstmannedMoonlanding.OptionBdiscussespost-missioncareers,whichislesssignificant.OptionCisfactuallyincorrect,asthemissionwassuccessful.OptionDcontradictsthemission'slegacy.ThepassagelikelyemphasizesthegroundbreakingnatureoftheApollo11mission,makingAthemostillustrativesentence.二、填空题（总共10题，每题2分，共20分）1.Accordingto"TheImpactofSocialMediaonTeenagers,"excessiveuseofsocialmediacanleadto_______and_______amongadolescents.Answer:anxiety;depressionExplanation:Thepassagelikelydiscussesmentalhealthissuesassociatedwithsocialmedia,suchasanxietyanddepression.Thesetermsarecommonindiscussionsaboutthenegativeeffectsofsocialmediaonteenagers.2.In"GlobalWarming:CausesandEffects,"thetextmentionsthatburningfossilfuelsreleases_______intotheatmosphere,contributingtoclimatechange.Answer:carbondioxideExplanation:Thepassagelikelyexplainsthatfossilfuelcombustionisamajorsourceofcarbondioxide,aprimarygreenhousegas.Thisisastandardtopicinclimatechangediscussions.3."TheRoleofTechnologyinEducation"highlightshow_______toolshaverevolutionizedthewaystudentsaccessinformation.Answer:digitalExplanation:Thepassagelikelyemphasizestheroleofdigitaltools(e.g.,laptops,tablets)inenhancinginformationaccess,akeyaspectofmoderneducation.4."TheHistoryoftheOlympicGames"statesthatthemodernOlympicswereinspiredbytheancientGreek_______heldinOlympia.Answer:GamesExplanation:ThepassagelikelydiscussestheoriginofthemodernOlympicsasarevivaloftheancientGreekGames,awell-knownhistoricalfact.5.Accordingto"TheBenefitsofExerciseforHealth,"regularphysicalactivitycan_______theriskofheartdisease.Answer:reduceExplanation:Thepassagelikelymentionsthatexerciselowerstheriskofheartdisease,acommonhealthbenefitdiscussedinfitness-relatedtexts.6."TheImportanceofEnvironmentalConservation"arguesthatprotectingbiodiversityhelpsmaintain_______balanceinecosystems.Answer:ecologicalExplanation:Thepassagelikelyemphasizestheroleofbiodiversityinmaintainingecologicalbalance,afundamentalconceptinconservationbiology.7.In"TheEvolutionoftheInternet,"thetextnotesthattheinternetwasinitiallyreferredtoasthe"________."Answer:ARPANETExplanation:Thepassagelikelydiscussestheearlyhistoryoftheinternet,includingitsoriginsasARPANET,awell-documentedfact.8."TheImpactofArtificialIntelligenceonJobs"examineshowAIhastransformed_______industriessuchasmanufacturingandhealthcare.Answer:automationExplanation:ThepassagelikelydiscussesAI'simpactonautomation,akeythemeindiscussionsaboutAI'seconomiceffects.9."TheRoleofLiteratureinSociety"suggeststhatreadingfictioncan_______readers'understandingofdifferentcultures.Answer:broadenExplanation:Thepassagelikelyarguesthatfictionexposesreaderstodiverseperspectives,therebybroadeningtheirculturalunderstanding.10."TheHistoryofSpaceExploration"mentionsthatthefirsthumantowalkontheMoonwas_______.Answer:NeilArmstrongExplanation:ThepassagelikelyhighlightsNeilArmstrongasthefirstMoonwalker,asignificanthistoricalfactinspaceexploration.三、判断题（总共10题，每题2分，共20分）1."TheImpactofSocialMediaonTeenagers"statesthatsocialmediahasnonegativeeffectsonteenagers'mentalhealth.Answer:FalseExplanation:Thepassagelikelydiscussesbothpositiveandnegativeimpacts,makingthestatementincorrect.2.Accordingto"GlobalWarming:CausesandEffects,"deforestationhasnosignificanteffectonglobaltemperatures.Answer:FalseExplanation:Thepassagelikelyemphasizesdeforestation'sroleinclimatechange,makingthestatementfalse.3."TheRoleofTechnologyinEducation"arguesthattraditionalclassroommethodsaresuperiortodigitallearningtools.Answer:FalseExplanation:Thepassagelikelysupportsthebenefitsoftechnologyineducation,makingthestatementincorrect.4."TheHistoryoftheOlympicGames"mentionsthattheancientOlympicswereheldinRome.Answer:FalseExplanation:ThepassagelikelystatesthattheancientOlympicswereheldinGreece,makingthestatementfalse.5.Accordingto"TheBenefitsofExerciseforHealth,"exercisehasnolong-termbenefitsforoverallwell-being.Answer:FalseExplanation:Thepassagelikelydiscusseslong-termhealthbenefits,makingthestatementincorrect.6."TheImportanceofEnvironmentalConservation"arguesthatbiodiversityisunnecessaryforecosystemstability.Answer:FalseExplanation:Thepassagelikelyemphasizestheimportanceofbiodiversity,makingthestatementfalse.7.In"TheEvolutionoftheInternet,"thetextstatesthattheinternetwasdevelopedinthe20thcentury.Answer:TrueExplanation:Thepassagelikelydiscussestheinternet'sdevelopmentinthe20thcentury,makingthestatementcorrect.8."TheImpactofArtificialIntelligenceonJobs"suggeststhatAIhasnoimpactonemploymentrates.Answer:FalseExplanation:ThepassagelikelydiscussesAI'simpactonjobs,makingthestatementincorrect.9."TheRoleofLiteratureinSociety"arguesthatreadingnon-fictionismorebeneficialthanreadingfiction.Answer:FalseExplanation:Thepassagelikelydiscussesthebenefitsoffiction,makingthestatementincorrect.10."TheHistoryofSpaceExploration"mentionsthatthefirstspacewalkwasconductedbyNeilArmstrong.Answer:FalseExplanation:ThepassagelikelystatesthatYuriGagarinconductedthefirstspacewalk,makingthestatementfalse.四、简答题（总共8题，每题2分，共16分）1.Accordingto"TheImpactofSocialMediaonTeenagers,"howdoessocialmediaaffectteenagers'socialskills?Answer:Socialmediacanbothenhanceandhinderteenagers'socialskills.Whileitallowsthemtoconnectwithpeersandexpressthemselves,excessiveusemayleadtoreducedface-to-faceinteractions,potentiallyweakeningreal-worldcommunicationskills.Thepassagelikelydiscussesthisduality.Explanation:Thepassagelikelyexploresthecomplexeffectsofsocialmediaonsocialskills,highlightingbothpositiveandnegativeaspects.Theanswerreflectsthisbalance.2.In"GlobalWarming:CausesandEffects,"whataretheprimarycausesofclimatechange?Answer:Theprimarycausesincludeburningfossilfuels,deforestation,andindustrialprocesses,whichreleasegreenhousegaseslikecarbondioxideandmethaneintotheatmosphere.Thepassagelikelyemphasizesthesefactorsasmajorcontributorstoclimatechange.Explanation:Thepassagelikelydiscussesthemaindriversofglobalwarming,focusingonhumanactivitiesthatincreasegreenhousegasemissions.Theanswersummarizesthesekeypoints.3."TheRoleofTechnologyinEducation"highlightshowdigitaltoolshaveimprovedlearning.Whataresomeexamples?Answer:Digitaltoolssuchasonlinedatabases,interactivesimulations,andcollaborativeplatformsenhancelearningbyprovidingaccesstovastresources,enablinghands-onexperimentation,andfacilitatinggroupprojects.Thepassagelikelymentionstheseexamples.Explanation:Thepassagelikelydiscussesthebenefitsoftechnologyineducation,includingaccesstoinformation,interactivelearning,andcollaboration.Theanswerreflectstheseadvantages.4."TheHistoryoftheOlympicGames"tracestheevolutionoftheOlympics.WhatweresomekeychangesinthemodernGames?Answer:Keychangesincludetheinclusionofmoresports,theexpansiontoincludewomen'sevents,andtheestablishmentoftheOlympicChartertostandardizerules.Thepassagelikelydiscussesthesedevelopments.Explanation:ThepassagelikelyexploresthemodernizationoftheOlympics,focusingoninclusivity,sportsexpansion,andgovernanceimprovements.Theanswersummarizesthesechanges.5.Accordingto"TheBenefitsofExerciseforHealth,"whataretheadvantagesofregularphysicalactivity?Answer:Regularexerciseimprovescardiovascularhealth,strengthensmuscles,enhancesmentalhealth,andreducestheriskofchronicdiseases.Thepassagelikelydiscussesthesebenefits.Explanation:Thepassagelikelyemphasizesthephysicalandmentaladvantagesofexercise,makingtheansweraconcisesummaryofthesepoints.6."TheImportanceofEnvironmentalConservation"arguesfortheprotectionofbiodiversity.Whyisbiodiversityimportant?Answer:Biodiversityiscrucialbecauseitensuresecosystemresilience,providesresourcesforhumans,andmaintainsecologicalbalance.Thepassagelikelyexplainstheseinterconnectedroles.Explanation:Thepassagelikelydiscussesthevalueofbiodiversityinecosystems,humanwell-being,andenvironmentalstability.Theanswerreflectsthesekeyarguments.7.In"TheEvolutionoftheInternet,"howhastheinternetchangedcommunication?Answer:Theinternethasrevolutionizedcommunicationbyenablinginstantglobalmessaging,videocalls,andsocialmediaplatforms,replacingtraditionalmethodslikelettersandlandlinephones.Thepassagelikelyhighlightsthesechanges.Explanation:Thepassagelikelyexploresthetransformativeimpactoftheinternetoncommunication,focusingonspeed,reach,andaccessibility.Theanswersummarizesthesedevelopments.8."TheImpactofArtificialIntelligenceonJobs"examinestheroleofAIintheworkforce.Whataresomepotentialbenefitsanddrawbacks?Answer:Benefitsincludeincreasedefficiencyandthecreationofnewjobroles(e.g.,AIspecialists),whiledrawbacksincludejobdisplacementincertainindustriesandethicalconcerns.Thepassagelikelydiscussesthisbalance.Explanation:ThepassagelikelyanalyzesthedualimpactofAIonemployment,highlightingbothopportunitiesandchallenges.Theanswerreflectsthiscomprehensiveview.五、应用题（总共8题，每题4分，共24分）1.Readthefollowingpassagefrom"TheImpactofSocialMediaonTeenagers":"Arecentstudyfoundthat70%ofteenagersreportfeelingstressedwhentheycomparetheirlivestoothersonsocialmedia.However,60%alsofeelmoreconnectedtotheirfriendsthroughtheseplatforms."Basedonthispassage,explainhowsocialmediacanhavebothpositiveandnegativeeffectsonteenagers.Answer:Socialmediacannegativelyimpactteenagersbycausingstressandanxietyduetosocialcomparison,asseeninthestudywhere70%reportedstress.However,itcanalsohavepositiveeffectsbyfosteringsocialconnection,with60%feelingmoreconnectedtofriends.Thepassagehighlightsthisduality,showingthatsocialmedia'sinfluencedependsonusagepatternsandindividualexperiences.Explanation:Theansweranalyzesthepassagebyidentifyingbothnegative(stress)andpositive(connection)effects,reflectingtheauthor'slikelydiscussionofsocialmedia'scompleximpact.2.Accordingto"GlobalWarming:CausesandEffects,"deforestationcontributestoclimatechangebyreducingtheEarth'scapacitytoabsorbcarbondioxide.Describehowthisprocessworks.Answer:Deforestationreducesthenumberoftrees,whichactascarbonsinksbyabsorbingCO2duringphotosynthesis.Withfewertrees,morecarbondioxideremainsintheatmosphere,trappingheatandacceleratingglobalwarming.Thepassagelikelyexplainsthismechanismasakeyfactorinclimatechange.Explanation:Theanswerexplainsthescientificprocessdescribedinthepassage,focusingontheroleoftreesincarbonabsorptionanditsimplicationsforclimatechange.3."TheRoleofTechnologyinEducation"mentionsthatonlineplatformsallowstudentstocollaborateonprojectsinreal-timefromdifferentlocations.Provideanexampleofhowthisbenefitsstudents.Answer:Anexampleisagroupprojectwherestudentsfromdifferentcountriesworktogetheronaresearchpaperusingasharedonlinedocument.Theycansimultaneouslyedit,providefeedback,andintegrateideas,enhancingteamworkandculturalexchange.Thepassagelikelydiscussessuchcollaborativeadvantages.Explanation:Theanswerillustratesthecollaborativebenefitsoftechnologyineducation,usingaconcreteexampletodemonstratehowonlineplatformsfacilitateteamworkandglobalinteraction.4."TheHistoryoftheOlympicGames"statesthatthemodernOlympicswererevivedin1896topromoteinternationalpeaceandunity.HowdidthisgoalmanifestintheearlyGames?Answer:IntheearlyGames,participatingnationssetasidepoliticaldifferencestocompeteinsports,fosteringcamaraderie.Theeventalsoincludedculturalexchanges,suchasopeningceremoniesshowcasingnationaltraditions,symbolizingunity.Thepassagelikelyhighlightstheseaspectsofthemodernrevival.Explanation:TheanswerexplainshowtheOlympicidealofpeaceandunitywasrealizedintheearlyGamesthroughsportscompetitionandculturaldisplays,reflectingthepassage'slikelydiscussionoftheGames'historicalsignificance.5.Basedon"TheBenefitsofExerciseforHealth,"explainhowregularphysicalactivitycanimprovementalhealth.Answer:Regularexercisereleasesendorphins,whichreducestressandimprovemood.Italsoprovidesasenseofaccomplishment,boostingself-esteem.Thepassagelikelydiscussesthesepsychologicalbenefits,linkingphysicalactivitytomentalwell-being.Explanation:Theanswerexplainsthementalhealthbenefitsofexercise,focusingonbiochemical(endorphins)andpsychological(self-esteem)mechanisms,whichalignwiththepassage'slikelycontent.6."TheImportanceofEnvironmentalConservation"arguesthatprotectingbiodiversityhelpsmaintainecologicalbalance.Provideanexampleofthisrelationship.Answer:Inaforestecosystem,diverseplantandanimalspeciesworktogethertomaintainsoilhealth,pollination,andpestcontrol.Ifonespeciesdisappears,thebalancecanbedisrupted,leadingtoecologicalinstability.Thepassagelikelyusessuchexamplestoillustratetheimportanceofbiodiversity.Explanation:Theanswerprovidesaspecificecologicalexampletodemonstratehowbiodiversitycontributestoecosystemstability,reflectingthepassage'slikelyemphasisoninterconnectedness.7.In"TheEvolutionoftheInternet,"thetextnotesthattheinternetwasinitiallydevelopedformilitarypurposesbutwaslatermadepublic.Howdidthistransitionoccur?Answer:Thetransitionbeganinthe1960swhentheU.S.DepartmentofDefensefundedARPANET,anetworkforsecurecommunication.Overtime,universitiesandprivatecompaniesadoptedthetechnology,leadingtothecommercializationoftheinternetinthe1990s.Thepassagelikelyexplainsthisgradualshift.Explanation:Theansweroutlinesthehistoricaldevelopmentoftheinternet,frommilitaryoriginstopublicuse,reflectingthepassage'slikelydiscussionofitsevolution.8."TheImpactofArtificialIntelligenceonJobs"examineshowAIhastransformedautomationindustries.Describeaspecificexampleofthistransformation.Answer:Inmanufacturing,AI-poweredrobotsnowperformrepetitivetasksinassemblylines,increasingefficiencyandreducinghumanerror.ThisexampleillustrateshowAIhasrevolutionizedautomation,asdiscussedinthepassage.Explanation:TheanswerprovidesaconcreteexampleofAI'simpactonautomation,focusingonmanufacturing,whichalignswiththepassage'slikelyexplorationofAI'seconomiceffects.【标准答案及解析】一、单项选择题1.B2.B3.B4.B5.B6.B7.B8.B9.B10.A二、填空题1.anxiety;depression2.carbondioxide3.digital4.Games5.reduce6.ecological7.ARPANET8.automation9.broaden10.NeilArmstrong三、判断题1.False2.False3.False4.False5.False6.False7.True8.False9.False10.False四、简答题1.Socialmediacanbothenhanceandhinderteenagers'socialskills.Whileitallowsthemtoconnectwithpeersandexpressthemselves,excessiveusemayleadtoreducedface-to-faceinteractions,potentiallyweakeningreal-worldcommunicationskills.2.Theprimarycausesincludeburningfossilfuels,deforestation,andindustrialprocesses,whichreleasegreen