2022年普通高等学校招生全国统一考试（全国乙卷）英语注意事项：1.答卷前，考生务必将自己的姓名、准考证号填写在答题卡上。2.回答选择题时，选出每小题答案后，用铅笔把答题卡上对应题目的答案标号涂黑。如需改动，用橡皮擦干净后，再选涂其他答案标号。回答非选择题时，将答案写在答题卡上，写在本试卷上无效。3.考试结束后，将本试卷和答题卡一并交回。第一部分听力（共两节，满分30分）做题时，先将答案标在试卷上。录音内容结束后，你将有两分钟的时间将试卷上的答案转涂到答题卡上。第一节（共5小题；每小题1.5分，满分7.5分）听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。例：Howmuchistheshirt?A.£19.15.B.£9.18.C.£9.15.答案是C。1.Whatdoesthemanwanttodo?A.Havebreakfast.B.Takeawalk.C.Callhisoffice.2.WhatwasGeorgedoinglastnight?A.Havingameeting.B.Flyinghome.C.Workingonaproject.3.Whydoesthemansuggestgoingtothepark?A.It'sbig.B.It'squiet.C.It'snew.4.Howdoesthewomansound?A.Annoyed.B.Pleased.C.Puzzled.5.Whereistheman'stable?A.Nearthedoor.B.Bythewindow.C.Inthecorner.第二节（共15小题；每小题1.5分，满分22.5分）听下面5段对话或独白。每段对话或独白后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项。听每段对话或独白前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题将给出5秒钟的作答时间。每段对话或独白读两遍。学科网（北京）股份有限公司n听第6段材料，回答第6、7题。6.Whatarethespeakersgoingtodotonight?A.Eatout.B.Goshopping.C.Dosports.7.Whatistheprobablerelationshipbetweenthespeakers?A.Bossandsecretary.B.Hostessandguest.C.Husbandandwife.听第7段材料，回答第8、9题。8.WhydoesthewomanthinkJulyisthebesttimetomove?A.Theirbusinessisslow.B.Theweatherisfavorable.C.It'seasytohirepeople.9.Howwilltheyhandlethemoving?A.Finishitallatonce.B.Havethesalessectiongofirst.C.Doonedepartmentatatime.听第8段材料，回答第10至12题。10.WhatdidPeterlearnfromhisgrandfather?A.Howtoappreciateartworks.B.Howtodealwithartists.C.Howtorunamuseum.11.WhatdidPeterdoinChicago?A.Hestudiedatacollege.B.Heservedinthearmy.C.Heworkedinagallery.12.WhoseworksdidPeterlikebest?A.Rembrandt's.B.Botticelli's.C.Rubens'.听第9段材料，回答第13至16题。13.Wheredoestheconversationtakeplace?A.Atalibrary.B.Inalawfirm.C.Onatrain.14.BywhattimedidJohnplantofinishhistermpaper?A.March.B.August.C.October.15.WhydidJohnquithispart-timejob?A.Hehadtocatchupwithhisstudy.B.Hewasofferedabetterone.C.Hegottiredofit.16.WhatisSusan'sattitudetoJohn'sproblem?A.Carefree.B.Understanding.C.Forgiving.听第10段材料，回答第17至20题。17.Whatdidthespeakerdobeforetheyear2012?A.Afitnesscoach.B.Achessplayer.C.Amarathonrunner.18.Whywasthe2016Olympicsimportantforthespeaker?A.HewasmotivatedbyBolt.B.Hebrokeaworldrecord.C.Hewonfifthplace.19.Whichisthehardestforthespeaker?A.Gettingoveraninjury.B.Doingstrengthtraining.C.RepresentingBotswana.20.Whatisthespeakermainlytalkingabout?学科网（北京）股份有限公司nA.Hisplantogoforthegold.B.Hisexperienceonthetrack.C.Hisloveforhishomecountry.第二部分阅读理解（共两节，满分40分）第一节（共15小题；每小题2分，满分30分）阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。AHenryRaeburn（1756-1823）TheExhibitionThisexhibitionofsomesixtymasterpiecescelebratingthelifeandworkofScotland'sbestlovedpainter,SirHenryRaeburn,comestoLondon.Selectedfromcollectionsthroughouttheworld,itisthefirstmajorexhibitionofhisworktobeheldinoverfortyyears.LectureSeriesScottishNationalPortrait（肖像画）Gallerypresentsaseriesoflecturesforthegeneralpublic.TheyareheldintheLectureRoom.Admissiontolecturesisfree.AnIntroductiontoRaeburnSunday26Oct.,15.00DUNCANTHOMSONRaeburn'sEnglishContemporariesThursday30Oct.,13.10JUDYEGERTONCharactersandCharacterisationinRaeburn'sPortraitsThursday6Nov.,13.10NICHOLASPHILLIPSONRaeburnandArtist'sTraininginthe18thCenturyThursday13Nov.,13.10MARTINPOSTLEExhibitionTimesMonday-Saturday10.00—17.45Sunday12.00—17.45Lastadmissiontotheexhibition:17.15.Thereisnore-admission.Closed:24—26Decemberand1January.Admission£4.Childrenunder12yearsaccompaniedbyanadultareadmittedfree.SchoolsandCollegesAspeciallowentrancechargeoff2perpersonisavailabletoallinfull-timeeducation,uptoandincludingthoseatfirstdegreelevel,inorganisedgroupswithteachers.21.WhatistherighttimeforattendingRaeburn'sEnglishContemporaries?A.Sun.26Oct.B.Thurs.30Oct.C.Thurs.6Nov.D.Thurs.13Nov.22.Howmuchwouldacouplewithtwochildrenunder12payforadmission?A.£4.B.£8.C.£12.D.£16.23.Howcanfull-timestudentsgetgroupdiscounts?学科网（北京）股份有限公司nA.TheyshouldgoonSundaymornings.B.Theyshouldcomefromartschools.C.Theymustbeledbyteachers.D.TheymusthaveIDcardswiththem.BIn1916,twogirlsofwealthyfamilies,bestfriendsfromAuburn,N.Y.—DorothyWoodruffandRosamondUnderwood—traveledtoasettlementintheRockyMountainstoteachinaone-roomschoolhouse.ThegirlshadgonetoSmithCollege.Theyworeexpensiveclothes.SoforthemtomovetoElkhead,Colo.toinstructthechildrenwhoseshoeswereheldtogetherwithstringwasasurprise.TheirstayinElkheadisthesubjectofNothingDaunted:TheUnexpectedEducationofTwoSocietyGirlsintheWestbyDorothyWickenden,whoisamagazineeditorandDorothyWoodruff'sgranddaughter.Whydidtheygothen?Well,theywantedtodosomethinguseful.Soon,however,theyrealizedwhattheyhadundertaken.Theymovedinwithalocalfamily,theHarrisons,and,likethem,hadlittleprivacy,rarebaths,andablanketofsnowontheirquiltwhentheywokeupinthemorning.Somemornings,RosamondandDorothywouldarriveattheschoolhousetofindthechildrenweepingfromthecold.Inspring,thesnowwasreplacedbymudoverice.InWickenden'sbook,sheexpandedonthehistoryoftheWestandalsoonfeminism,whichofcourseinfluencedthegirls'decisiontogotoElkhead.Ahair-raisingsectionconcernsthebuildingoftherailroads,whichentailed（牵涉）drillingthroughtheRockies,ofteninblindingsnowstorms.ThebookendswithRosamondandDorothy'sreturntoAuburn.Wickendenisaverygoodstoryteller.Thesweepofthelandandthestoicism（坚忍）ofthepeoplemovehertosomebeautifulwriting.HereisapictureofDorothyWoodruff,onherhorse,lookingdownfromahilltop:"Whenthesunslippedbehindthemountains,itshedarosyglowallaroundthem.Thenafullmoonrose.Thesnowwasmarkedonlybysmallanimals:foxes,coyotes,mice,andvaryinghares,whichturnedwhiteinthewinter."24.WhydidDorothyandRosamondgototheRockyMountains?A.Toteachinaschool.B.TostudyAmericanhistory.C.Towriteabook.D.Todosightseeing.25.Whatcanwelearnaboutthegirlsfromparagraph3?A.Theyenjoyedmuchrespect.B.Theyhadaroomwithabathtub.C.Theylivedwiththelocalkids.D.Theysufferedseverehardships.26.WhichpartofWickenden'swritingishair-raising?A.TheextremeclimateofAuburn.B.ThelivingconditionsinElkhead.C.TherailroadbuildingintheRockies.D.ThenaturalbeautyoftheWest.27.Whatisthetext?A.Anewsreport.B.Abookreview.C.Achildren'sstory.D.Adiaryentry.学科网（北京）股份有限公司nCCanasmallgroupofdrones（无人机）guaranteethesafetyandreliabilityofrailwaysand,atthesametime,helprailwayoperatorssavebillionsofeuroseachyear?Thatistheverylikelyfutureofapplyingtoday's"eyesinthesky"technologytomakingsurethatthemillionsofkilometresofrailtracksandinfrastructure（基础设施）worldwidearesafefortrainsona24/7basis.Dronesarealreadybeingusedtoexaminehigh-tensionelectricallines.Theycoulddopreciselythesamethingtoinspectrailwaylinesandothervitalaspectsofrailinfrastructuresuchasthecorrectpositionofrailwaytracksandswitchingpoints.Themoreregularlytheycanbeinspected,themorerailwaysafety,reliabilityandon-timeperformancewillbeimproved.Costswouldbecutandoperationswouldbemoreefficient（高效）acrosstheboard.Thatincludeshugesavingsinmaintenancecostsandbetterprotectionofrailwaypersonnelsafety.ItiscalculatedthatEuropeanrailwaysalonespendapproximately20billioneurosayearonmaintenance,includingsendingmaintenancestaff,oftenatnight,toinspectandrepairtherailinfrastructure.Thatcanbedangerousworkthatcouldbeavoidedwithdronesassistingthecrews'efforts.Byusingthelatesttechnologies,dronescouldalsostartprovidinghigher-valueservicesforrailways,detectingfaultsintherailorswitches,beforetheycancauseanysafetyproblems.Toperformthesetasks,dronesforraildon'tneedtobeflyingoverhead.Engineersarenowworkingonanewconcept:theraildronesofthefuture.Theywillbemovingonthetrackaheadofthetrain,andprogrammedtorunautonomously.VerysmalldroneswithadvancedsensorsandAIandtravellingaheadofthetraincouldguideitlikeaco-pilot.Withtheirabilitytoseeahead,theycouldsignalanyproblem,sothatfast-movingtrainswouldbeabletoreactintime.28.Whatmakestheapplicationofdronestoraillinespossible?A.Theuseofdronesincheckingonpowerlines.B.Drones'abilitytoworkathighaltitudes.C.Thereductionofcostindesigningdrones.D.Drones'reliableperformanceinremoteareas.29.Whatdoes"maintenance"underlinedinparagraph3referto?A.Personnelsafety.B.Assistancefromdrones.C.Inspectionandrepair.D.Constructionofinfrastructure.30.Whatfunctionisexpectedoftheraildrones?A.Toprovideearlywarning.B.Tomaketrainsrunautomatically.C.Toearnprofitsforthecrews.D.Toacceleratetransportation.31.Whichisthemostsuitabletitleforthetext?A.WhatFaultsCanBeDetectedwithDronesB.HowProductionofDronesCanBeExpanded学科网（北京）股份有限公司nC.WhatDifficultyDroneDevelopmentWillFaceD.HowDronesWillChangetheFutureofRailwaysDTheGovernment'ssugartaxonsoftdrinkshasbroughtinhalfasmuchmoneyasMinistersfirstpredicteditwouldgenerate,thefirstofficialdataonthepolicyhasshown.FirstannouncedinApril,2016,thetaxwhichappliestosoftdrinkscontainingmorethan5gofsugarper100ml,wasintroducedtohelpreducechildhoodobesity（肥胖）.Itisbelievedthattoday'schildrenandteenagersareconsumingthreetimestherecommendedlevelofsugar,puttingthematahigherriskofthedisease.Initiallythesugartaxwasexpectedtomake£520mayearfortheTreasury.However,dataofthefirstsixmonthsshoweditwouldmakelessthanhalfthisamount.Atpresentitisexpectedtogenerate£240mfortheyearendinginApril2019,whichwillgotoschoolsports.Itcomesaftermorethanhalfofsoftdrinkssoldinshopshavehadtheirsugarlevelscutbymanufacturers（制造商）sotheycanavoidpayingthetax.Drinksnowcontain45millionfewerkilosofsugarasaresultofmanufacturers'effortstoavoidthecharge,accordingtoTreasuryfigures.SinceAprildrinkscompanieshavebeenforcedtopaybetween18pand24pforeverylitreofsugarydrinktheyproduceorimport,dependingonthesugarcontent.However,somehighsugarbrands,likeClassicCocaCola,haveacceptedthesugartaxandarerefusingtochangeforfearofupsettingconsumers.Fruitjuices,milk-baseddrinksandmostalcoholicdrinksarefreeofthetax,asaresmallcompaniesmanufacturingfewerthan1mlitresperyear.Today'sfigures,accordingtoonegovernmentofficial,showthepositiveinfluencethesugartaxishavingbyraisingmillionsofpoundsforsportsfacilities（设施）andhealthiereatinginschools.Helpingthenextgenerationtohaveahealthyandactivechildhoodisofgreatimportance,andtheindustryisplayingitspart.32.Whywasthesugartaxintroduced?A.Tocollectmoneyforschools.B.Toimprovethequalityofdrinks.C.Toprotectchildren'shealth.D.Toencourageresearchineducation.33.Howdidsomedrinkscompaniesrespondtothesugartax?A.Theyturnedtooverseasmarkets.B.Theyraisedthepricesoftheirproducts.C.Theycutdownontheirproduction.D.Theyreducedtheirproducts'sugarcontent.34.Fromwhichofthefollowingisthesugartaxcollected?A.Mostalcoholicdrinks.B.Milk-baseddrinks.C.Fruitjuices.D.ClassicCoke.35.Whatcanbeinferredabouttheadoptionofthesugartaxpolicy?A.Itisashort-sighteddecision.B.Itisasuccessstory.C.Itbenefitsmanufacturers.D.Itupsetscustomers.学科网（北京）股份有限公司n第二节（共5小题；每小题2分，满分10分）根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。Friendshipneedscareandattentiontokeepitingoodhealth.Herearefivewaystosustain（保持）long-distancefriendships.·SetaregulardateLong-lastingfriendshipssharethecharacteristicthatbothsidesequallycontact（联系）andsharewithoneanother.Withbusyschedules,squeezinginphonecallscanbeachallenge.36·Moreisn'talwaysmerrierMakesureyouhavecommunicatedwithyourfriendabouthowfrequentlyeachofyouwantstobecontactedandwhatmethodworksbestforyouboth.37.Therearealternativestoconstantwrittencommunication,suchasleavingvoicemessagesorhavingagroupchat.·Practiseempathy（共情）38.Thefriendwhoisremainingneedstobesensitivetoalltheadditionaltimedemandsplacedonthefriendwhohasmoved.Theoneinthenewenvironmentshouldbesympathetictothefactthatyourfriendmayfeelabandoned.·39Anniversariesandbirthdayscarryevenmoreweightinlong-distancefriendships.Althoughtechnologymightmakeday-to-daycommunicationpossible,extraeffortgoesalongwayonspecialdays.Simplykeepingadiarythatkeepstrackoffriends'birthdaysandotherimportantdateswillmakesurenothingslipsbyyou.·Don'trelyontechnologyalone40,butlong-distancefriendships-evencloseones-mayrequiremoreconsciousefforttosustain.Trytoseekoutchancestorenewfriendships.Howtodoit?Justspendface-to-facetimetogetherwheneverpossible.A.RememberimportantdatesB.CompensatebywritinglettersC.ItisalsohelpfulforyoutobeafriendshipkeeperD.TrytofindatimethatworksforbothofyouandsticktoitE.FriendsneedtotalkabouttheirpreferredmethodsofcommunicationF.ItiseasytohaveasenseofconnectednessthroughsocialmediaG.Youmaybethefriendwholeftortheonewhowasleftbehind语言知识运用（共两节，满分45分）第一节（共20小题；每小题1.5分，满分30分）阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项。学科网（北京）股份有限公司nYoungchildrenacrosstheglobeenjoyplayinggamesofhideandseek.Forthem,there'ssomethinghighlyexcitingabout41someoneelse'sglanceandmakingoneselfunabletobeseen.However,weallwitnessthatpreschoolchildrenareremarkably42athiding.Theyoftencoveronlytheireyeswiththeirhands,leavingtherestoftheirbodies43.Foralongtime,thisineffectivehidingmethodwas44asevidencethatchildrenarehopelessly"egocentric"（自我中心的）creatures.Butour45researchresultsinchilddevelopmentalpsychology46thatidea.Webroughtyoungchildrenaged2-4intoourMindsinDevelopmentLabatUSC.Each47satdownwithanadultwhocoveredherowneyesor48.Wethenaskedthechildifshecould49orheartheadult.Surprisingly,childrenrepliedthattheycouldn't.Thesame50happenedwhentheadultcoveredherownmouth:51childrensaidthattheycouldn't52toher.Anumberof53ruledoutthatthechildrenmisunderstoodwhattheywerebeingasked.Theresultswereclear:Ouryoungsubjects54thequestionsandknew55whatwasaskedofthem.Their56tothequestionsreflectedtheirtrue57that"Icanseeyouonlyifyoucanseeme,too."Theysimply58mutual（相互的）recognitionandregard.Our59suggestwhenachild"hides"byputtingablanketoverherhead,itisnotaresultofegocentrism.Infact,childrenconsiderthismethod60whenothersuseit.41.A.followingB.takingC.escapingD.directing42.A.cleverB.badC.scaredD.quick43.A.exposedB.examinedC.untouchedD.imbalanced44.A.supportedB.guaranteedC.imaginedD.interpreted45.A.disappointingB.mixedC.surprisingD.desired46.A.explainedB.confirmedC.contradictedD.tested47.A.parentB.childC.researcherD.doctor48.A.feetB.noseC.handsD.ears49.A.seeB.helpC.reachD.fool50.A.eventB.thingC.actionD.accident51.A.YetB.NowC.SoonD.Once52.A.speakB.listenC.tumD.wave53.A.instructionsB.descriptionsC.experimentsD.assumptions54.A.comprehendedB.predictedC.exploredD.ignored55.A.partlyB.honestlyC.vaguelyD.exactly56.A.responsesB.approachesC.contributionD.学科网（北京）股份有限公司nsensitivity57.A.abilityB.beliefC.identityD.purpose58.A.holdbackB.relatetoC.insistonD.makeup59.A.limitationsB.requirementsC.theoriesD.findings60.A.tentativeB.impressiveC.creativeD.effective第二节（共10小题；每小题1.5分，满分15分）阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。May21stthisyearmarksthefirstInternationalTeaDay,whichwasnamedofficially61theUnitedNationsonNovember27th,2019.Tocelebrate62festival,anumberofeventstookplaceattheChineseBusinessmanMuseuminBeijingonThursday.ThechairmanoftheChinaCulturePromotionSociety63（address）theopeningceremony."AsamainpromoteroftheInternationalTeaDay,thebirthplaceofteaandthe64（large）tea-producingcountry,Chinahasa65（responsible）toworkwithothercountriestopromotethehealthydevelopmentoftheteaindustry.Itcanhelptobuildacommunitywitha66（share）futureformankind,"hesaid.The"FirstInternationalTeaDayTeaRoadCooperativeInitiative"issued（发布）attheceremonycallsforpeopleworkingintheteaindustrytocometogethertopromoteinternationalcooperation67culturalexchanges.Afour-yearteapromotion—TeaRoadCooperativePlan—wasalsoissuedinaccordancewiththeinitiative.68（strengthen）theconnectionwithyoungpeople,theeventincludedanumberofpublicpromotionalactivitiesonsocialmedia,69（invite）twenty-nineteaprofessionalsfromaroundtheworldtohavethirty-sixhoursofuninterruptedlivebroadcasts.TheChineseAncientTeaMuseumwasofficiallyunveiled（揭幕）attheceremony,opening70（it）firstexhibition:TheAvenueofTruth—ASpecialExhibitionofPu'erTea.第四部分写作（共两节，满分35分）第一节，短文改错（共10小题；每小题1分，满分10分）假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号（^），并在其下面写出该加的词。删除：把多余的词用斜线（）划掉。修改：在错的词下划一横线，并在该词下面写出修改后的词。注意：1．每处错误及其修改均仅限一词；2．只允许修改10处，多者（从第11处起）不计分。Weallknowthatcyclingisagreatlyexercise.Adoctortellsmepeople学科网（北京）股份有限公司nwholivesthelongestaredancersandcyclists.Maybeitisbecausethecombinationoffreshair,smoothmovementandexercise.Whetheryourideabicycle,youdon'tusepetrol.Sotheyarenotproducingcarbondioxideandnotcauseairpollution.Justseehowcarshavebeentakenoverourcities.Theyoftenrunathighspeeds,whatmayputourlivesindanger.Andthereweretrafficjams,too.Ourcitieswillbebetterplacesifwereplacecarswithbicycle.第二节书面表达（满分25分）学校英文报正在开展以LearningEnglishBeyondtheClassroom为题的讨论。请使用图表中的调查结果写一篇短文投稿，内容包括：1．学习活动状况描述：2．简单评论；3．你的建议。2022年普通高等学校招生全国统一考试英语参考答案注意事项：1.答卷前，考生务必将自己的姓名、准考证号填写在答题卡上。2.回答选择题时，选出每小题答案后，用铅笔把答题卡上对应题目的答案标号涂黑。如需改动，用橡皮擦干净后，再选涂其他答案标号。回答非选择题时，将答案写在答题卡上，写在本试卷上无效。3.考试结束后，将本试卷和答题卡一并交回。第一部分听力(共两节，满分30分)答案略第二部分阅读理解(共两节，满分40分)第一节(共15小题;每小题2分，满分30分)阅读下列短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。1.B2.B3.C4.A5.D6.C7.B8.A9.C10.B11.D学科网（北京）股份有限公司n12.C13.D14.D15.B第二节(共5小题;每小题2分，满分10分)根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。16D17.B18.G19.A20.F语言知识运用(共两节，满分45分)第一节(共20小题;每小题1.5分，满分30分)阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项。21.C22.B23.A24.D25.C26.C27.B28.D29.A30.B31.B32.A33.C34.A35.D36.A37.B38.C39.D40.D第二节(共10小题;每小题1.5分，满分15分)阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。41.by42.the43.addressed44.largest45.responsibility46.shared47.and48.Tostrengthen49.inviting50.its第四部分写作(共两节，满分35分)第一节，短文改错(共10小题;每小题1分，满分10分)51.【答案】1.greatly→great2.lives→live3.在because后加of4.Whether→If或Whether→When5.they→you6.cause→causing7.去掉have后的been8.what→which9.were→are10.bicycle→bicycles学科网（北京）股份有限公司n第二节书面表达(满分25分)52.【答案】LearningEnglishBeyondtheClassroomNowadays,withthegrowingpopularityofsmartphonesandcomputers,anincreasingnumberofstudentsarechoosingtolearnEnglishbeyondtheclassroominvariousways.ItcaneasilybeseenthatthepercentageofstudentswhochooselisteningtoEnglishsongsandwatchingEnglishmoviesisrespectively65%and50%.However,thosechoosingreadingEnglishbooksandvisitingEnglishlearningwebsitesonlyaccountfor18%and12%.AsfarasI’mconcerned,itisadisturbingtrend.Forstudents,whatbenefitsmosttotheirstudyisreadingEnglishbooks.Becauseoftheirlackofself-discipline,they’remoreeasilyaddictedtochattingonlineorplayinggames.It’surgentforstudentsthemselvestoimprovetheirself-discipline,andit’salsourgentforparentsandteacherstostrengthentheguidance.学科网（北京）股份有限公司