版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
2026届山东省青岛西海岸新区第一中学英语高三上期末复习检测模拟试题注意事项:1.答题前,考生先将自己的姓名、准考证号码填写清楚,将条形码准确粘贴在条形码区域内。2.答题时请按要求用笔。3.请按照题号顺序在答题卡各题目的答题区域内作答,超出答题区域书写的答案无效;在草稿纸、试卷上答题无效。4.作图可先使用铅笔画出,确定后必须用黑色字迹的签字笔描黑。5.保持卡面清洁,不要折暴、不要弄破、弄皱,不准使用涂改液、修正带、刮纸刀。第一部分(共20小题,每小题1.5分,满分30分)1.Shesatonthetopofthestairs_____herheadonhercrossedarmsandcried.A.for B.when C.with D.while2.Aquickreviewofsuccessesandfailuresattheendofyearwillhelp________youyearahead.A.sharpen B.switchC.stretch D.shape3.Theexpertpointsoutthephenomenonthatcreamgoesbadfasterthanbutter______itsstructureratherthanitschemicalcomposition.A.livesupto B.getsdowntoC.comesdownto D.standsupto4.—Youcouldalwaysputthedecisionoffalittlebitlonger.—__________IfIleaveitmuchlongerImightmissmychance.A.That’sreasonable. B.Isn’titagoodidea?C.Doyouthinkso? D.Ican’tagreemore.5.Thecustomsofficerswereinsistingthatsuitcasesshouldbeopenedandtheircontents_______forcloserinspection.A.laidout B.givenout C.sentout D.pickedout6.Computerscandonothing.Butonce______whattodo,theyshowextraordinarypowertodoagreatdeal.A.toprogram B.beingprogrammedC.programmed D.havingprogrammed7.InthelibraryyoucanuseyourowncomputertoconnecttoWi-Fispecially_____forreaders.A.preparing B.toprepareC.prepared D.prepare8.JamesSmithandhisgirlfriendwenttoChenyiSquaretocelebratetheNewYear,never_________.A.returned B.toreturnC.returning D.havingreturned9.____regulartraininginnursing,shecouldhardlycopewiththeworkatfirst.A.NotreceivedB.SincereceivingC.HavingnotreceivedD.Nothavingreceived10.Mydaughter,_________allkindsofmeat,wouldnotliketoeatanyvegetable,whichworriesmealot.A.devotedto B.addictedto C.accustomedto D.exposedto11.Everyoneinthevillagehopedthathewould______afterafewdays’treatment.A.pickup B.comeup C.keepup D.makeup12.—WhyaretheWoodssellingtheirbelongings?—Theytoanothercity.A.hadmoved B.havemoved C.moved D.aremoving13.AlthoughshedidnotknowBostonwell,shemadeherway________totheHomeCircleBuilding.A.easyenough B.enougheasyC.easilyenough D.enougheasily14.Someonecalledmeupatmidnight,buthehadhungupIcouldanswerthephone.A.asB.sinceC.untilD.before15.MoreexpresswaysinSichuansoontopromotethelocaleconomy.A.arebeingbuilt B.willbebuiltC.havebeenbuilt D.hadbeenbuilt16.Asyougothroughthisbook,you________thateachofthemillionsofpeoplewholivedthroughWorldWarIIhadadifferentexperience.A.willfind B.foundC.hadfound D.havefound17.WhenIgottohishouse,Ifoundthatthewalls_____.A.arebeingpaintedB.arepaintingC.werebeingpaintedD.werepainting18.________theopportunitytospeakatthegraduationceremonymademeoverjoyed.A.Offering B.OfferedC.Tooffer D.Beingoffered19.—IfeelsonervousabouttheNationalEnglishSpeechCompetitiontomorrow.—.A.Ireallyenvyyou B.GladtohearthatC.Soundsgreat D.Takeiteasy20.Asisexpected,AIisanarea_______Chinamayappearasaleadingforce.A.that B.whereC.which D.when第二部分阅读理解(满分40分)阅读下列短文,从每题所给的A、B、C、D四个选项中,选出最佳选项。21.(6分)Ridgewoodisasmall,quiettown20milesfromManhattan.Itisatypicalsuburbantown,perfectforraisingchildrenawayfromthefastpaceofthecity.However,someRidgewoodkidsfeelasupsetasiftheywereonthecity’sbusystreets.Inadditiontohoursofhomework,Ridgewood’schildrenareoccupiedwithafterschoolactivities—fromswimmingtopianotoreligiousclasses.Outofdesperationoneday,thetowndecidedtoscheduleanotheractivity.Thisonewascalled“RidgewoodFamilyNight—Ready,Set,Relax!”Insteadofschedulesfilledwithsports,music,orovertimeattheoffice,someofthetown’s25,000residentsdecidedtotakethenightoffandstayhome.ForafewmonthsbeforeFamilyNight,acommitteeofvolunteersworkedhardtospreadtheword.Youngerstudentstook“SavetheDateforMe”leafletshometotheirparents.Themayorissuedastatement,andschoolsandclubsagreedtocancelhomeworkandmeetingssofamiliescouldrelaxandbetogether.Thetensionbetweenahopeforamorerelaxedlifestyleandtheknowledgethatthebenchmarkforsuccesshasbeenraisedinrecentyearsweighsheavilyonthemindsofthetownspeople.Someparentsliketorecalladifferentkindofchildhood,onewithoutsomanyscheduledafterschoolactivities.However,thesesameparentsfeelobligedtomakesuretheirchildrenarepreparedtosurviveintoday’shigh-pressureworkenvironment.Theyareafraidthatanygapintheirchildren’sphysicalorintellectualdevelopmentmightmeantheywon’tbeadmittedtothe“right”universitiesandwon’tsucceedinamoreandmorecompetitiveworld.Nevertheless,itseemsthatFamilyNightworked,atleasttoapoint.CarsmovedeasilyaroundRidgewood’snormallybusydowntownstreets,andstoresandrestaurantssawadropinbusiness.Somefamiliesatesuppertogetherforthefirsttimeinmonths.Initially,therewasgreathopeoftakingbacktheirlives.Butsadly,fewfamiliesbelievethatonenightwillchangetheirlives.Manyaresurethattheywillfallbackintothehabitofover-schedulingtheirchildrentobeoverachievingadults.1、ThewriterdescribesRidgewoodasatownwhere________.A.residentstakelittlenoticeofeducationB.childrenarestressfulandoverexpectedC.parentsareconcernedaboutchildren’ssafetyD.childrenleadalifeofrelaxed,ordinaryrhythms2、Accordingtothepassage,whichofthefollowingisNOTtrueabouttheFamilyNight?A.Schoolsassignednohomework.B.Fewerpeopleateintherestaurants.C.Thestreetswerelesscrowded.D.Peopleenjoyedmeetingeachother.3、Accordingtothepassage,theparentsinRidgewood________.A.haveconflictingdesiresaboutwhatexperiencestooffertheirchildrenB.arehappywiththelifestyletheyhavechosenforthemselvesandthechildrenC.believethatitistheirdutytomakeachangeforthestressfullifestyleD.areworriedabouttheirchildren’slackingofbigambition4、Wemaygettheconclusionfromthepassagethat________.A.theconceptofFamilyNightwillbecomearegularpartoflifeinRidgewoodB.RidgewoodpeoplebelievetheFamilyNightwillchangetheirwayoflivingC.FamilyNightisnotaspopularaspeoplehaveoriginallythoughtD.schoolsareworriedaboutstudentsbeinggiventoomuchfreetime22.(8分)We’vebeencoveringstandingdesksforalongtimenowbecauseexpertsagreethatsittingalldayiskillingus.Wewanttobeproductivewhilealsokeepingourbodieshealthy.Overtheyears,therehavebeenseveralsolutionstothisfromfixedstandingdeskstoadjustableones,portabledeskstoonesthatchangeintoshelves.However,themosthightechandelegantsolutionhastobethisnewsmartdeskcalledTheStirKineticDesk.Thedesklearnsyourdailybehaviorsandmovesbetweenasittingandstandingheightregularlythroughoutthedaytokeepyoumovingwithoutinterruptingyourworkflow.Youcanprogramspecificsittingandstandingintervalsorletthedesksettheschedule.Ifyoutendtositwhilereturningemailsinthemorning,butalwayswanttostandduringthatafternoonconferencecall,thedeskwilllearnthoseregularhabitsandadjustthescheduletofitthem.Ofcourse,thedeskcanalwaysbemanuallyloweredorraisedbyusingthetouchscreenonthelowerleftcomerofthedesk.Whenswitchingpositions,thedeskgentlydipsandrisestoletyouknowthatachangeiscomingup.Ifyou’renotreadytoswitchpositionsatthattime,youcantapthetouchscreentostaysittingorstandingforawhilelonger.Thebuilt-intouchscreenalsokeepstrackofyourdailysittingandstandingtimesandtellsyouhowmanycaloriesyou’veburned.Youcanevensetgoalsforhowlongoroftenyouwanttostand.ThedeskalsoworkswithfitnessdevicesliketheFitBittotrackyourmovements.Allofthatsmarttechdoesn’tcomecheapthough.TheM1desk,whichistheeverydaymodel,runsasteep$2,990,whilethemoreexecutivemodelwithaddedfeatures,theF1,goesfor$4,190.Whileexpensive,it’sworththinkingofhowmuchtimewespendatourdesks.Muchlikeagoodmattress(床垫),agooddeskthatworkswithyouisworththeinvestment.Hopefullyinafewyearsthesesmart,integrateddeskswillbemorecommonandlessexpensive.1、TheStirKineticDeskhasbeendesignedto_______.A.helpuserswiththeirwork B.keepusersmovingallthetimeC.getuserstoexercisewhileworking D.remindusersoftheirworkingschedule2、Whichisthefeatureofthetouchscreenofthedesk?A.Itcantelluserswhentochangepositions. B.Itcantrackusers’changesofpositions.C.Itcankeepusersinafixedposition. D.Itcandetectusers’healthcondition.3、Whichofthefollowingcanbestdescribethedesk?A.Productivebutchallenging. B.Convenientbutunaffordable.C.Complexandimpractical. D.Multi-functionalandintelligent.4、WhatdoestheauthorintendtotellusinthelastparagraphA.Tospendmoneyonsuchadeskisrewarding.B.Weshouldgetsuchadeskassoonaspossible.C.Itwon’tbelongbeforethedeskiswidelyused.D.Desksplayaveryimportantroleinourdailylife.23.(8分)Thinkaboutthelasttimeyoufeltanegativeemotion—likestress,anger,orfrustration.Whatwasgoingthroughyourmindasyouweregoingthroughthatnegativity?Wasyourmindclutteredwith(充斥)differentkindsofthoughts?Orwasitparalyzed,unabletothink?Thenexttimeyoufindyourselfinthemiddleofaverystressfultime,oryoufeelangryorfrustrated,stop.Yes,that'sright,stop.Whateveryou'redoing,stopandsitforoneminute.Whileyou'resittingthere,completelyimmerseyourselfinthenegativeemotion.Allowthatemotiontoconsumeyou.Allowyourselfoneminutetotrulyfeelthatemotion.Don'tcheatyourselfhere.Taketheentireminute—butonlyoneminute—todonothingelsebutfeelthatemotion.Whentheminuteisover,askyourself,“AmIwillingtokeepholdingontothisnegativeemotionasIgothroughtherestoftheday?”Onceyou'veallowedyourselftobetotallyimmersedintheemotionandreallyfeelit,youwillbesurprisedtofindthattheemotionclearsratherquickly.Ifyoufeelyouneedtoholdontotheemotionforalittlelonger,thatisOK.Allowyourselfanotherminutetofeeltheemotion.Whenyoufeelyou'vehadenoughoftheemotion,askyourselfifyou'rewillingtocarrythatnegativitywithyoufortherestoftheday.Ifnot,takeadeepbreath.Asyouexhale,releaseallthatnegativitywithyourbreath.Thisexerciseseemssimple—almosttoosimple.But,itisveryeffective.Byallowingthatnegativeemotionthespacetobetrulyfelt,youaredealingwiththeemotionratherthanstuffingitdownandtryingnottofeelit.Youareactuallytakingawaythepoweroftheemotionbygivingitthespaceandattentionitneeds.Whenyouimmerseyourselfintheemotion,andrealizethatitisonlyemotion,itlosesitscontrol.Youcanclearyourheadandproceedwithyourtask.1、Whatshouldyoudowhenyouareintonegativityaccordingtothearticle?A.Listentosomemusic.B.Ignoreitanddosomethingelse.C.Justdonothingandtrulyfeelthatemotion.D.Thinkaboutitandtrytodealwithitimmediately.2、Theunderlinedword“immerse”(Paragraph2)mostprobablymeans“________”.A.breakdown B.getridofC.cutoff D.throwinto3、What'sthebesttitleofthistext?A.ClearYourMentalSpaceB.DeepBreath,TroubleAwayC.TrytoAvoidtheNegativeEmotionD.KeepHoldingontoThisNegativeEmotionasLongasPossible4、Theauthor'sattitudetowardsnegativeemotionis________.A.doubtful B.optimisticC.frightened D.confused24.(8分)Giventherecentinterestingreenbuildingsinthemedia,let’sthinkdifferently.Insteadoffocusingonincreasingthesupplyofenergy,whatifwefocusonreducingdemand?Canwestartwithendingtheopen-doorpracticeofstreet-frontshops?Whilecoolairfromtheseshopsisrefreshingtopedestrians,itcarriesacost.Energyisusedintheairconditioningprocess.Soitmustbepossibletolookforchangesinregulationsthatwouldencouragemoreenergy-savingdesigns.Forinstance,ifwefixceilingfans,air-conditioninghomescouldsurelybeavoidedforpartoftheyear.Ceilingfansusefarlessenergy.Theywereinayearairconditionerscouldstayifceilingfanswerefixed.Inhomesbuiltunderthesmall-housepolicyinNewTerritories,theceilingmaybetoolowforceilingfans.Ifthe9-metermaximumbuildingheightregulationwererelaxed,ceilingfanscouldbefixedtoreduceenergyuse.Currentthinkinginsustainablebuildingdesignandoperationinvolvesintegrated(协调统一的)design,thatis,bringtogetherallpartiestocreateabuildingwithbetterperformancethatachievesenergyreduction.Forintegrateddesigntosucceed,allpartiesmustcometogetherandthinkbeyondeachperson’scircleofinfluence.Bettersolutionsareimpossibletoavoidwithintegrateddesign.Buildingswouldnolongerbeengineeredafterthebasicarchitecturewasbuilt.Positiveprojectoutcomesmayincludereducedair-conditioningload,reducedpoweruseforelectriclighting,andareductionintheamountofmaterialsused.Weneedtoaskifwearereadytolookbeyondourownsmallcirclesandseekanimprovedapproachtobuildingdesign.BythatImeananintegrateddesignresultinginmoresustainablebuildings.1、What'stheauthor'sattitudetowardstheopen-doorpracticeofthestreetshops?A.Supportive.B.Disapproving.C.Optimistic.D.Uncaring.2、Whydoestheauthorsuggestfixingceilingfans?A.Tofollowanoldpractice.B.Tohelpreduceenergyuse.C.Tocompletelyreplaceairconditioners.D.Tohelpcutdownondailyexpenses.3、What'sthekeytomakingsustainablebuildingsareality?A.Allpartiesshouldgetstartedatthesametime.B.Thebasicarchitectureshouldbefinishedfirst.C.Properdesignandperformancetoachieveenergyreduction.D.Seekingthesmall-housepolicyandsomesuccessfularchitects.4、Whatwouldbethebesttitleforthetext?A.Wasteless,livebetterB.Goodbye,airconditioningC.HowtoreducetheenergycostD.Greenbuildingscallforintegrateddesign25.(10分)It’strulyamazingwhenwegettocovernewsofpeoplewhosingle-handedlycreatesomethingtrulysignificant.JadavPayeng,amaninhismid-fifties,haschangedasandbar(沙洲)inthemiddleofariverinAssam,India,intoahugeforest.Hisworkofthepast30yearsisbeingrecognizedbytouristsandfilm-makers,theworldover.Mulai,aJadavisknownamonglocals,startedworkonthelandin19080.Aschemewaslaunchedatthattimebythesocialforestrydepartmentofthedistrict,involvingtheplantingoftreesononly200hectares.Theprojectwascompletedafter5yearsandallthelaborersleft,exceptMulai.Dedicatedtotheforest,hestayedonandsingle-handedlylookedafterthetrees,continuingtoplantmoreofthem.Eventually,theforestexpandedto550hectares.Thisisperhapstheworld’sbiggestforestinthemiddleofariver.Mulaisaysthere’spotentialtoextendthisevenfurtherto1,000hectares.Inspired,thedepartmenthasplannedtolaunchanotherplantationprogramthisyear.Theforestisnamed“MulaiKathoni”bythelocalpeople,meaningMulai’sforest.Itishometoseveralthousandsofvarietiesoftrees.Bambooalonecoversabout300hectares.Andit’snotjusttheplants,there’swildlifelivingintheretoo.Thereareaboutfourtigers,threerhinosandmorethanahundreddeer,rabbitsandapes.Thereareinnumerablevarietiesofbirdswhocallthisplacehome,aswell.Aherdofabout100elephantsvisittheplaceeveryyearforsixmonths.Mulailivesinasmallhutneartheforest,withhiswife,twosonsandadaughter.Hemakesalivingbysellingcowandbuffalomilk.IsupposepeoplesuchasMulaiareaninspirationtotheentireworld.Ifonemancanbuildaforest,it’samazingtothinkwhatwecanachieveifweworktogether.1、WhydidMulaistayinAssamafter1983?A.Toraisehisfamily.B.Toplantmoretrees.C.Tobuildahomeonthesandbar.D.Toprotecttheanimals.2、WhichwordscanbestdescribeMulaiaccordingtoparagraph2?A.Wise,far-sighted.B.Lucky,creativeC.Devoted,ambitious.D.Modest,easy-going.3、Whatmaybethebesttitleforthetext?A.WildlifeinMulai’sForestB.IndiaStartsaPlantationProgramC.MoreEffortstoProtectOurForests.D.IndianManPlantsaWholeForestAlone.第三部分语言知识运用(共两节)第一节(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.26.(30分)Thesedays,peoplewhodomanualworkoftenreceivefarmoremoneythanpeoplewhoworkinoffices.Peoplewhoworkinofficesarefrequentlyreferredtoas“white-collarworkers”forthesimplereasonthatthey1wearacollarandtietogotowork.Suchishumannature,thatagreatmanypeopleareoften2tosacrificehigherpayfortheprivilegeofbecomingwhite-collarworkers.Thiscangiverisetocurioussituations,asitdidinthecaseofAlfredBloggswhoworkedasa(an)3fortheEllesmereCorporation.Whenhegotmarried,Alfwastooembarrassedtosayanythingtohiswifeabouthisjob.He4toldherthatheworkedfortheCorporation.Everymorning,helefthome5inasmartblacksuit.Hethenchangedintooverallsand6thenexteighthoursasadustman.Beforereturninghomeatnight,hetookashowerandchangedbackintohissuit.Alfdidthisforovertwoyearsandhisfellowdustmenkepthis7Alf'swifehasneverdiscoveredthatshemarriedadustmanandsheneverwill,forAlfhasjustfound8job.Hewillsoonbeworkinginanoffice.Hewillearnmuchlessthanheusedto,buthefeelsthathisrisein9iswellworththelossofmoney.Fromnowon,hewillwearasuitalldayandotherswillcallhim'Mr.Bloggs'10'Alf'.1、A.eventually B.occasionally C.usually D.apparently2、A.excited B.willing C.interested D.lucky3、A.official B.manager C.salesman D.dustman4、A.hopefully B.probably C.simply D.politely5、A.wore B.put C.tried D.dressed6、A.took B.spent C.cost D.wasted7、A.mistake B.secret C.memory D.reputation8、A.another B.one C.theother D.other9、A.status B.look C.direction D.statue10、A.inspiteof B.regardlessof C.insteadof D.incaseof第二节(每小题1.5分,满分15分)阅读下面材料,在空白处填入1个适当的单词或括号内单词的正确形式。27.(15分)Yogamakesyoufeel1.(relax)andyoufeelall“atone"withyourbody.SmithFarmisnowofferingpeoplethechance2.(do)theirdailyyogawithgoats.Infact,thegoatsdon'tactuallytakepartintheyoga.Theyaremoreformoralsupport(精神支持),preventingyoufromgettingbred."Itisawonderfulexperience,”saysSmith,“Itmaysoundsillybutit'strulygettingoutsideinnaturewithbeautifulsceneryandlovelyanimalsaroundyou.Animalscan3.(real)helphumansdealwithstress,illnessorsadness.”第四部分写作(共两节)第一节短文改错(满分10分)28.(10分)假定英语课上老师要求同学们交换修改作文,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。错误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(Λ),并在其下面写上该加的词。删除:把多余的词用斜线(\)划掉。修改:在错的词下划一横线,并在该词下面写上修改后的词。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。Thismorning,ourschoolheldafiredrill.Wewerelisteningtotheteacherattentivelyinthemathclasswhileweheardthefirealarmfromthespeakeronthewall.Theteachersstoppedteachingimmediatelyandinstructingustoexittheclassroominorder.Whenitgotintothepassageway,wefoundweweresurroundedbyheavysmokesomewhere.Itwaschokingandourtearsrandown.Webentdown,coveredourmouthswithhandkerchiefs,andrandownstairsrapidintotheopenontheplayground,justaswehadtaughtbefore.Whenwecomebacktoourclassroom,wegaveasummaryofthisfiredrill.Ithinkthefiredisastersoftenhappen.Soweshouldknowthetipstoescapefromafireforcaseofemergency.第二节书面表达(满分25分)29.(25分)假设你是李华,宁德市青年志愿者协会(NingdeYouthVolunteerAssociation)计划从宁德市各中学招募
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 盛虹集团秋招题库及答案
- 圣农控股集团秋招面试题目及答案
- 2026年上半年山东省中小学教师资格考试(笔试)备考题库及答案(真题汇编)
- 2024年厦门南洋职业学院单招职业倾向性测试模拟测试卷附答案解析
- 2025年青海高等职业技术学院单招综合素质考试模拟测试卷附答案解析
- 2025年四川铁道职业学院单招职业技能考试题库附答案解析
- 2023年陇南师范高等专科学校单招职业技能测试题库附答案解析
- 2024年永州师范高等专科学校单招综合素质考试题库附答案解析
- 2023年黑龙江农业经济职业学院单招职业技能测试题库附答案解析
- 2025年吐鲁番职业技术学院单招职业倾向性测试模拟测试卷附答案解析
- 2025中原农业保险股份有限公司招聘67人笔试备考重点试题及答案解析
- 2025中原农业保险股份有限公司招聘67人备考考试试题及答案解析
- 2025年违纪违法典型案例个人学习心得体会
- 2025年度河北省机关事业单位技术工人晋升高级工考试练习题附正确答案
- GB/T 17981-2025空气调节系统经济运行
- 2025 年高职酒店管理与数字化运营(智能服务)试题及答案
- 《公司治理》期末考试复习题库(含答案)
- 药物临床试验质量管理规范(GCP)培训班考核试卷及答案
- 快递行业末端配送流程分析
- 四川专升本《军事理论》核心知识点考试复习题库(附答案)
- 加油站安全生产责任制考核记录
评论
0/150
提交评论