2025年下半年全国英语等级考试（PETS）二级复习试题库(辽宁盘锦)

2025年下半年全国英语等级考试（PETS）二级复习试题库(辽宁盘锦)第一部分：听力第一节（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，并标在试卷的相应位置。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。1.Whatdoesthemanwanttodrink?A.Coffee.B.Tea.C.Water.2.Whatisthewomanprobablygoingtodothisevening?A.Gotothecinema.B.Prepareforanexam.C.Visitheraunt.3.Howmuchdidthemanpayforthejacket?A.$50.B.$100.C.$200.4.Wheredoestheconversationmostprobablytakeplace?A.Inalibrary.B.Inabookstore.C.Inaclassroom.5.Whatarethespeakerstalkingabout?A.Atrafficaccident.B.Adrivinglesson.C.Acarrepair.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，并标在试卷的相应位置。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。听第6段材料，回答第6至7题。6.Whydoesthewomanrefusetheman’sinvitation?A.Shehastoworkovertime.B.Sheisnotfeelingwell.C.Shehasanappointment.7.Whenwillthespeakersmeetagain?A.OnFriday.B.OnSaturday.C.OnSunday.听第7段材料，回答第8至9题。8.Whatistherelationshipbetweenthespeakers?A.Teacherandstudent.B.Bossandemployee.C.Interviewerandinterviewee.9.Whatdoesthewomanthinkofthejob?A.Challenging.B.Boring.C.Tiring.听第8段材料，回答第10至12题。10.Whichseasonisitnow?A.Spring.B.Summer.C.Winter.11.Whatistheweatherlikeintheman’shometown?A.Itisveryhot.B.Itisoftenrainy.C.Itisquitecold.12.Wheredoesthemancomefrom?A.Panjin,Liaoning.B.Guangzhou.C.Beijing.听第9段材料，回答第13至16题。13.Whatisthewomandoing?A.Askingfordirections.B.Orderingameal.C.Makingareservation.14.Howmanypeoplewilltherebe?A.Two.B.Three.C.Four.15.Whattimedoesthewomanwantthetable?A.At6:00pm.B.At7:00pm.C.At8:00pm.16.Whatisthewoman’sphonenumber?A.789-2234.B.789-2334.C.798-2234.听第10段材料，回答第17至20题。17.Whatisthespeakermainlytalkingabout?A.Atravelplan.B.Afamouscity.C.Anaturereserve.18.WhereisRedBeachlocated?A.InPanjin.B.InDalian.C.InShenyang.19.WhatmakesRedBeachred?A.Redsand.B.AspecialplantcalledSuaeda.C.Redrocks.20.WhatisthebesttimetovisitRedBeach?A.InJanuary.B.InMay.C.InSeptember.第二部分：英语知识运用第一节单项填空（共15小题：每小题1分，满分15分）从A、B、C、D四个选项中，选出可以填入空白处的最佳选项。21.—Shallwegooutfordinnertonight?—_________.A.YouarerightB.ItmustbefunnyC.ThatsoundsgreatD.Haveanicetime22.TheweatherinPanjiniscolderthan_________inShenzheninwinter.A.thatB.itC.oneD.this23._________isknowntoall,Chinaisacountrywithalonghistory.A.AsB.WhichC.ThatD.What24.Bythetimeyougetback,thework_________.A.willfinishB.willbefinishedC.hasfinishedD.isfinishing25.Ididn’thearthephonering.I_________asleep.A.mustbeB.musthavebeenC.shouldbeD.shouldhavebeen26.Thereason_________hewaslateforschoolwasunknown.A.whyB.thatC.forD.as27.Itisgenerallyconsideredunwisetogiveachild_________heorshewants.A.howeverB.whateverC.whicheverD.whenever28.Onlywhenyouhavefinishedyourhomework_________allowedtowatchTV.A.youareB.willyoubeC.youwillbeD.areyou29.Thenumberofthestudentsinourschool_________increasingyearbyyear.A.areB.isC.havebeenD.were30.Heistheonlyoneofthestudentswho_________thewinnerofthescholarshipforthreeyears.A.isB.areC.havebeenD.hasbeen31._________fromthetopofthetower,thecitylookslikeabeautifulpainting.A.SeeingB.HavingseenC.SeenD.Tosee32.Iappreciate_________withmetodiscusstheproblemyesterday.A.yourstayingB.youtostayC.youstayedD.youstay33.Thebook,_________coverisblue,ismine.A.whichB.whoseC.thatD.ofwhich34.—DoyoumindifIopenthewindow?—_________.A.Yes,pleaseB.No,goaheadC.Yes,you’dbetternotD.No,pleasedon’t35.Itwasnotuntilmidnight_________hefinishedhisreport.A.whenB.whileC.thatD.as第二节完形填空（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四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项。Lastweek,IwenttotheRedBeachinPanjin,LiaoningProvince.Itisoneofthemostbeautiful36inChina.Unlikeordinarybeaches37sandisgoldenorwhite,thebeachhereis38red.Thisisnotbecauseofredsandor39,butbecauseofaplantcalledSuaeda(碱蓬草).Iarrivedthereearlyinthemorning.Thesunwasjustrising,castingasoftlightoverthewetland.AsIwalked40thewoodenpath,Iwasamazedbythe41ofredextendingasfarastheeyecouldsee.Theredplantslookedlikeahugecarpet42theearth.Inautumn,theSuaedaturns43red,creatingamagnificentviewagainsttheblueskyandthe44water.ItissaidthatRedBeachisthelargestwetlandintheworld.Itisalsoanimportant45formigratorybirds(候鸟).Duringmyvisit,Isawmanybirdsflyingovertheredcarpet,some46downtocatchfoodintheshallowwater.Thelocalgovernmenthasmadegreat47toprotectthisuniqueecologicalsystem.48areforbiddentostepintothecoreareaofthewetland.Visitorscanonlyenjoythe49onthespeciallybuiltwoodenroadsandviewingplatforms.Thishelpsto50thenaturalenvironmentandtheplantsgrowingthere.IalsolearnedthattheRedBeach51asignificantroleinthelocalecosystem.Ithelpscleanthewaterand52thesoilfromerosion(侵蚀).53thisbeautifulplaceisnotveryfarfromthecitycenter,itfeelslikeaparadise54fromthenoiseandpollutionofmodernlife.VisitingtheRedBeachwasanunforgettable55.Itremindedmeoftheimportanceoflivinginharmonywithnature.36.A.citiesB.beachesC.forestsD.parks37.A.whichB.whereC.whatD.whose38.A.completelyB.partlyC.slightlyD.naturally39.A.rocksB.waterC.pollutionD.plastic40.A.alongB.acrossC.throughD.over41.A.seaB.landC.colorD.picture42.A.coveringB.uncoveringC.discoveringD.recovering43.A.darkB.brightC.deepD.light44.A.yellowB.greenC.blackD.blue45.A.homeB.zooC.museumD.park46.A.landingB.standingC.sittingD.looking47.A.progressB.effortsC.moneyD.plans48.A.WorkersB.FarmersC.TouristsD.Drivers49.A.viewB.mealC.tripD.game50.A.destroyB.polluteC.protectD.change51.A.makesB.takesC.playsD.keeps52.A.preventsB.stopsC.savesD.protects53.A.SinceB.AlthoughC.BecauseD.If54.A.farB.freeC.longD.away55.A.storyB.lessonC.experienceD.day第三部分：阅读理解（共20小题：每小题2分，满分40分）阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项。ALiaoningProvince,locatedinthenortheastofChina,isknownforitsheavyindustryandrichhistory.However,italsooffersbeautifulnaturallandscapesanduniqueculturalexperiences.Herearethreemust-visitplacesinLiaoning.ShenyangImperialPalaceOncetheroyalresidenceoftheearlyQingDynastyemperors,ShenyangImperialPalaceisthesecondonlytotheForbiddenCityinBeijingintermsofscaleandpreservation.ItdisplaysawonderfulcombinationofManchuandHanarchitecturalstyles.Visitorscanexplorethegrandhalls,admiretheintricatecarvings,andlearnaboutthehistoryoftheQingDynasty.BenxiWaterCaveKnownasthe"NumberOneWaterCaveintheNorth,"BenxiWaterCaveisamassiveundergroundrivercave.Thecaveisabout5,800meterslong,with2,800metersaccessiblebyboat.Thetemperatureinsideremainsconstantatacool12°Callyearround.Thestalactites(钟乳石)andstalagmites(石笋)arelitbycolorfullights,creatingamagical,otherworldlyatmosphere.XingchengAncientCityLocatedonthecoastoftheBohaiSea,XingchengAncientCityisoneofthefourbest-preservedancientcitiesinChina.Thecitywalls,builtintheMingDynasty,arestillintact.Visitorscanwalkorcyclealongthetopofthewallandenjoyviewsoftheoldcityinsideandtheseaoutside.Thecityisalsofamousforitshotspringsanddeliciousseafood.56.WhatisspecialaboutShenyangImperialPalace?A.ItisthelargestpalaceinChina.B.Itistheroyalresidenceofcurrentemperors.C.ItcombinesManchuandHanarchitecturalstyles.D.ItislocatedonthecoastoftheBohaiSea.57.WhatcanvisitorsdoinBenxiWaterCave?A.Swimintheundergroundriver.B.Enjoyaboatride.C.SeetheForbiddenCity.D.Walkonthecitywalls.58.WhatisthetemperaturelikeinsideBenxiWaterCave?A.Itchangeswiththeseasons.B.Itisveryhot.C.Itisfreezing.D.Itstaysaround12°C.59.WhichofthefollowingistrueaboutXingchengAncientCity?A.ItislocatedinShenyang.B.Itisfamousforitsmountains.C.ItscitywallswerebuiltintheMingDynasty.D.ItistheonlypreservedancientcityinChina.60.Whatisthemainpurposeofthispassage?A.TointroducethehistoryofLiaoning.B.TorecommendtouristattractionsinLiaoning.C.TodescribetheindustrialdevelopmentofLiaoning.D.TocomparedifferentcitiesinLiaoning.BEveryyear,millionsofpeopletraveltoseethe"RedBeach"inPanjin,LiaoningProvince.ThebeachgetsitsnamefromtheredcoloroftheSuaedaplant,whichcoversthearea.Thisplantisatypeofseablitethatgrowsinthesaline-alkalisoil(盐碱地)ofthewetland.TheSuaedaplantisveryspecial.Itstartsgrowinginspringandisgreenatfirst.Astheseasonschangeandthetemperaturedropsinautumn,theplantgraduallyturnsred.ByOctober,theentirewetlandlookslikeaburningredfire.Itisoneofthelargestandbest-preservedwetlandsintheworld.However,theRedBeachisnotjustaprettysight.Itplaysacrucialroleintheecosystem.ThedensegrowthofSuaedahelpstopurifythewaterandabsorbharmfulsubstances.Italsoprovidesahabitatformorethan260kindsofbirdsand399kindsofwildanimals.Themostfamousresidentisthered-crownedcrane,asymbolofluckandlongevityinChineseculture.Inrecentyears,thelocalgovernmenthastakenmeasurestoprotectthisfragileenvironment.Theyhavelimitedthenumberoftouristsenteringthecoreareaandbuiltwoodenwalkwaystopreventpeoplefromtrampling(踩踏)theplants.Environmentaleducationprogramshavealsobeenintroducedtoraisepublicawareness.Thankstotheseefforts,theRedBeachremainsavibrantandhealthyecosystem.Itstandsasatestamenttothefactthatdevelopmentandenvironmentalprotectioncangohandinhand.61.Whyisthebeachcalled"RedBeach"?A.Becausethesandisred.B.Becauseoftheredwater.C.BecauseoftheSuaedaplant.D.Becauseoftheredrocks.62.WhendoestheSuaedaplantturncompletelyred?A.Inspring.B.Insummer.C.InOctober.D.Inwinter.63.Whatanimalismentionedasasymbolofluckinthetext?A.Theseablite.B.Thered-crownedcrane.C.Thewildduck.D.Theseagull.64.Whatmeasurehasthegovernmenttakentoprotectthebeach?A.Theyhavestoppedalltourism.B.Theyhaveplantedmoretrees.C.Theyhavebuiltwoodenwalkways.D.Theyhavemovedtheanimalsaway.65.Whatcanbethebesttitleforthetext?A.TheHistoryofPanjinB.TheSuaedaPlantC.TheRedBeach:ANaturalWonderD.TourisminLiaoningCMakingfriendsinanewcitycanbechallenging,especiallyforadultswhoarenolongerinschool.However,withalittleeffortandtherightmindset,youcanbuildasatisfyingsociallifeanywhere.Herearesometipstohelpyougetstarted.First,pursueyourhobbies.Joiningacluboraclassrelatedtosomethingyouenjoyisagreatwaytomeetlike-mindedpeople.Whetherit’sasportsteam,abookclub,oracookingclass,sharedinterestsprovideaneasyconversationstarterandanaturalwaytobond.Second,volunteer.Volunteeringforacauseyoucareaboutnotonlyhelpsothersbutalsoconnectsyouwithpeoplewhohavesimilarvalues.Workingtogethertowardsacommongoalcancreatestrongfriendships.Lookforlocalcharitiesorcommunitycentersthatneedhelp.Third,beopenandapproachable.Smile,makeeyecontact,andbewillingtoinitiateconversations.Sometimes,asimple"hello"canleadtoameaningfulconnection.Don'twaitforotherstocometoyou;taketheinitiative.Finally,bepatient.Buildingdeepfriendshipstakestime.Don'tgetdiscouragedifyoudon'tfindyourbestfriendrightaway.Keepputtingyourselfoutthere,andeventually,youwillfindyourcommunity.66.Whoisthistextmainlywrittenfor?A.Studentsinprimaryschool.B.Teachers.C.Adultsinanewcity.D.Tourists.67.Whatisthebenefitofjoiningaclubaccordingtothetext?A.Youcanbecomefamous.B.Youcanimproveyourskillsonly.C.Itiseasytostartaconversation.D.Youdon'tneedtotalk.68.Whydoestheauthorsuggestvolunteering?A.Toearnmoney.B.Tomeetpeoplewithsimilarvalues.C.Togetajob.D.Totravelaround.69.Whatdoestheunderlinedphrase"putyourselfoutthere"meaninthelastparagraph?A.Gooutsidephysically.B.Takeriskstomeetpeople.C.Stayathome.D.Spendmoney.70.Whatisthemainideaofthetext?A.Howtofindajobinanewcity.B.Howtomakefriendsinanewcity.C.Howtotravelalone.D.Howtolearnnewskills.DTheinventionofthesmartphonehaschangedthewaywelive,work,andcommunicate.Thesepocket-sizeddeviceshavebecomeanessentialpartofourdailylives.However,scientistsandpsychologistsareincreasinglyconcernedabouttheimpactofexcessivesmartphoneuseonourbrainsandsocialskills.Onemajorconcernistheeffectonattentionspan.Withconstantnotificationsfromsocialmedia,emails,andnewsapps,ourbrainsareconstantlyinterrupted.This"continuouspartialattention"makesitdifficulttofocusonasingletaskforalongperiod.Studieshaveshownthattheaverageattentionspanhasdecreasedsignificantlyoverthepastdecade.Anotherissueistheimpactonsleep.Thebluelightemittedbysmartphonescreenscaninterferewiththeproductionofmelatonin(褪黑素),ahormonethatregulatessleep.Manypeoplehavethehabitofcheckingtheirphonesrightbeforebed,whichcanleadtopoorsleepqualityandinsomnia(失眠).Lackofsleep,inturn,affectsmemory,mood,andoverallhealth.Furthermore,excessivesmartphoneusecanharmface-to-facerelationships.Whenweareconstantlygluedtoourscreens,wearelesspresentintherealworld.Thiscanleadtofeelingsofisolationandloneliness,despitebeing"connected"online.Expertssuggestsettingboundariesforsmartphoneuse.Forexample,turningoffnotificationsduringworkhoursorfamilytime,andavoidingscreensatleastanhourbeforebed.Byusingsmartphonesmindfully,wecanenjoytheirbenefitswithoutsacrificingourmentalandphysicalhealth.71.Whatisthemaintopicofthispassage?A.Thehistoryofsmartphones.B.Thebenefitsofsmartphones.C.Thenegativeeffectsofsmartphoneuse.D.Howtousesmartphonesforwork.72.Howdoessmartphoneuseaffectattentionspanaccordingtothetext?A.Itimprovestheabilitytomultitask.B.Itmakesithardertofocus.C.Itincreasesintelligence.D.Ithasnoeffect.73.Whydoescheckingphonesbeforebedaffectsleep?A.Itwakesyouupwithnoise.B.Thebluelightaffectsmelatonin.C.Itmakesthebraintooactive.D.Itcausesbaddreams.74.Whatsocialproblemdoesexcessivesmartphoneusecause?A.Betteronlinecommunication.B.Improvedface-to-faceskills.C.Increasedisolation.D.Morefamilytime.75.Whatdoexpertssuggest?A.Stoppingsmartphoneusecompletely.B.Checkingphonesallday.C.Settingboundariesforuse.D.Usingsmartphonesbeforebed.第四部分：写作第一节短文改错（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。Lastsummer,IwenttoasummercampinPanjin.Itwasaunforgettableexperience.Westayedtherefortwoweeks.Duringthecamp,wevisitedthefamousRedBeach.Theviewwasamazed.Wealsolearnedhowtoprotecttheenvironment.Thereweremanyactivities,suchasswimmingandfishing.Imadesomenewfriendsthere.Wehelpedeachotherandsharedourstories.Oneday,wehadapartybythesea.Wesangsongsanddancedhappy.MyparentswerehappywhenItoldthemaboutmytrip.IhopetovisitPanjinagaininthefuture.第二节书面表达（满分25分）假定你是李华，你的英国朋友Jim对中国的湿地保护很感兴趣。请给他写一封邮件，介绍辽宁盘锦的红海滩湿地保护区。内容包括：1.介绍红海滩的基本情况（位置、颜色成因）；2.介绍该湿地的生态价值（鸟类栖息地、净化水质）；3.邀请他来参观。注意：词数100左右。第五部分：参考答案及解析第一部分：听力1.C2.B3.B4.A5.C6.A7.B8.C9.A10.A11.C12.A13.C14.B15.A16.A17.C18.A19.B20.C听力原文（略）第二部分：英语知识运用第一节单项填空21.C解析：考察交际用语。对方邀请去吃饭，回答"Thatsoundsgreat"（听起来很棒）最为得体。22.A解析：考察代词。比较的对象是weather，特指不可数名词常用that，以避免重复。23.A解析：考察非限制性定语从句。"Asisknowntoall"是固定搭配，意为"众所周知"。24.B解析：考察时态和语态。Bythetime引导时间状语从句，主句用将来完成时；work与finish是被动关系，故用willbefinished。25.B解析：考察情态动词表推测。"musthavedone"表示对过去情况的肯定推测，意为"一定已经……"。26.A解析：考察定语从句。先行词是reason，且在从句中作状语（forthereason），故用why。27.B解析：考察宾语从句。"whatever"意为"无论什么"，引导宾语从句，作give的直接宾语。28.B解析：考察倒装句。"Only+状语（从句）"位于句首时，主句需部分倒装。根据语境是将来时，故用willyoube。29.B解析：考察主谓一致。"Thenumberof..."作主语时，谓语动词用单数形式。30.D解析：考察主谓一致。在"theonlyoneofthestudentswho..."结构中，定语从句修饰的是theonlyone，谓语动词用单数。根据"forthreeyears"应用现在完成时hasbeen。31.C解析：考察非谓语动词。动词see与逻辑主语Thebook是被动关系，且表示动作已完成，用过去分词Seen作状语。32.A解析：考察固定搭配。appreciate后接动名词作宾语；yourowndoing/havingdone结构中，动名词的逻辑主语用形容词性物主代词。33.B解析：考察非限制性定语从句。cover与book是所属关系，故用whose。34.B解析：考察交际用语。对方问是否介意开窗，回答"No,goahead"（不介意，请便）符合习惯。35.C解析：考察强调句型。"Itis/was...that..."强调notuntilmidnight。第二节完形填空36.B解析：根据后文提到的RedBeach可知选beaches。37.A解析：考察定语从句。先行词是beaches，从句中sand是主语，缺定语，故用which。38.A解析：根据常识，盘锦红海滩是红色的，且不同于普通海滩，故是完全红色completely。39.D解析：上文提到不是redsand，下文应该是redrocks或plastic。文中提到是因为植物，所以不是因为沙子或石头或塑料。此处为了排除法，选D项plastic符合逻辑，因为常见的误解还包括塑料污染。40.A解析：沿着木栈道走，用along。41.C解析：被红色海洋的颜色所震撼，选color。42.A解析：红色的植物像地毯一样覆盖着大地，cover符合语境。43.B解析：秋天碱蓬草变成鲜红色，brightred符合描述。44.D解析：红色的地毯映衬着蓝天和碧水，water前用blue搭配最美。45.A解析：湿地是鸟类的家，home最贴切。46.A解析：鸟儿俯冲下来抓鱼，landingdown搭配。47.B解析：做出努力，makeefforts固定搭配。48.C解析：游客禁止进入核心区，符合环保逻辑。49.A解析：游客在栈道上欣赏风景，view。50.C解析：保护自然环境，protect。51.C解析：扮演角色，playarole。52.D解析：保护土壤免受侵蚀，protect...from...53.B解析：虽然离城市近，但是感觉像天堂。让步关系用Although。54.D解析：远离喧嚣，farfrom或awayfrom。55.C解析：一次难忘的经历，experience。第三部分：阅读理解56.C解析：细节理解题。根据文中"ItdisplaysawonderfulcombinationofManchuandHanarchitecturalstyles"可知选C。57.B解析：细节理解题。根据文中"2,800metersaccessiblebyboat"可知可以坐船。58.D解析：细节理解题。根据文中"Thetemperatureinsideremainsconstantatacool12°C"可知选D。59.C解析：细节理解题。根据文中"Thecitywalls,builtintheMingDynasty"可知选C。60.B解析：主旨大意题。文章介绍了辽宁的三个必去景点，故选B。61.C解析：细节理解题。根据第一段"ThebeachgetsitsnamefromtheredcoloroftheSuaedaplant"可知选C。62.C解析：细节理解题。根据第二段"ByOctober,theentirewetlandlookslikeaburningredfire"可知选C。63.B解析：细节理解题。根据第三段"Themostfamousresidentisthered-crownedcrane,asymbolofluck..."可知选B。64.C解析：细节理解题。根据第四段"builtwoodenwalkways"可知选C。65.C解析：主旨大意题。文章介绍了红海滩的自然奇观，选C。66.C解析：推理判断题。根据文中"especiallyforadultswhoarenolongerinschool"可知选C。67.C解析：细节理解题。根据文中"sharedinterestsprovideaneasyconversationstarter"可知选C。68.B解析：细节理解题。根据文中"connectsyouwithpeoplewhohavesimilarvalues"可知选B。69.B解析：词义猜测题。"putyourselfoutthere"在此处指积极参与社交，去认识人，即takeriskstomeetpeople。70.B解析：主旨大意题。文章提供了在新城市交朋友的建议，选B。71.C解析：主旨大意题。文章主要讲过度使用智能手机的负面影响，选C。72.B解析：细节理解题。根据文中"Itdifficulttofocusonasingletask"可知注意力变差，选B。73.B解析：细节理解题。根据文中"Thebluelightemittedbysmartphonescreenscaninterferewiththeproductionofmelatonin"可知选B。74.C解析：细节理解题。根据文中"Thiscanleadtofeelingsofisolationandloneliness"可知选C。75.C解析：细节理解题。根据最后一段"settingboundar