2025屆河北省正定中學高三英語第一學期期末復習檢測模擬試題含解析

2025屆河北省正定中學高三英語第一學期期末復習檢測模擬試題注意事項：1．答題前，考生先將自己的姓名、準考證號填寫清楚，將條形碼準確粘貼在考生信息條形碼粘貼區(qū)。2．選擇題必須使用2B鉛筆填涂；非選擇題必須使用0．5毫米黑色字跡的簽字筆書寫，字體工整、筆跡清楚。3．請按照題號順序在各題目的答題區(qū)域內作答，超出答題區(qū)域書寫的答案無效；在草稿紙、試題卷上答題無效。4．保持卡面清潔，不要折疊，不要弄破、弄皺，不準使用涂改液、修正帶、刮紙刀。第一部分（共20小題，每小題1.5分，滿分30分）1．ItwaswhenshefirstarrivedinChina_____shedevelopedapassionforpaper-cutting.A．where B．thatC．how D．why2．Parentsneedtoencouragekidstodeveloptheirpotential_____puttingtoomuchpressureonthem.A．withoutB．besidesC．byD．for3．---Tobeapromisingstudentisnotaneasyjob.Ittakestime.---Ican’tagreemore._______.Thereisnoshortcut.A．AllroadsleadtoRome B．SlowbutsurewinstheraceC．Practicemakesperfect D．Romewasnotbuiltinaday4．SheisstubborninresistinghisenquiriesabouttheMoonstone_____thedegreethatshemakesitseemasifshedoesnotwantthemystery______.A．on;tosolve B．with;solvingC．for;beingsolved D．to;tobesolved5．Ihavenodoubtthathewillmakeit,butIwonder_____heisreallyreadyenough.A．what B．whyC．whether D．That6．ThefarmersaidthePLAmencametorescuetimelywhenthey_____inthesnowstorm.A．weretrappingB．werebeingtrappedC．aretrappingD．arebeingtrapped7．Accordingtothecompany’srule,one’spaymentis______theworkdone,nottothetimespentdoingit.A．inproportionto B．inadditiontoC．incontrastto D．inregardto8．Itgivesusgreatdelight______Chinesesciencefictionsarebecomingincreasinglypopular.A．how B．whatC．that D．why9．Sometimessmilesaroundtheworld___________befalse,hidingotherfeelingslikeanger,fearorworry.A．can B．wouldC．should D．must10．Theboss_________theemployeesariseinsalaryforages,butnothinghasoccurredyet.A．promisedB．hadpromisedC．wouldpromiseD．promises11．We’llgoearly．，wemaynotgetaseat．A．Otherwise B．Meanwhile C．However D．Besides12．--Ipreferacomputermadeinyourcompany,butImayneedsomemoreinformationabouttheproduct.--______.A．Thankyou B．It’sapleasureC．Youarewelcome D．Atyourservice13．______thedeadline,theworkershadtoworkovertimetogetthejobfinished.A．Giving B．Given C．Havinggiven D．Togive14．It’simpossibleforallthepeopletogetjobsbecause______ofthemisnotfitforthem.A．everyone B．allC．notall D．none15．Rogertrainedhardforthetournamentformonths,butunfortunatelyhehadto_______duetoakneeinjury.A．pulloutB．workoutC．tryoutD．giveout16．—I’mterriblysorry.I’mlatebecause….—That’sOK.Youarehereandthat’swhat_____.A．does B．works C．functions D．counts17．______caughtintherainunexpectedly,westillenjoyedthejourneyverymuch.A．When B．AsC．Unless D．Although18．AsoneofthemostpopularartistsintheUS,notonly_______withherhitsongs,buthasinspiredwomenwithherdevotiontocharity.A．hasBeyonceinfluencedpopculture B．influencedpopculturehasBeyonceC．Beyoncehasinfluencedpopculture D．influencedpopcultureBeyoncehas19．Thissemesterourschooloffersmanyoptionalcoursesforthestudents,_______appealstomanystudents.A．eachofwhich B．allofwhomC．eachofwhom D．allofwhich20．Takethenoteasareminder______youforgottobuysomesweetsforthekidswhileshoppingthere.A．how B．thatC．incase D．evenif第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個選項中，選出最佳選項。21．（6分）MyBestEnemyOnceagain,Iwasinanewschool.SowasagirlinmyclassnamedLisa.Thatwaswherethesimilaritiesended.Iwastallandshewassmall.Mythickblackhairhadbeenrecentlycutshortintoanuntidystyle.Hernaturalblondehairflowedtoherwaistandlookedgreat.Iwas12andoneoftheoldestintheclasswhileshewas11andtheyoungest.Iwasawkwardandshy.Shewasn’t.Icouldn’tstandher,consideringhermyenemy.Butshelikedmeandwantedtomakefriendswithme.Oneday,sheinvitedmeoverandIsaidyes---Iwastooshockedtoansweranyotherway.Myfamilyhadmovedsixtimesinsixyears,andIhadnevermanagedtodevelopanyfriendships.Butthisgirlwhoworethelatestfashionswantedmetogohomewithherafterschool.Shelivedinafunpartoftownthathadtwopizzaplaces,anall-nightbookstore,amovietheaterandapark.Aswewalkedfromtheschoolbusstopthroughherneighborhood,triedtoguesswhichhousemightbehers.Wasitthewhiteonewiththeperfectlawnorthethree-storyhousewithafrontporch?Igotverysurprisedwhensheledmeintoanoldapartmentbuilding.Shelivedonthefourthfloorinatwo-roomplacewithhermother,herstepfather,hertwobrothersandhersister.Whenwegotintotheroomshesharedwithhersister,shetookoutabigcaseofBarbies,whichwasmynextsurprise.Ihadneverplayedwiththem.Wesatonthefloor,laughingaswemadeupcrazystoriesabouttheBarbies.Wefoundoutthatwebothwantedtobewriterswhenwewereolderandbothhadwildimaginations.Wehadagreattimethatafternoon.Lisawaslovedbythewholeneighborhood.Thebookstoreownerlentherfashionmagazines;themovietheatergaveherfreetickets...SoonIwasincludedinhermagicworld.Wesleptoverateachother’shousesandspenteveryfreemomenttogether.Lisa,myfirstrealfriendsincechildhood,helpedmegetthroughtheroughyearsofearlyadolescence(青春期)andtaughtmeanamazingthingaboutmakingfriends:yourworstenemycanturnouttobeyourbestfriend.1、InthepassagethewriterdescribedLisaasagir1whowas.A．awkwardandshyB．noisyandproudC．quietandlonelyD．fashionableandfriendly2、WhatdidthewriterlearnfromLisa?A．Howtoturntoherneighborhood.B．Howtodressandlookfashionable.C．Howtobecomeagoodwriter.D．Howtomakefriends.3、Fromthepassage,wecanseethatthroughherfriendshipwithLisa,thewriter.A．foundsheandLisahadalotincommonB．wasabletofitinathernewschoolwithLisa’shelpC．wasnotsoawkwardorshyasbeforeD．learnedmoreaboutfashionherself22．（8分）ThelastthingCaitlinHippwouldhaveexpectedasshepreparedtoturn28yearsoldwastobelivingathomewithherparents.Allshe’severwantedtodoistobecomeanelementaryschoolteacher.However,Hipphasrackedup(累計)$100,000(about0.67millionyuan)instudentloandebtandisn’tabletoearnenoughthroughworkingasapart-timeskatinginstructorandrestaurantservertoliveanywhereotherthanhome.Tosomedegree,multigenerationalhouseholdshavealwaysbeenapartofAmericanlife.However,thenumberofadultswhohavebeenmovingbackinwiththeirparentsorneverleavinghomeinthefirstplacehasbeengrowingsteadily.ThePewResearchCenterrecentlyreportedthat2016wasamilestoneintheevolvinglivingarrangementsofyoungadultsintheUS.Until2016,themostcommonlivingarrangementforyoungadultswastobelivingintheirownpropertyaspartofacouple.UBSFinancialServices,aSwissglobalfinancialservicescompany,releasedareportthatevensuggestsonereasonforthegrowingnumberofyoungadultsstilllivingathomecouldbethattheirfamilydoesn’twantthemtoleave.Thereportshowsthat74percentofmillennials(千禧一代)getsomekindoffinancialsupportfromtheirparentsaftercollege.Millennialsseetheirparentsaspeers,friendsandmentors（導師）.Inreturn,theirparentshappilyprovidefinancialsupportwellintoadulthood,helpingfundeverythingforthem.StuartHoffman,chiefeconomistforthePNCFinancialGroupintheUS,said“Althoughjobgrowthformillennialssince2014hasimproved,thatdoesn’tnecessarilymeanthatmillennialsarestartingtoflythenest,hesaid.“Theymaylikelivingathomeandbeingabletosavemoney.”Headded,“Whileithasheldbackhouseholdformationandpurchasesonthings,theyareprobablytravelingmoreandeatingoutmore.Idon’tknowifitrepresentsachangeinmoralvalues,it’smuchmorecommonforadultchildrentoliveintheirparent’shomesbecauseit’sbecomingpartoftheculture.”1、What’sthepurposeofCaitlinHipp’sstory?A．Toprovetheauthor’sview.B．Tointroducehersituation.C．Topresentthetopic.D．Tomakereadersrethinkabouttheproblem.2、Whatdoestheunderlinedpart(Paragraph1)probablyreferto?A．livewithparentsB．liveindependentlyC．stayathomeD．leavehome3、AccordingtoHoffman,whichofthefollowingistrue?A．Itisn’tnecessaryformillennialstoleavethenest.B．Theycanspendlessmoneyontheirdailylife.C．Moralvaluesarechanginggradually.D．Youngadultsarelivinginadifferentlifestyle.4、What’sthemainideaofthepassage?A．Whyisthenumberofthemillennialgrowingsteadily?B．Whyhasthepercentageofadultslivingwiththeirparentsbeenontherise?C．Whyareparentswillingtohelpfundforyoungadults?D．Whydomoreadultstreattheirparentsaspeers,friendsandguides?23．（8分）WhenpeoplefindoutthatIamajournalist,theyoftenaskme:Whatdoyouthinkaboutthefutureofnewspapers?ItellthemthatIthinkthefutureofcommunicationsismovingonline.Peopleexpectmetobefearfulforthefutureofprint.Afterall,insomepeople'smindsIwouldn'tbeabletobuildacareerinjournalismifitallmovesonline.However,strangelyenough,I’mactuallycomfortedbythefactthatonlinejournalismisbecomingusual.Iamabloggerwhohasalwaysbeenabletofindahomeformywritingonline.SinceIbeganwritingblogs,Ihavebecomeawareofhowmanypeopleyoucanreachwithonlinewriting.Comparethistothenewspaperscirculationbase,andyouwillhaveastrongreasonforonlinejournalism.InhersuccessfulblogposttitledTheJobIhavespentthelastyearlearningisnottheoneIwillhave,authorJennySuranestates,"Printisanexpensiveproducttolove.Andgeneralmanagers,publishersandeditorsmustnowfigureoutaprofitablewaytogettheirnewsintoreaders'heads.”Shegoesontostatethatpeopledon'tfeellikepickingupanewspapernowandwouldratherscroll(滾屏)throughtheirTwitterfeed,andgetnewsfrommanydifferentsources.Ifprintisdying,thenanewformofcommunicatinginformationisbeingborn.Theneedforinformationhasnotdied.Ifanything,ithasincreased.Whathasdied,rather,isthewayinwhichinformationispresented.Nowmorethanever,inthisageofinformation,thereisadesireforstoriesonthesametopicfromdifferentpointsofview.Theprintingindustrycankeeppatewiththeneedofprovidingavarietyofsources,ifitchoosesto.Isthefutureofprintgrim?Maybe,Butisthefutureofjournalismofcommunicatinginformationtopeople,grimaswell?Definitelynot.1、AccordingtoParagraph2,theauthorfeels.A．confidentaboutthefutureofhiscareerB．worriedaboutthefutureofprintC．tiredofbeinganewspaperjournalistD．embarrassedaboutonlinewriting2、WhatinformationisconveyedinJenny'sblogpost?,A．TwitterisnotverypopularB．ItishardtomanageonlinejournalismC．PrimstillhasitsadvantagesD．Peoplehavemorechoicestogetinformation3、Whatdoestheunderlinedword“grim”inthelastparagraphprobablymean?A．PromisingB．DepressingC．UnforgivingD．Encouraging4、Whatistheauthor’spurposeinwritingthetext?A．ToexplorethefutureofjournalismB．ToanalyzethecauseofprintdeclineC．ToexplainthebrightfutureofajournalistD．Tointroduceasuccessfulblogpostaboutprint24．（8分）Onthedaythetornadohit,therewasnoindicationofanycomingsevereweather.Thefirstalertmyhusband,JimmyandIgotcamearound9p.m.,fromsomescrollingtextontheTVJimmywaswatching.Heranupstairstofindmeinourthird-floorbedroom,andwechangedthechanneltoourlocalPensacola,Florida,station.Nosoonerhadwefoundcoverageofthetornadothanitwasontopofus.Thewindbegantoroar,thebonesofthehouseshook,andthepowerwentout.Weneedtoreachthestrongestplace—theclosetonthefirstfloor,whichiswedgedunderneathabrickstaircase.Ididn’tknowhoworifwewouldmakeitdownthesteps.Itfeltasiftherewerenofloorunderneathmeasthewindliftedmeoffmyfeet.Iheldthebanistertightlyandtriedtomoveforward,butthisintensepressureheldmeinplace,witheverythingrattlingandmoving.Aswereachedthelastflightofsteps,ourfrontdoorblewoutandthebackwallofthehousefollowedsuitandtoreoffintothedarknessoutside.BythetimeIreachedthecloset,thetornadohadbeenoverusforaboutaminute.Jimmypushedmedowntotheclosetfloor,buthecouldn’tgetinsidehimselfbecauseofthewind.IgraspedJimmy’sarm,tryingtobringJimmywiththenever-fully-shutdoor.IfIhadletgo,Jimmywouldhaveflownrightoutthebackofthehouseandintothebay.“Holdon!Holdon!”heyelled.Buttherewasnothinginthisclosettoholdonto.Allofasudden,Jimmyliftedoffhisfeetlikepeopleintornadoesdointhemovies.Ithoughthewasgone.Andtheneverythingstopped.Helandedonhisfeet.Inthosefirstquietmoments,Icouldn’tbelieveitwasover.Thestormlastedfourminutes.Inthattime,fourofthetwelvetownhousesinourunitwerecompletelydestroyed.Ofthehousesleftstanding,ourssufferedthemostdamage.Amazingly,noneofuswereseverelyinjuredandwedidn’tloseanyneighbor.1、Theoccurrenceofthetornadowasconfirmedthrough________.A．somescrollingtextB．thelocalPensacolaFloridastationC．arelativeD．observingthetopoftheirhouse2、Whycouldn’tJimmygetinside?A．Becausehehadtopushhiswife.B．Becausehehasrunoutofallthestrengths.C．Becausethedoordidn’tshut.D．Becausethewindwastoostrong.3、Whichwordcanbestdescribetheauthor’sfeelingduringthetornado?A．gratefulB．frightenedC．upsetD．unexpected4、Whatcanweinferformthepassage?A．Thetornadoestookplaceatmidnight.B．Peopleintornadoesliketoliftofftheirfeetinthemovie.C．Therewasabayinfrontofthecouple’shouse.D．Thedisastercausedpropertylossbutnodeath.25．（10分）Ourhomegalaxy(星系),theMilkyWay,makesforaprettyspacepicture,anditlooksnormalatadistance.Butanew3Dmaprevealsasurprise:_______________________________.TheMilkyWayisaspiral(漩渦型的)galaxy,inwhichstarsandgascloudsexistmainlyinitsspiral“arms”.Ourmassiveneighbor,theAndromedagalaxy(仙女座),isalsospiral.Spiralgalaxiesusuallyappearveryflatandeasytoseethroughatelescope,saidtheresearchers.Using1,339large,pulsating(脈沖的)starstomakea3DmapoftheMilkyWay,researchersdiscoveredinsteadthatthegalaxy’sdiskofstarsisincreasinglytwisting，mostlikelyduetothespinningofthedisk.Andthefartherthestarsarefromthecenter,themoretwisteditbecomes.Previously,astronomerssawevidenceofhydrogencloudsbecomingwarped(彎曲的)intheMilkyWay.Thisisn’tcompletelyabnormal,becauseastronomershavenoticedthesamepatternofprogressivelytwistingspiralsinaboutadozenothergalaxies.Butitdoeshelpthemmakemoresenseofourgalaxy.Becauseweliveinthisgalaxy,thatmakesithardertoobserve,anddustandstarlightmakeitevenmoredifficultwhenusingtelescopes.Tryingtodeterminewhatourgalacticcenterlookslikeissimilartotryingtofindthecenterofaforestyou’restandingin.“ItisextremelydifficulttodeterminedistancesfromtheSuntopartsoftheMilkyWay’soutergasdiskwithouthavingaclearideaofwhatthatdiskactuallylookslike,”leadstudyauthorXiaodianChenoftheChineseAcademyofSciencesinBeijingsaidinastatement.Fromafar,theMilkyWayappearslikeathinrotating(旋轉的)diskofstars,orbitingthecentereveryfewhundredmillionyears.Inthecenter,hundredsofbillionsofstarsanddarkmatterholdthegalaxytogether.Butasyoumovetowardtheoutermostreachesofthegalaxy,thegravitationalglueofthecenterfades.Intheouterdisk,thiskeepshydrogengasfrombeingrestricted,whichcontributestoanS-shapedwarping.“Somewhattooursurprise,wefoundthatin3Dourcollectionof1339starsandtheMilkyWay’sgasdiskfolloweachotherclosely.Thisoffersnewinsightsintotheformationofourhomegalaxy,”RicharddeGrijs,seniorstudyco-authorandprofessoratMacquarieUniversity’sDepartmentofPhysicsandAstronomy,saidinastatement.“Perhapsmoreimportantly,intheMilkyWay’souterregions,wefoundthattheS-likestellar(星的)diskiswarpedinaprogressivelyTwistedspiralpattern.”Sothemassiveinnerdisk’srotationalforcecausestheouterdisktowarp,theresearchersconcluded.“Thisresearchprovidesacrucialupdatedmapforstudiesofourgalaxy’sstellarmotionsandtheoriginsoftheMilkyWay,”saidLicaiDeng,co-authorandseniorresearcherattheChineseAcademyofSciences,inastatement.1、Whichofthefollowingmightbethemissingsentenceinthefirstparagraph?A．TheMilkyWayisbeingwarpedandtwistedbyitsstars.B．TheMilkyWayisspiralandorbitingitselfallthetime.C．Theformationofourhomegalaxyisduetotheforceofgravity.D．TheoriginoftheMilkyWayliesinitsrotationalforce.2、Whatdoestheunderlined“this”referto?A．theMilkyWay B．thegravitationalglueC．thefadingofgravity D．theoutermostreachofthegalaxy3、Whichofthefollowingistrueaccordingtothepassage?A．Thegalaxyweliveinisuniqueforitsspecialspirals.B．ThestarsinthecenteroftheMilkyWayaremoretwisted.C．Thedistancefromthesuntootherstarsisalreadyknowntoscientists.D．TherotationofitsinnercenterforcestheMilkyWaytotwist.4、Whatisthesignificanceofthisfinding?A．ItrevealswhytheMilkyWayisaflatandspiralgalaxy.B．Itleadstoabreakthroughofusing3Dtechnologyinspaceresearch.C．ItprovesapreviouswayofobservingtheMilkyWaywhilewearelivinginit.D．ItcontributestoourknowledgeabouttheMilkyWay.第三部分語言知識運用（共兩節(jié)）第一節(jié)（每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個選項中，選出可以填入空白處的最佳選項．26．（30分）第二節(jié) 完形填空（共20小題，每小題1.5分，滿分30分）Oncetherewasaverybrilliant,creativeandeducatedman.Hegainedmuch36whiletravelingthroughouttheworld.Unfortunatelyhelosthislegsandleftarminatragicaccident,leavingonlyafingerandthumbonhisrighthand.Hebecameso37thathewasafraidhewouldspendhislife38andwouldnolongerbeabletousehislifeina(n)39way.Oneday,herememberedhowhehadalwayslovedgetting40.Herealizedthathestillhadpartial41ofhisrighthandandcouldwritewith42.Then,hehadanidea.“Whynotwritetootherpeoplewhoneedencouragement?”He43wherehecouldfindthosewhocouldbeencouragediftheyreadhisletters.Hethoughtofpeoplein44.Manyofthemhadhopeofregainingtheir45.Otherswouldkeepfeelingdepressedandremainputawayfortherestoftheirlives.Hedecidedthathemusttryto46them.Sohewrotetoaprisonministryaboutsendingletterstotheprisoners.Theprisonministerrepliedthatwritingtotheprisonerswouldbe47.However,itwouldbeagainstprisonrulesfortheprisonerstowriteback.48withtheintention,themanbegansending49messagesofGod’slove,hope,strength,andencouragement.Hewrotetwiceaweek,testinghisstrengthandabilitytothe50.Hepouredhisheartandsoulintohiswords,51hisexperience,senseofhumor,optimism,andfaith.Itwasdifficulttowritethoseletters,especiallywithouthopeofany52.Frequently,hefeltdiscouraged,wonderingifanyone53readhisletters.However,thiswashis54chance，sohedeterminedtocontinue.Atlast,hereceivedaletterfromtheprisonofficer,whichsaid,“Pleasewriteonthebestpaperyoucanafford.Yourlettersarepassedfromcell(牢房)tocelluntiltheyalmostfallto55!”Weallhaveuniqueexperiences,abilitiesandtalents.Wecandiscoverwaystoreachothersinneedofencouragementandstrength.36.A．wealth B．faith C．experience D．confidence37.A．depressed B．embarrassed C．ashamed D．thrilled38.A．writing B．suffering C．weeping D．wandering39.A．abnormal B．regular C．comfortable D．meaningful40.A．presents B．e-mails C．letters D．prizes41.A．sense B．strength C．shape D．function42.A．affection B．caution C．difficulty D．confidence43.A．estimated B．doubted C．assumed D．wondered44.A．hospitals B．churches C．prisons D．charities45.A．families B．letters C．freedom D．conscience46.A．release B．reach C．defend D．know47.A．acceptable B．reasonable C．prohibited D．considered48.A．Faced B．Filled C．Satisfied D．Impressed49.A．holy B．daily C．one-way D．round-way50.A．point B．worst C．degree D．limit51.A．sharing B．learning C．gaining D．enriching52.A．success B．reply C．help D．progress53.A．curiously B．patiently C．carefully D．actually54.A．only B．better C．extra D．lost55.A．ruin B．pieces C．theground D．thebottom第二節(jié)（每小題1.5分，滿分15分）閱讀下面材料，在空白處填入1個適當的單詞或括號內單詞的正確形式。27．（15分）Theratioofoverweightpeople1．participatedinasurveyincreasedfrom29%in2012to31.5%in2016,and2．numberofhighlyoverweightpeople3．(rise)to550,000,creatingaseriousheadachefor4．(medicine)services.Theincreaseofhighlyoverweightpeoplewas5．(particular)sharpamongthoseintheir20s.Thenumberscamefromastudyofphysicalexaminations6．(publish)bytheHealthInsuranceService.Accordingtothesurvey,thehighlyobesity(肥胖)rateamongyoungpeoplecanbearesultoftheir7．(addict)tosaltintakeandsoftdrinksfromchildhood.Eatingtoomuchsaltyfoodisconsidered8．amainfactorleadingtohealthproblems.Besides,drinkingsoftdrinksisalsotoblamebecauseitmakespeoplemorelikely9．(gain)weight.Theresultmayaffectthenewlifestyleofthosepeople.Cuttingdownonsaltcanbehard,10．repeatedtrainingtopreferlesssaltyfoodisnecessary.Startbyaddinghalfasmuchsalttoyourdinnerasyounormallydo.第四部分寫作（共兩節(jié)）第一節(jié)短文改錯（滿分10分）28．（10分）假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文。文中共有10處語言錯誤，每句中最多有兩處。每處錯誤僅涉及一個單詞的增加、刪除或修改。增加：在缺詞處加一個漏字符號（∧），并在其下面寫出該加的詞。刪除：把多余的詞用斜線（＼）劃掉。修改：在錯的詞下劃一橫線，并在該詞下面寫出修改后的詞。注意：1.每處錯誤及其修改均限一詞。2.只允許修改10處，多者（從第11處起）不計分。WhenIwasakid,theverythingthatarousedmyinterestaboutNewYear’sEvewastryingtostaywakeuntilmidnight.Myparentsdidn’tforcemetogotob