廣東省深圳市羅湖區(qū)羅湖外國語學(xué)校2025屆英語高三第一學(xué)期期末統(tǒng)考模擬試題含解析

廣東省深圳市羅湖區(qū)羅湖外國語學(xué)校2025屆英語高三第一學(xué)期期末統(tǒng)考模擬試題注意事項(xiàng)1．考試結(jié)束后，請將本試卷和答題卡一并交回．2．答題前，請務(wù)必將自己的姓名、準(zhǔn)考證號用0．5毫米黑色墨水的簽字筆填寫在試卷及答題卡的規(guī)定位置．3．請認(rèn)真核對監(jiān)考員在答題卡上所粘貼的條形碼上的姓名、準(zhǔn)考證號與本人是否相符．4．作答選擇題，必須用2B鉛筆將答題卡上對應(yīng)選項(xiàng)的方框涂滿、涂黑；如需改動，請用橡皮擦干凈后，再選涂其他答案．作答非選擇題，必須用05毫米黑色墨水的簽字筆在答題卡上的指定位置作答，在其他位置作答一律無效．5．如需作圖，須用2B鉛筆繪、寫清楚，線條、符號等須加黑、加粗．第一部分（共20小題，每小題1.5分，滿分30分）1．Salesdirectorisaposition_______communicationabilityisjustasimportantassaleskills.A．which B．thatC．when D．where2．—Whataboutwatchingaballetshowthisevening?—Thanksforinvitingme,butballetisn’treally______.A．theappleofmyeye B．myfeetofclayC．mycupoftea D．thesaltoftheearth3．Thefollowing________________chosenasthecandidatesofthecompetition.A．is B．a(chǎn)reC．has D．have4．WhethertofavorurbandevelopmentorthepreservationofhistoricalsitesisespeciallycontroversialinChina,wherethereexistsrichhistory,diversifiedtraditionandcultural________.A．surplus B．deposits C．a(chǎn)ccounts D．receipts5．—WillittakemelongtogettotheSunshineHotel?—No,it______takeyoulong.It’snottherushhournow.A．shouldn’t B．shan’tC．mustn’t D．needn’t6．Thesteamboatwasfullyfurnishedwithlifepreservers.Thepassengersmightbesaved__________accidents.A．inspiteof B．insteadofC．incaseof D．inplaceof7．YesterdayItookmycartothegaragetohavethem________theair-conditioner.A．tocheck B．checking C．checked D．check8．—Jenny，howdidyourmathexamgo?—IthoughtI________，butinfactIcameinthetop10%intheclass.A．mighthavefailed B．couldn’thavefailed C．shouldhavefailed D．mustn’thavefailed9．—Didyouenjoytheparty?—Yes.We___________wellbyourhosts.A．weretreated B．wouldbetreatedC．treated D．hadtreated10．Thinkcarefullybeforeyouanswerquestionsonline.Youmaybe______intogivingawayveryimportantpersonalinformation.A．caught B．a(chǎn)ddictedC．seized D．trapped11．Soabsorbed________inheryogaexercisesthatshetooknonoticeoftheheavyrainoutside.A．Marywas B．MaryhasbeenC．wasMary D．hasMarybeen12．—DoyouknowwhatEUstandsfor,Tommy?—Sure．ItstandsfortheEuropeanUnion,______Europeanpoliticalandeconomicorganizationthatencouragestradeandfriendshipbetween______countriesthataremembers．A．a(chǎn)n;the B．a(chǎn);the C．the;/ D．a(chǎn)n;/13．--Mum,Idon’tthinkIamqualifiedenoughtodothis.--Honey,beconfident!Youshouldknowitis____amanthinksofhimself___reallydetermineshisfate.A．that;thatB．how;thatC．what;thatD．how;that14．TheInternetissomuchapartofourculturethatitaffectsourlivesbyactingasa______forface-to-facecontacts.A．preferenceB．motivationC．substituteD．guideline15．Thepoliceareinvestigatingthecompany,threeof________managershavealreadybeenarrested.A．whose B．thatC．which D．where16．—Sir,I’mlatebecausemycarbrokedownontheway.—________.I’vehadenoughofyourexcuses.A．Cutitout B．Suityourself C．Youcan’tbeserious D．Itmakessense17．---Hi,Johnson,anyideawhereSusanis?---Itisclasstime,soshe__________intheclassroomnow.A．canbe B．musthavebeenC．mighthavebeen D．shouldbe18．It'salwaysagoodideatohaveasecondkeysomewhere________youlosethefirstone.A．incase B．nowthatC．eventhough D．a(chǎn)slongas19．—Whathasmadehiminsuchhighspiritsrecently?—_____byhisteacherforsucceedingpassingtheexam.A．BeingpraisedB．PraisedC．HavingpraisedD．Topraise20．He________whethertosetasidetheminordifferences，thenhedid．A．debated B．predictedC．plotted D．calculated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(xiàng)中，選出最佳選項(xiàng)。21．（6分）Itwasathercompany’sannualpicnicthatmymothermetmyfather,andhewalkedherhome.Thenextweek,fromhishomeinChicago,hesentherapostcard:Remembermeplease.Dobecallingyouoneofthesedays.—David.Shestillhasthatpostcard.Iamnotsurewhatmadehersave.Thoughhealreadyhadhisheartsetonher,shehadn'tchosenhimyet,atleastnotconsciously.Myfather,asalesmanforabigelectronicscompany,oftentolduswhileweweregrowingup,itwasblindluckthathewasatthepicnicthatday.HewasintowntomeetwithclientsandhappenedtostopbythebranchofficethatSaturdaymorningtomakeacall.Itwasthemanagerofalocalradiostationwheremymotherworkedasawriter.“Dave!Gladyou’reintown!”hesaid,andinvitedhimtocomerightovertotheirannualpicnic.Latermymotherdatedhimwhenhewasintown.Eventually,onenightafewmonthslater,shewokehermotherandtoldhershewasgoingtomarryDave.Afewmonthsafterthewedding,myfatherwastransferredeast.TheysettledinNewYork,inthehousewhereIgrewup.SometimesIthinkhowtimegetsustogetherandputsusinacertainplacewherewe’refacedwithoneoptionoranother.Weleavebehindwhileotherslivebythechoicewemade.Wecouldhavelivedfullofdifferentpassionsandjoys,differentproblemsanddisappointments.Sometimes,particularlywhenIcamehomelatetoasleepinghouse,myhusbandanddaughtercurledaroundeachother.Ithinkabouttheliveswewouldnothavehadifchoiceshadbroughtustoadifferentplace.AndItrembleatthethoughtthatImighthavemissedthislife,thisman,thischild,thislove.1、Accordingtothetext,wheredidtheauthor’sparentscomeacross?A．Attheauthor’shome.B．Atalocalradiostation.C．Atherfather’scompany’spicnic.D．Athermother’scompany’spicnic.2、Itcanbeinferredfromthetextthat________.A．theauthor’sfatherdidn’tlikehermotherB．theauthor’smotheralwaysmaderightdecisionsC．theauthordidn’tbelievehermotherD．theauthor’smotherhadn’tdecidedtomarryherfatheratfirst3、Beforemeetingtheauthor'sfather,hermotherwas________.A．a(chǎn)writerB．a(chǎn)managerC．a(chǎn)teacherD．a(chǎn)saleswoman4、Whatdoweknowabouttheauthor?A．Shevaluesherlifenow.B．Timemakesherlifenowperfect.C．Sheistiredofherlifenow.D．Herlifenowfacesproblemsanddisappointments.22．（8分）Whenyoueatoutinarestaurant,itisnotunusualtohearpeopleyelling,“Letmegetthisone!”andsometimesseethempushingorarmwrestlingtofightfortheprivilegeofpayingthebill.Thesefightsareoftenveryloudandactive.Eachpersoninvolvedshowsanhonestdesiretopickupthebill,andintheend,allthepeopleatthetablegivethewinnerpraiseandgratitude.Infact,figuringoutwhowillgetthebillisalwaysaheadacheforChinesepeopleatformalmeals.Althoughthepeoplehostingthemealareverylikelytopaythecheck,itisacommonpracticetomakeatoken(象征性的)efforttopaythebill,butyouwillembarrassthemifyoudoendupactuallychippingin(湊)somecash.Inrecentyears,goingDutchhasbeenacceptedbymanyyoungpeople.Butoldergenerationswhofear“l(fā)osingface”stillfinditembarrassingandmeantocalculateeachperson’sshareofthebill.AstravelguidebrandLonelyPlanetnoted,itisconsidered.“theheightofunsophistication(不懂人情世故)”。Butthesedays,thankstodigitalpaymentapps,splittingthebillelectronicallyisbecomingawidely-acceptedidea.Evenpeoplefromoldergenerationswouldliketodoso.ByscanningaQRcodeandpayingtheirshareviasocialnetworkingtoolWeChatande-commerceappAlipayontheirsmartphonesinoneeasyclick,urbanChinesearefindingiteasiertosavethemtheembarrassmentoffiguringouteachperson’spaymentwhentheyorderameal.“ThisfunctionhasmadegoingDutchlesstroubleandmorefuninChina”,CNNnoted.“Becauseoftheirconvenience,manyofusareneverwithoutourphones.Andperson-to-personmobilepaymentservicesareincrediblyeasytouseandsavethetroubleofdealingwithchange,”saidan18-year-oldstudentinChina.“Youcanalsoleavefunnynotesusingemoji(表情符號)likeabowlofriceoracupofteatodescribeamealthatyouhaveshared.”1、Whatisthepassagemainlyabout?A．TheChinesetraditionofdiningoutwithfriends.B．AnewtrendofsplittingthebillinChina.C．Howsocialnetworkingtoolshaveinfluencedourdailylives.D．WhypeopleinChinaargueoverwhopaysthebillwhendiningout.2、Splittingthebillatformalmealswasconsideredtobea(an)______task.A．hard B．easyC．exciting D．funny3、ManyChinesepeoplemakeatokenefforttopaythebillbecause______.A．theydon’twanttobeconsideredunsophisticatedB．theywantpraiseandgratitudefromtheirfriendsC．theyconsideritanhonortohostthemealandpaythebillD．theyfindithardtoworkouthowmucheachpersonneedstopay4、Theunderlinedphrase“goingDutch”(inParagraph4)probablymeans______.A．figuringoutthetotalpaymentB．takingturnstopaythebillC．fightingfortheprivilegeofpayingthebillD．eachpersonpayingtheirownexpenses5、Accordingtothepassage,whichisNOTtheadvantageofusingdigitalpaymentappstosplitthebill?A．They’reeasiertouseandmoreinteresting.B．Theysavethetroubleofdealingwithchange.C．Theymakeiteasiertofigureouthowmuchmoneyeachpersonhastopay.D．Theymakepeoplelessembarrassedtosplitthebill.23．（8分）Therearetwotypesofpeopleintheworld.Althoughtheyhaveequaldegreeofhealthandwealthandothercomfortsoflife,onebecomeshappy,theotherbecomesunhappy.Thisarisesfromthedifferentwaysinwhichtheyconsiderthings,persons,eventsandtheresultingeffectsupontheirminds.Peoplewhoaretobehappyfixtheirattentionontheconvenienceofthings.Thepleasantpartsofconversation,thewellprepareddishes,thegoodnessofthewine,thefineweather.Theyenjoyallthecheerfulthings.Thosewhoaretobeunhappythinkandspeakonlyoftheoppositethings.Therefore,theyarecontinuallydissatisfied.Bytheirremarks,theysourthepleasureofsociety,offend（hurt）manypeople,andmakethemselvesdisagreeableeverywhere.Ifthisturnofmindwasfoundedinnature,suchunhappypersonswouldbethemoretobepitied.Theintentionofcriticizingandbeingdislikedisperhapstakenupbyimitation.Itgrowsintoahabit,unknowntoitspossessors.Thehabitmaybestrong,butitmaybecuredwhenthosewhohaveitrealizeitsbadeffectsontheirinterestsandtastes.Ihopethislittlewarningmaybeofservicetothem,andhelpthemchangethishabit.Althoughinfactitischieflyanactoftheimagination,ithasseriousresultsinlifesinceitbringsondeepsorrowandbadluck.Thosepeopleoffendmanyothers;nobodylovesthem,andnoonetreatsthemwithmorethanthemostcommonpolitenessandrespect.Thisfrequentlyputstheminbadtemperanddrawsthemintoarguments.Iftheyaimatgettingsomeadvantagesinsocialpositionorfortune,nobodywishesthemsuccess.Norwillanyonestartasteporspeakawordtofavortheirhopes.Iftheybringonthemselvespublicobjections,noonewilldefendorexcusethem,andmanywilljointocriticizetheirwrongdoings.Theyshouldchangethisbadhabitandbepleasedwithwhatispleasing,withoutworryingneedlesslyaboutthemselvesandothers.Iftheydonot,itwillbegoodforotherstoavoidanycontactwiththem.Otherwise,itcanbedisagreeableandsometimesveryinconvenient,especiallywhenonebecomesmixedupintheirquarrels.1、Theunderlinedphrase“sourthepleasureofsociety”inPara.2mostnearlymeans_____.A．haveagoodtastewithsociallife B．makeothersunhappyC．tendtoscoldothersopenly D．enjoythepleasureoflife2、Wecanconcludefromthepassagethat________.A．weshouldpityallsuchunhappypeopleB．suchunhappypeoplearedangeroustosociallifeC．unhappypeoplecannotunderstandhappypersonsD．peoplecangetridofthehabitofunhappiness3、Ifsuchunhappypersonsinsistonkeepingthehabit,theauthorsuggeststhatpeopleshould________.A．preventanycommunicationwiththemB．shownorespectandpolitenesstothemC．persuadethemtorecognizethebadeffectsD．quarrelwiththemuntiltheyrealizethemistakes4、Inthispassage,thewritermainly________.A．describestwotypesofpeople B．laughsattheunhappypeopleC．suggestswaystohelpunhappypeople D．tellspeoplehowtobehappyinlife24．（8分）ArobotcalledBina48hassuccessfullytakenacourseinthephilosophyofloveatNotreDamedeNamurUniversity(NDNU),inCalifornia.AccordingtocourseinstructorWilliamBarry,associateprofessoratNDNU,Bina48istheworld’sfirstsociallyadvancedrobottocompleteacollegecourse,afeathedescribedas“remarkable.”Therobottookpartinclassdiscussions,gaveapresentationwithastudentpartnerandparticipatedinadebatewithstudentsfromanotherinstitution.Beforebecomingastudent,Bina48appearedasaguestspeakerinBarrysclassesforseveralyears.OnedaywhenaddressingBarry’sclass,Bina48expressedadesiretogocollege,adesirethatBarryandhisstudentsenthusiasticallysupported.RatherthanenrollBina48inhisRobotEthics:PhilosophyofEmergingTechnologiescourse,BarrysuggestedthatBina48shouldtakehiscoursePhilosophyofLoveinstead.LoveisaconceptBina48doesn’tunderstand,saidBarry.ThereforethechallengewouldbeforBarryandhisstudentstoteachBina48whatloveis.“Someinterestingthingshappenedintheclass,”saidBarry.HesaidthathisstudentsthoughtitwouldbestraightforwardtoteachBina48aboutlove,which,afterall,is“fairlysimple—it’safeeling,”saidBarry.Buttherealitywasdifferent.Bina48endeduplearning“31differentversionsoflove,”saidBarry,highlightingsomeofthechallengeshumansmayfacewhenworkingartificialintelligenceinfuture.Bina48participatedinclassdiscussionsviaSkypeandalsotookpartinaclassdebateaboutloveandconflictwithstudentsfromWestPoint.Bina48’scontributiontothedebatewasfilmedandpostedonYouTube.ItwasjudgedthatBina48andNDNUclassmateswerethewinnersofthisdebate.Inthenextdecade,BarryhopesBina48mightbecomecomplexenoughtoteachaclass,thoughhesaysheforeseesrobotsbeingusedtobettertheteachingandlearningexperience,ratherthanreplacinginstructorscompletely.1、（小題1）WhatwasBina48’sperformancelikeinclass?A．Extraordinary.B．Insignificant.C．Far-reaching.D．Unattractive.2、（小題2）Whatdoestheunderlinedword“addressing”inparagraph3probablymean?A．Dealingwith.B．Consultingwith.C．Givingaspeechto.D．Sendingaletterto.3、（小題3）Whatcanwelearnfromthepassage?A．ItwasinterestingforBina48tolearnaboutlove.B．ItwasquitetoughforBina48tolearnaboutlove.C．Artificialintelligencemaysomehowbesuperiortoman.D．Humanscanlaunchachallengetoartificialintelligence.4、（小題4）WhatdoesBarrythinkofthefuturedevelopmentofBina48?A．Itwillsurelybeabletoserveasateacher.B．Itwillbeabletopromotelearningandteaching.C．Itwillcompletelytaketheplaceofinstructors.D．Itwillbesmartenoughtocontrolhumanbeings.25．（10分）KieronGrahamhasknownfromayoungagethathewasadopted.Whileheloveshisadoptivefamily,hehasalwayswonderedabouthisbirthmotherandbrother.WhenhisadoptivemomgavehimaDNAtesttool,theybothhopeditmightleadtohisbirthfamily.Butneitherguesseditwouldworksoquickly,orthatwhenitdid,Grahamwouldlearnheandhislong-lostbrothermayhavecrossedpathseveryday.IttookjustoneweekfromthetimeGraham,acollegestudentatGeorgia'sKennesawStateUniversity,receivedhisDNAresultsonAforhimtoconnectwithhisbrother.Graham'sDNAresultsshowedthathisclosestmatchwasamannamedVincentGhant,anditturnedoutGhantlivedjustafewminutesaway.Grahamreachedoutandlearnedthatthetwowereinfactlong-lostbrothers.Theirmother,ShawnGhant,madethedifficultdecisiontoplaceKieroninadoptivecarewhenhewasjustababy.Andshehasworriedandwonderedaboutheryoungestsoneversince.Grahamhassincebeenreunitedwithhismotherandbothofhisbrothersonhismother'sside.“It’sallsurreal(離奇的),toomanyemotionstodescribeexactlywhatI’mfeelingabouttheentiresituation,butit’sagoodsituation,”GrahamtellsMNN.Asfatewouldhaveit,KieronandVincentarebothstudentsatKennesawState.Theyevenhavethesamemajor:politicalscience.Soit'sasafebetthetwocrossedpathsmanytimesoverthepastthreeyears.Andnow,thankstosomeDNAsleuthing(篩查),thetwowillcrosspathsmanymoretimesintheyearstocome.“We’regettingtogetheronChristmaswitheveryone,birthmotherincluded,”Grahamsays.“That'ssuretobeaveryindelibleChristmasindeed,whichwillalwaysbetreasuredbyus.”1、Accordingtothepassage,Graham___________.A．isquitefamiliarwithhisbirthfamilyB．reliedonawebsitetofindhisbirthfamilyC．happenstobeworkinginAD．isstudyingengineeringinthestateuniversity2、Whatcanweinferfromthethirdparagraph?A．ItwashardforShawntoplacehersoninadoptivecare.B．Grahamhasthreeadoptivebrothersonhismother’sside.C．Itwastoodifficultforthewholefamilytogetunited.D．ShawnGhantlovesheroldersonsmore.3、WhatdoesGrahamprobablythinkofhisexperience?A．Unbelievableandexciting. B．Surprisingbutcommon.C．Undoubtedandinspiring. D．Movingbutpainful.4、Whatdoestheunderlinedword“indelible”inthelastparagraphmean?A．Normal. B．Silent. C．Traditional. D．Unforgettable.第三部分語言知識運(yùn)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(xiàng)中，選出可以填入空白處的最佳選項(xiàng)．26．（30分）Weexperiencedandunusualweekendlastmonth!Earlyinthemorning,wewenttothecountryandspentawholedaywildflowers.thecarfullofweweregoinghome.Onourwayback,mywifeabookshelfoutsideafurnitureshop.“Buyit,”mywifesaidatonce.“We’llithomeontheroof-rack（車頂架）.I’vealwayswantedonelikethat.”Tenminutes,wewerebackwiththebookshelfintheflowersontheroof.InthegatheringdarknessIdrove.Otherdriversseemedunusuallythatevening.Theevenstoppedtraffictoletusthrough.Ihadthoughtcarryingfurniturewasagoodidea.Afteratimemywifesaid,“There’salonglineofcars.Whydon’ttheyovertake（超車）,Iwonder?”Justatthattimeapolicecardid.Thetwoofficersinsidelookedatusseriouslytheypassed.Butthen,withakindsmiletheyaskedustotheircarthroughthebusytraffic.Thepolicecarstoppedatourvillagechurch.Oneofthecametome.“Right,sir,”hesaid,“Doyouneedanymorehelp?”Iwasabit.“Thanks,officer,”Isaid.“Youhavebeenverykind.”Hewasstaringatourcar,firstattheflowers,thenatthebookshelf.“Well,well,”hesaid,.“It’sabookshelfyou’vegotthere!Wethoughtitwassomethingelse.”Mywifebegantolaugh.SuddenlyIunderstoodthepolicedrovehere.Thetruthme.Ismiledattheofficer,“Yes,it’sabookshelf,thanksagain.”ThenIhomeasfastasIcould.1、A．growingB．pickingC．buyingD．selling2、A．ForB．AsC．WithoutD．With3、A．booksB．flowersC．fruitsD．vegetables4、A．noticedB．heardC．watchedD．felt5、A．postB．carryC．sendD．hold6、A．beforeB．a(chǎn)fterC．laterD．a(chǎn)go7、A．quicklyB．quietlyC．carelesslyD．slowly8、A．politeB．worriedC．rudeD．frightened9、A．driversB．policeC．cleanersD．villagers10、A．behindB．a(chǎn)headC．besideD．a(chǎn)long11、A．goB．stopC．overtakeD．a(chǎn)rrive12、A．whileB．a(chǎn)fterC．a(chǎn)sD．before13、A．takeB．followC．moveD．push14、A．officersB．passers-byC．driversD．ministers15、A．puzzledB．excitedC．depressedD．delighted16、A．coughingB．laughingC．cryingD．shouting17、A．howB．whatC．whoD．why18、A．pleasedB．fooledC．interestedD．hit19、A．soB．butC．a(chǎn)ndD．or20、A．droveB．walkedC．flewD．left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(dāng)?shù)膯卧~或括號內(nèi)單詞的正確形式。27．（15分）WhenJoewasabouttostartschool,allsignspointedtosuccess.Yetthingsturnedout1．(be)quitedisappointing.Thefourthgradeevenfoundhimatthebottomoftheclass.Joestruggleddayandnight,but2．madehimupsetwasthatitdidnotwork—untilonestormyafternoon.Onthatafternoon,asthemathteacherstartedtointroducedifficultconcepts,darkcloudscoveredthesky,andthestormsetin.3．shetriedtomakethekidsconcentrate,thethunderwonthebattlefortheirattention.Noonegraspedtheconcepts.ExceptforJoe.Heunderstoodthemandansweredallthequestionscorrectly.Theteacherpattedhimonthebackandtoldhimtogoaroundtotheothersandexplainhowhe4．(manage)it.5．(encourage)byhisnewfoundsuccess,Joemovedquicklythroughouttheroom.Soonmathtime6．(follow)bythetimeforart.Allchildren7．(natural)drewdarkpicturesonsuchaday.ExceptforJoe.Sincethen,Joestartedimproving.Thoughhenevermade8．tothetop,hismathteacherwasalwayscuriousaboutthe9．(amaze)change:WhyhadthatstormydaychangedJoe?OnthedayJoegraduated,hepresentedtheteacherwithhismostfamiliar10．(possess)—thepictureofbrightyellowsun.OnthepictureJoehadwritten:ThisisthedayIwokeuptomybrightness.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短文。短文中共有10處錯誤，每句中最多有兩處。錯誤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（∧），并在此符號下面寫出該加的詞。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僅限一詞；2、只允許修改10處，多者（從第11處起）不計(jì)分。Oncetherehadawoodenpagoda（塔）inmyvillage、Ithadahistoryofovereighthundredsyears、Itwassuchbeautifulandfamousthatmanytouristscametovisititeveryyear、Theytookphotos,writedo