西藏日喀則市南木林中學(xué)2025屆高三一輪復(fù)習(xí)一測英語試題含解析

西藏日喀則市南木林中學(xué)2025屆高三一輪復(fù)習(xí)一測英語試題注意事項(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(dòng)，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．Wehavetimeandagain____ourpositiononTaiwanissue!Whateverhappens,wewon’tchangeit!A．explained B．clarified C．introduced D．concluded2．Butforyourhelp,I__________theworkontime.IreallydonotknowhowIcanthankyouenough.A．wouldn'tfinish B．hadn'tfinishedC．wouldn'thavefinished D．won'thavefinished3．I'llhaveallofthereadingsbytheendofthistermifmyplangoeswell.A．completing B．tocompleteC．completed D．beingcompleted4．Althoughvaluesmaybe____,it’shelpfultosharethemwithyourpartnerforadditionalsupport.A．terminalB．personalC．crucialD．practical5．—WhendidTomcometoQingdao？—ItwasinJuly，2006andheatripinChinawithhisparentsatthattime.A．wouldtake B．hadtakenC．wastaking D．hadbeentaking6．—HaveyouseenJiangWen’smovieLettheBulletsFlyrecently?—Yes.Iittwicelastweek,Athomeandinthetheatre.A．hadenjoyed B．enjoyed C．haveenjoyed D．wasenjoying7．Weclimbeduptothetopofahill,___________wegotagoodviewofthewholeforestpark.A．which B．whereC．when D．that8．Heissuchanunselfishman.Youcannothelpbut________him.A．respectB．torespectC．neglectD．toneglect9．Wasitatthebeginning_____youmadethepromise____youwoulddoalltohelpmakeit?A．that;that B．when;thatC．that;when D．when;when10．Ilikesuchhouseswithbeautifulgardensinfront,butIdon’thaveenoughmoneytobuy.A．it B．one C．that D．this11．Franklyspeaking,IamnotsurewhetherI________thisintheolddayswiththatkindofequipment,whichlooksquiteoddandridiculous.A．shouldhavedone B．needhavedone C．wouldhavedone D．musthavedone12．SometimesIactasalisteningearforfellowstudents________whatisbotheringthem.A．totalkover B．talkedoverC．talkover D．havingtalkedover13．—______yousinganddanceatthislatehourofthenight?—Sorry,Iwillstoprightnow.A．May B．ShallC．Will D．Must14．—ThemovieLalalandisawesome.It’sreallyapitythatyoudidn’tmakeit.—Sorry,I________.Iwastoobusythen.A．didn’tB．didC．wouldn’tD．would15．IthoughtFatherwouldbebetter,but______itis,heisgettingworse,whichmakesmemoreworried.A．before B．a(chǎn)s C．because D．a(chǎn)fter16．_____thatitwassoldoutwhenitcameout. A．Sowashersuccessfulbook B．Sosuccessfulwasherbook C．Soherbookwassuccessful D．Sosuccessfulherbookwas17．Smoking______inthekitcheninmyhouse.A．doesn’tallowB．didn’tallowC．isn’tallowedD．won’tallow18．—Ibelieveitistheonlysolutiontothisproblem.—That’sdebatable,Ithink.Icanfiveothersolutionsasgoodasthat.A．comeupwith B．makeupwith C．liveupwith D．keepupwith19．Whilestudying,fixyourmindonwhatisreallyimportant,oryouwill_____rememberingnothing.A．endup B．takeupC．leadto D．stickto20．Backwardsomewhattechnologically________weareforthemoment,wehaveconfidenceinourabilitytocatchupintime.A．a(chǎn)lthoughB．ifC．a(chǎn)sD．once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(gè)選項(xiàng)中，選出最佳選項(xiàng)。21．（6分）Thesedayseveryoneisworriedaboutthesizeoftheircarbonfootprint.Inordertoreduceglobalwarming,weneedtomakeourcarbonfootprintssmaller.ButhowmuchCOareweresponsiblefor?AnewbookbyMikeBerners-Lee(aleadingexpertincarbonfoot-printing)mightbeabletohelp.TheCarbonFootprintofEverythinglooksatthedifferentthingswedoandbuy,andcalculatestheamountofCO2theyproduce,includingtheingredients,theelectricity,theequipment,thetransportandthepackaging.Andit’sfrighteninghowmuchcarbondioxideeverythingproduces.Butallofthiscanhelpusdecidewhichbeertodrink.FromBerners-Lee’scalculations,it’sclearthatapint(568ml)oflocally-brewed(釀制的)beerhasasmallercarbonfootprintthanabottleofimportedbeer.Thisisbecausetheimportedbeerhasbeentransportedfromfaraway,anditusesmorepackaging.Thelocalbeeronlyproduces300gofCO2-buttheimportedbeerproduces900g!So,onepintoflocalbeerisbetterfortheenvironmentthanthreecansofcheapforeignbeerfromthesupermarket.Berners-Leehasevencalculatedthecarbonfootprintofcyclingtowork.Nothingismoreenvironmentally-friendlythanridingabike,surely?Well,itdependsonwhatyou’vehadtoeatbefore.Torideabikeweneedenergyandforenergyweneedfood.So,ifweeatabananaandthenrideakilometerandahalf,ourfootprintis65gofCO2.However,ifweeatbaconbeforethebikeride,it’s200g.Infact,bananasaregoodingeneralbecausetheydon’tneedpackaging.Theycanbetransportedbyboatandtheygrowinnaturalsunlight.So,doesthismeanthatcyclingisbadfortheenvironment?Absolutelynot.Ifyoucycle,youdontuseyourcar;andthefewercarsontheroad,thefewertrafficjams.AndcarsintrafficjamsproducethreetimesmoreCO2thancarstravellingatspeed.Cyclingalsomakesyouhealthyandlesslikelytogotoahospital.Andhospitalshaveverybigcarbonfootprints!So,maybeit’stimeforusalltostartmakingsomechanges.Passmeabananaandapintoflocalbeer,please.1、Whichofthefollowingsproducesthesmallestcarbonfootprints?A．Apintoflocalbeer.B．Abottleofimportedbeer.C．Abananabeforea1.5kmbikeride.D．Baconbeforea1.5kmbikeride.2、Accordingtothearticle,theauthorsuggestschoosingthelocalfoodbecauseitis________.A．moretasty B．easiertobuyC．betterpackaged D．moreenergy-saving3、Thepurposeofwritingthisarticleisto________.A．promoteanewbookB．a(chǎn)dvertisetheimportedbeerC．instructhowtomeasurethecarbonfootprintD．encouragepeopletoreducetheproductionofCO222．（8分）Anewkeyboardcantellwhetheryouareitsowner.Thekeyboardrecordsinformationaboutthetypingpattern（模式）andsendsittoacomputerprogram.Theprogramthencheckstoseeifthepatternmatchestherightuser.Ifnot,analarmsounds,andthecomputerlocksthetypistout.Itlocksouteveryoneelse,evenifthepersonknowsthepassword.What'smore,thisequipmentneedsnobatteries.Itcollectsalltheenergyitneedsfromyouractionsoftyping.Besides,thekeyboardisalsoself-cleaningandthekeysarefreeofdamagefromwater,oilanddirt.Thekeysofthenewkeyboardaremadeofthesameinexpensiveplasticthatmightbefoundonanyotherstandardkeyboard.Butinsteadofbeingsmooth,thekeyshavemillionsoftinyplasticnanowires（納米線）ontheirsurfacearea,increasingtheeffectivecontactareasbetweentheplasticsandfingers.Thisguaranteesthatthere'senoughpowertorunthekeyboardassomeonetypes.LimingDai,ascientist,didnotworkonthenewkeyboard,buthethinksthedesigncouldbeimportantingettingbetterperformancefromavarietyofequipment."Itcouldalsobeappliedtoatouchscreen,forexample,"Daisays."Thensmartphonesandnotepadscouldcollectenergyfromsomeone'sactionsoftypingordrawing.""Futureworkmightmakethekeyboardevenmoreuseful,"Daiadds."Alaterdesignmightbuildtinycapacitorsontothenanowires,"hesuggests.Capacitorsarelittledevicesthattemporarilystoreelectriccharge.ThosemightthenbeLEDstolightakeyboardinthedark.ZhonglinWangisaco-designerofthenewkeyboard.Histeamhasbuiltaworkingmodelofthekeyboard."Ifacompanydecidestofund（資助）itsproduction,thiskeyboardcouldbeinstoresinasfewastwoyears,"saysWang.1、Howdoesthenewkeyboardtellwhetheryouareitsowner？A．Bymatchingthetypingpatterntotherightuser.B．Bysendingalarmstoacomputerprogram.C．Bycheckingtherightuser'spasswords.D．Byjustrecordinginformationaboutthetypingpattern.2、Whyaretheremanynanowiresonthesurfacesofthekeys？A．Tokeepthekeyboardfreeofdamage.B．Toimprovethespeedoftyping.C．Tomakethekeyssmooth.D．Tohelpproducepower.3、What'sDai'sattitudetothenewkeyboard？A．Unconcerned. B．Doubtful.C．Positive. D．Critical.4、Whatisthebesttitleforthetext？A．ANewKeyboardMadeofNanowiresB．ANewKeyboardEntirelyOwnedbyYouC．ANewKeyboard'sFutureD．ANewKeyboardPoweredbyTyping23．（8分）Inthelatestromance-drama,DescendantsoftheSun(《太陽的后裔》),ahandsomesoldierYooShi-jin（柳時(shí)鎮(zhèn)）(SongJoong-ki)(宋仲基)meetstheprettydoctorKangMo-yeon（姜暮煙）(SongHye-kyo)（宋慧喬）inahospital,andhedoesn’thesitatetohitonher.Thedialogue,whichtakesplaceearlyinthefirstepisode(集）,immediatelyindicatesthatthisisnoordinarySouthKoreandrama.There’snofamilyfeud（不睦）,orlovetangles,orguessesandmisunderstandings.The16-episodeshowissetinthefictionalwar-torncountryofUruk（烏魯克）.SongJoong-kiistheleaderofaspecialwarfarecommandunit,whileSongHye-kyoplaysadoctorwhoworksforahumanitarianmedicalorganization.BotharesentinthemidstofdisasteranddiseaseaspartoftheirworkwithUNpeacekeepingtroops.Bothknowandshowclearlywhattheywantandwhattheyhate.ButwhatstandsoutthemostareSong’sskillsasapick-upartist（撩妹技能）.Boldnessandcreativityarethekeyweaponsinhisarsenal.WhenKanginvitesYootodrinkwinewithher,Yoo,whoisnotallowedtodrinkalcoholasasoldier,says,“Thereisaway”beforekissingher.Forgetaboutthe“eighth-episoderule”.Thiskisshappensinthefourth.Humoralsodoesthetrick.Ontheirfirstdateinacinema,Yoosays,“Thisisthemostexcitingmomentofmylife.ThemomentIamwithabeautifulwomanbeforethetheaterlightsgoout.”WhenKangtriestogiveYooahardtime,Yoojokes,“Imistookyouforabeautifulwomanbecauseit’sdark.”AndactorSongJoong-ki,whojustcamebackfromtwoyearsofmilitaryservicelastMay,makessurehedelivershispick-uplinesjustright.“InDeepRootedTree(《樹大根深》)andTheInnocentMan(《善良的男人》),he[SongJoong-ki]showedhehadthesteeltoplayfearlessandheartlessmen–thathecouldbetakenseriouslyasanactor,despitehisprettyface.InDescendants,hehitstheemotionalcoreofeveryscene,whetherhehastobeboldandamorous,guardedandmysterious,orsad,”saidcriticFoongWoeiWaninTheStraitsTimes.1、WhatistherelationshipbetweenSongJoong-kiandSonghye-hyo?A．lover B．colleague C．a(chǎn)ctor D．doctor-patient2、WhysaythattheDescendantsoftheSunisnoordinarySouthKoreandrama?A．Becauseactorsknowandshowclearlywhattheywantandwhattheyhate. B．ItbrokethepreviousKoreanoldstory.C．Itexitsfamilyfeudandlovetangles. D．Thepick-upartistisuniqueandspecial.3、WhentheDescendantsoftheSuntellsusthatheterosexual（異性）contactsisimportanttohavesomequalityincluding。①humor②Boldnessandcreativity③bold④emotionalA．①② B．①②③ C．②③④ D．a(chǎn)boveall4、Whatisthearticlemainlyabout?A．IntroduceadramacalledtheDescendantsofthesun.B．SongZhongjicouldbetakenseriouslyasanactor,despitehisprettyface.C．TheDescendantsofthesunopenanewpatterntopick-upwoman.D．ThereasonwhytheDescendantsofthesungainsuccess.24．（8分）Couldthedevice,smartphoneorPC,whichyoureusingaffectthemoraldecisionsyoumakewhenusingit?Totestit,researcherspresentedmultipledilemmastoasamplesetof1,010people.Theparticipantswereassignedadeviceatrandom.Onecaseofthequestionsparticipantswereaskedistheclassic“trolley(有軌電車)problem”:Arunawaytrolleyisheadedtowardsfivepeopletiedupona-setoftraintracks.Youcandonothing,resultinginthedeathsoffivepeople,orpushamanoffabridge,whichwillstopthetrolley.Thepracticalresponseistokillonemantosavefivelives,which33.5percentofsmartphoneuserschose,comparedto22.3percentofPCusers.“Whatweroundinourstudyisthatwhenpeopleusedasmartphonetoviewclassicmoralproblems,theyweremorelikelytomakemoreunemotional,reasonabledecisionswhenpresentedwithahighlyemotionaldilemma,“DrAlbertBarque-Duran,theleadauthorofthestudy,toldCity,UniversityofLondon.“ThiscouldbeduetotheincreasedtimepressureoftenpresentwithsmartphonesandalsotheincreasedpsychologicaldistancewhichcanoccurwhenweusesuchdevicescomparedtoPCs.”Asforwhytheresearchersstartedthisstudy,DrBarque-Durannoted,“Duetothefactthatoursociallives,workandevenshoppingtakeplaceonline,itisimportanttothinkabouthowthecontextswherewetypicallyfacemoraldecisionsandareaskedtoengageinmoralbehaviorhavechanged,andtheimpactthiscouldhaveonthehundredsofmillionsofpeoplewhousesuchdevicesdaily.“it’sclearthatweneedmoreresearchonhowourdevicesaffectourmoraldecisionmakingbecausewe’reusingscreensataneverincreasingrate.1、Whydidtheauthormentionthetrolleyproblem?A．Tointroduceadifficultproblemtoreaders.B．Tointroducetheaimofcarryingoutthestudy.C．ToshowanexampleofthequestionsinthestudyD．Toshowthedifficultyindealingwithdilemmas.2、Howdothesmartphoneusersofthestudybehaveindealingwithemotionaldilemmas?A．Calmly.B．Cruelly.C．Hesitantly.D．Enthusiastically.3、DrAlbertbelievesthatcomparedwithPCs,smartphones.A．helppeoplebearmorepressureB．helppeoplemakedecisionsquickC．makepeoplefeelmorementallydistantD．makepeoplestayhappiertosolveproblems4、Whatcanweinferfromthetext?A．Shoppingonlinehasagreateffectonmakingmoraldecisions.B．ThepeopleusingsmartphonesaremorethanthoseusingPCs.C．PeoplewhooftenusesmartphonesorPCsalwaysmeetwithdilemmas,D．Itiscommonforpeopletobeinvolvedinmakingmoraldecisionsindailylife.25．（10分）Attheageofseven,whilehisfriendswerespendingtheirallowancesoncandyandtoys,JoseAdolfoQuisocola,Peru,cameupwiththecreativeideaofaneco-bankwhichallowskidsofallagestobecomeeconomicallyindependentandfinanciallywisewhilehelpingtheenvironment.Establishedin2012,TheBartselanaStudentBankistheworld’sfirstcooperativebankforkids.Whoeverwantstojoinhastobringinatleast5kilograms(11pounds)ofsolidwaste(paperorplastic)andestablishasavingsgoal.Onceaccepted,allbank“partners”arerequiredtodepositatleastoneadditionalkilogram(2*2pounds)ofrecydablesonamonthlybasisandobeyotherrequirements,suchasattendingfinancialeducationandenvironmentalmanagementworkshops.Thewasteaccumulatedissoldtolocalrecyclingcompanies,who,thankstosomeclevernegotiationbyJose,payahigher-than-marketrateforeverythingbroughtinbyBartselanaStudentBankmembers.Thefundsreceivedareplacedintheindividual’saccountwheretheycollectuntilhis/hersavingsgoalisreached.Theaccountholdercanthenwithdrawhis/hermoney,orchoosetoleaveitandcontinuetogrowforabiggertarget.“Atthebeginning,myteachersthoughtIwascrazyorthatachildcouldnotundertakethistypeofproject,”Joserecalls.“Theydidnotunderstandthatwearenotthefutureofthecountrybutitspresent.Luckily,Ihadthesupportoftheschoolprincipalandanassistantinmyclassroom.”Theyoungster’spersistencepaidoff.Today,theeco-bank,whichnowhasthesupportofseverallocalinstitutions,hasteneducationalcentersandbeginsacceptingapplicationsfromkidsallacrossPeru.OnNovember20,2018,theyoungboywasawardedthefamousChildren’sClimatePrize(CCP).“Jose’seco-bankisabrilliantwayoflinkingeconomyandclimateimpact,bothinthoughtandpractice.Thepotentialimpactisamazing”,ajudgesaid.Hopefully,Jose’ssuccesswillinspiremorekidsandadultstocomeupwithnewideasthatcreatevaluewhilehelpingtheenvironment.Astheboysays,“Togetherwecanchangetheworld.wejustneedanopportunity.”1、Forwhatpurposewastheeco-bankcreated?A．Toeducatechildrenhowtospendtheirallowances.B．Tohelpchildrenbreakawayfromtheirparents.C．Toraisechildren’sawarenessofmoneyandenvironmentD．Toencouragechildrentobuywhatevertheywant.2、WhatdoesParagraph2mainlytalkabout?A．Thehistoryoftheeco-bankB．Therequirementsofmembership,C．ThewisestwaytodealwithwasteD．Theprocessofhowtheeco-bankworks.3、WhatchallengedidJosemeetatthebeginningwhenopeningtheeco-bank?A．Lackofenoughsupport. B．Lackofexperience.C．Lackofinvestment. D．Lackofworkers.4、WhatcanwelearnfromthelasttwoParagraphs?A．Theboy’seffortsweremadeinvain.B．Theeco-bankwashighlyappreciated.C．Thejudgethoughtpoorlyoftheeco-bank.D．Theboy’ssuccesshadnopracticalvalues.5、Whatcanbeasuitabletitleforthetext?A．PersistencePaidOffB．RecyclingdoesCountC．AnOpportunitytoChangetheWorld.D．AnEco-bank,EconomicalandEcological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(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)．26．（30分）AtripacrossthePacificwillguaranteeyouadifferentexperiencewithatippingcultureyou’venevercomeacrossinChina.IntheUS,givingalittle1moneytoserviceworkersontopofyourbillisacommon2.ThoughUSnationallaw3thatbusinessespayworkersatleast$7.25(45yuan)perhour,employeesreceivingtips—oftenwaitersandwaitresses—aretheexceptions.They4onlyreceive$2.13anhour,andtips5thedifference.AstheWallStreetJournalputit,“TheAmericansystemoftippingholdsthepromiseofgreat6forwaitingstaff.”SohowshouldyoutipifyouareintheUS?7youpaytipsasapercentageofthebill.Offeringanextra15percentofthe8tothewaiterorwaitressinarestaurantandtothedeliverymanorwomaniscustomaryand9.Youcanoffermoreforgreatserviceandlessfor10service.Yetthereisan11.Fortake-outfood,youdon’thaveto12tipsforthesellers.Tipsarenotexpectedatfastfoodrestaurants,cafésoricecreamshopseither,thoughatipjar13berightbythecashregister(收銀機(jī)).Don’tfeelobligatedtothrowsomemoneyin,rememberingthatitdoesn’thurt.Thoseworkersdonot14ontips.Otherserviceworkersalsoreceivetips.Fortaxidrivers,15percentisthenorm(標(biāo)準(zhǔn)),15iftheyhelpwithyourbags.Thesamegoesfortourguides.Today,youcanevenpaytipsonacreditcard.Whenreceivingacopyofthebilltosign,youare16tofillinhowmuchyou’dliketotip.17thinkingaboutwhentotipandhowmuchyoushouldtipcausesabig18formanyChinesepeople,it’simportantto19inmindthataslongasyoushowrespectanduseyourreasoning,thingswillbejust20.1、A．good B．pocket C．extra D．lucky2、A．method B．practice C．way D．a(chǎn)greement3、A．requires B．believes C．hopes D．a(chǎn)grees4、A．rarely B．usually C．seldom D．a(chǎn)lways5、A．putup B．takeup C．holdup D．makeup6、A．praises B．prizes C．a(chǎn)wards D．rewards7、A．Fortunately B．Naturally C．Normally D．Surprisingly8、A．bill B．note C．check D．tip9、A．expected B．limited C．illegal D．casual10、A．superb B．poor C．splendid D．new11、A．example B．incident C．exception D．opportunity12、A．provide B．pay C．charge D．demand13、A．need B．should C．must D．might14、A．put B．live C．work D．rely15、A．less B．bigger C．more D．smaller16、A．eager B．free C．willing D．delighted17、A．Though B．Nowthat C．Asif D．When18、A．dilemma B．enjoyment C．headache D．change19、A．stay B．bear C．bring D．take20、A．terrible B．various C．valuable D．fine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(gè)適當(dāng)?shù)膯卧~或括號內(nèi)單詞的正確形式。27．（15分）MyfriendhadachancetomakeatriptoHongKong1．August15,2．Hehaddreamedabout3．(visit)itsincehisboyhoodanditwasthefirsttimethathe4．(be)thereThefollowingwas5．hehadseen6．(arrive)there,hewas7．(shock)byitsbeautifulsceneryandtallbuildings8．weallknow,HongKonghasthemostskyscrapersintheworldWhereverhewent,hesawmanysmilingfacesPeopleinHongKongwerekind,generous,easygoingandreadytohelpothersMuchtohissurprise,hesawthatpeopletherealwayskeptorderinpublicplaces9．a(chǎn)greatnumberofpeoplewerewaitingforthenexttrainatthesubwaystation,theyweretalkinginsuchalowvoiceasnottodisturbothersChineseandEnglisharetheofficiallanguagesofHongKongEnglishis10．(wide)usedingovernments,markets,servicecentersandotherfieldsStayingthereforaweekwasagoodexperienceforhim,11．hewouldneverforget第四部分寫作（共兩節(jié)）第一節(jié)短文改錯(cuò)（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(cuò)誤，每句中最多有兩處。每處錯(cuò)誤僅涉及一個(gè)單詞的增加、刪除或修改。增加：在缺詞處加一個(gè)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(cuò)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(cuò)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(jì)分。LastSunday,Itidiedupmyroomandspotmyalbums、Ilookedthroughthem,recallingthemomentIhadexperienced---thebestandworseyearsofmylife、IstoppedatapicturetakingwhenIhadmyfirstfootballmatch、Ifeltsuchnervousthen,because