2025届浙江省杭州市桐庐县分水高中高三第三次测评英语试卷含解析

2025届浙江省杭州市桐庐县分水高中高三第三次测评英语试卷注意事项1．考试结束后，请将本试卷和答题卡一并交回．2．答题前，请务必将自己的姓名、准考证号用0．5毫米黑色墨水的签字笔填写在试卷及答题卡的规定位置．3．请认真核对监考员在答题卡上所粘贴的条形码上的姓名、准考证号与本人是否相符．4．作答选择题，必须用2B铅笔将答题卡上对应选项的方框涂满、涂黑；如需改动，请用橡皮擦干净后，再选涂其他答案．作答非选择题，必须用05毫米黑色墨水的签字笔在答题卡上的指定位置作答，在其他位置作答一律无效．5．如需作图，须用2B铅笔绘、写清楚，线条、符号等须加黑、加粗．第一部分（共20小题，每小题1.5分，满分30分）1．Mydaughter,_________allkindsofmeat,wouldnotliketoeatanyvegetable,whichworriesmealot.A．devotedto B．addictedto C．accustomedto D．exposedto2．Repairsofhistoricbuildingshavetobe_____theoriginalstructure.A．insympathywithB．insearchofC．inresponsetoD．incontrastto3．Ihopethatwewillbeabletomakeitthroughthetoughtimesandbacktothebusinessofworkingtogether________ourcommongoals.A．onbehalfof B．inhonorof C．ontopof D．insearchof4．Thepolicehaveanyonewithinformationtocomeforwardandtalktothem.A．appealedtoB．attendedtoC．respondedtoD．attachedto5．Bobmadeapromisetothemanager________theworkwouldallbefinishedontime.A．that B．whatC．which D．whether6．---Ann,ourdepartmentmaybenamedtheDepartmentoftheYearbecauseoftheoutstandingperformance.---_______.A．GoodtoknowB．I’llsayC．IhearyouonthatoneD．Can’targuewiththat7．Johnsonhasn’tfeltanyeffectthenewdietingrecipehashimsincehetriedtoloseweightthreemonthsago.A．for B．to C．on D．with8．U.S.PresidentBarackObamaarrivedinChina’seconomiccenterShanghaionSundaynight,November15th2009,______astatevisittoChina.A．starting B．started C．tostart D．havingstarted9．—I’mtiredout.Ican’trunanyfurther,Tom.—________!Mike.I’msureyoucandoit.A．Comeon B．NohurryC．Noproblem D．Welldone10．Theconferenceaimstodevelopbusinessandletpeoplethinkabout_______theycanhaveapositiveinfluenceontheplanet.A．whyB．thatC．whatD．how11．Whenshewasintrouble,IdidwhatIcouldtohelpher．__________myhelp,shewrotemealetterofthanks．A．Inhonorof B．Incaseof C．Intermsof D．Inreturnfor12．Iquicklyloweredmyself,duckingmyheadtoavoidlookingdirectlyintohiseyessothathewouldn'tfeel________.A．challenged B．challengingC．tobechallenged D．havingchallenged13．Atthemeetingtheydiscussedthreedifferent________tothestudyofmathematics.A．approaches B．meansC．methods D．ways14．Wecompletedonethirdoftheproject,andtheloan_______inplace,wehadtodelaytheresttillthenextmonth.A．notarranged B．wasnotarrangedC．notarranging D．hadnotbeenarranged15．Believeitornot,itis________________thatcausesyourillness.A．becauseofyourbeingoverweight B．becauseyouareoverweightC．youaresooverweight D．yourbeingoverweight16．—Isay,Harry.Whatdidyousaytothelaid-offworkerjustnow?—Nothing.Itomyself.A．hadonlytalked B．amonlytalking C．havejusttalked D．wasjusttalking17．Therisinghousepriceandthehighincometaxratehavebecomethebiggest______oftheordinarypeopleinChinatoday． A.concern B.influence C.involvement D.occupation18．Healwayskeepsaneyeonshortcomingsofhisbrother’s_________refusingtoadmithisownmistakes.A．butB．whileC．althoughD．though19．Everythingseemedtobegoing________forthefirsttwodaysafterIarrivedinNewYork.A．vividly B．generally C．frequently D．smoothly20．—Whydidyoucomebytaxi?—MycarbrokedownlastweekandIstillitrepaired.A．didn’thave B．hadn’thadC．haven’thad D．won’thave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）HenryclosedthedoorslowlyasKatelefthometovisithermother.Expectingawholedaytorelax,hewasthinkingwhethertoreadthenewspaperorwatchhisfavoriteTVtalkshowonhisfirstdayoffinmonths.“Thiswillbelikeawalkinthepark,”he’dtoldhiswife.“I’lllookafterthekids,andyoucangoandvisityourmom.”Thingsstartedwell,butjustaftereighto’clock,histhreelittle“goodkids”—Mike,Randy,andAlex—camedownthestairsintheirnightclothesandshouted“breakfast,daddy.”Whenfoodhadnotappearedwithinthirtyseconds,RandybeganusinghisspoononAlex’sheadasifitwereadrum.Alexstartedtoshoutloudlyintimetothebeat(节拍).MikechantedWhere’smytoast,where’smytoast”inthebackground.Henryrealizedhisnewspaperwouldhavetowaitforafewseconds.Lifebecameworseafterbreakfast.MikeworeRandy’sunderwearonhishead.Randylockedhimselfinthebathroom,whileAlexshoutedagainbecausehewasgoingtowethispants.Nobodycouldfindcleansocks,althoughtheywerebeforetheirveryeyes.Someonenamed“NotMe”hadspilledawholeglassoforangejuiceintothebasketofcleanclothes.Henryknewthetalkshowhadalreadystarted.Byteno’clock,thingswereoutofcontrol.Alexwaswonderingwhythefishinthejarrefusedhisbreadandbutter.Mikewastryingtoshowoffhistalentdecoratingthekitchenwallwithhiscolorpencils.Randy,thankfully,appearedtobereadingquietlyinthefamilyroom,butcloserexaminationshowedthathewaseatingapplejamstraightfromthebottlewithhishands.Henryrealizedthatthetalkshowwasoverandreadingwouldbeimpossible.Atexactly11:17,Henrycalledthedaycarecentre(日托所).“Isuddenlyhavetogointoworkandmywife’saway.CanIbringtheboysoverinafewminutes?”Theanswerwasobviously“yes”becauseHenrywassmiling.1、Henryexpectedtowhenhiswifelefthome.A．gohikingnearhishomeB．readthenewspapertohischildrenC．enjoyhisfirstdayoffD．watchTVtalkshowwithhischildren2、WhichofthefollowingdidAlexdo?A．Drawingonthewall.B．Feedingthefish.C．Eatingapplejam.D．Readinginaroom.3、Whydidthefatheraskthedaycarecentreforhelp?A．Becausehewantedtowatchafootballgame.B．Becausehehadtotakecareofhismotherinhospital.C．Becausehefoundithardtomanagehiskids.D．Becausehesuddenlyhadtogotohiscompany.4、Thistextisdeveloped.A．byspaceB．bycomparisonC．byprocessD．bytime22．（8分）Indianscientistshavedesignedanewdevicewhichtheyhopewillsolveoneofthebiggestproblemswiththeuseofsolarenergy.Theycallthedeviceasolartree.Solartreeshavemetal"branches"extendingfromatall,centralpoleatdifferentlevels.Eachbranchholdsaphotovoltaic(光电的)panel,alsocalledasolarpanel.Thesepanelsareflatsurfacesthatcollectenergyfromthesunandturnitintoelectricity.DaljitSinghBediisthechiefscientistattheCouncilofScientificandIndustrialResearch,orCSIR,inNewDelhi,India.TheCSIRlaboratoriesarewherethesolartreewasdesigned.Bedisaystheshapeofthesolartreemakesitpossibletofitmorephotovoltaicpanelsinaspacethantraditionalsystemsdo."Ittakesabout4squaremetersofspacetoproduceenergywhichotherwisewouldhaverequired400squaremetersofspace,"hesays.Scientistsbelievetheenergyasolartreecollectswillbeenoughtopowerfivehomes.Thesolartreeswillmakeiteasiertoprovidesolarenergyforhomesincities,theysay.Thesolartreeswillalsotakelessspacefromfarmersinruralareas.Andtheywillcollectmoreenergythannormalphotovoltaicpanelsonthetopsofbuildings,becausetheirdesignhelpswithplacementofsolarpanelsinawaythattheyareexposedmoretothesun.Indiaistheworld'sthirdlargestproducerofgreenhousegases.Thecountryhaspromisedtoreduceitsrateofgreenhousegasproduction.Thecostofphotovoltaicpanelshasgonedowninrecentyears.Thishasmadesolarpowercheaperandeasiertouse.Butitisstillnotclearhowusefulthesenewdevelopmentsinsolarpowertechnologyare.1、Whichpicturecanshowthesolartreeinthepassage?A． B． C． D．2、WhatdoesBedisayaboutthesolartrees?A．Theyareenergy-consuming. B．Theyarespace-saving.C．Theyareeasilyaccessible. D．Theyhavegeographicallimitation.3、Whatmakesthesolartreecollectmoreenergy?A．Thehi-techmaterialsbuiltinthepanels. B．Thenumberofpanelsfixedonit.C．Thecorrectplacementofthetree. D．Theflexibilitvofitsdesign.4、What'sthepurposeofthepassage?A．Tointroduceanewtechnologicalinvention.B．Toexplainwhyscientistsdesignsolartrees.C．Todescribethefeaturesofsolartrees.D．Toshowthebenefitsofsolarpowertechnology.23．（8分）PeggyWhitson'sjobdemandsadailytwo-hourworkoutinagymwhereweighthasnomeaningandtheviewchangesat17,000milesanhour.Whitsonmakesitlookeasy.At57,sheistheoldestwomantoflyinspace,breakingtherecordlastNovemberwhenshebeganherthirdlong-termstayattheInternationalSpaceStation.AfterreturninghomeinSeptember,2017,theNASAastronautfeltmatter-of-factabouttheagemilestone(里程碑).“Itwasn’tarecordIwasseekingout,”Whitsonsaid.“Iwas42and48formyfirsttwospaceflights.IfeelluckythatIwasabletogettodoanotheroneinmy50s.Idon’tthinkpeopleshouldletagediscouragethem,evenonthosejobsthatrequiresomeamountofphysicalfitness.TheoldestmanisJohnGlenn(at77),butwe’vehadmaleastronautsintheir60sbefore,soit’sjustamatteroftimebeforewomenstartedflyinginspaceatthisage.”OnEarth,shestaysfitbyweightlifting,biking,playingbasketballandwaterskiing.Shesharedwhatit'sliketoliveinmicro-gravity:“It’slikeyou’reinaswimmingpool,butyoudon’thavetoworryaboutbreathing.IfIpushofffromoneside,I’mgoingtofloattotheotherside.Everydirectionfeelsexactlythesame,whichisreallyhardforyourbraintograsp,butit’samazinghowfastyouadapt.It’sabigshockforthebodytocomebacktoEarth—everythingissoheavy.Wespendalotoftimegettingusedbeingbackingravityagain.Backpainwasreallythemostdramaticformethistime.Forme,cominghomeiswayharderthangoingupintospace.”1、Whatdoestheunderlinedwordprobablymeaninthepassage?A．amazingB．naturalC．enthusiasticD．unbelievable2、HowmanydaysdidPeggyWhistonspendinspaceforherthirdstayintheInternationalSpaceStation?A．About300days.B．About708days.C．About107days.D．About57days.3、Accordingtothepassage,whichofthefollowingistrue?A．PeggyWhistonistheoldestpersontoflyinspace,breakingtherecord.B．Therehadbeenfemaleastronautsintheir60sbefore.C．PeggyWhistonlikesswimmingmosttostayfitonearth.D．PeggyWhistonhadbeeninspacein2002and2008.4、WhichofthefollowingwillPeggyWhistonprobablysay?A．Youcanstillbesuccessfulanddophysicalthingswhenyougetolder.B．Ispentquitealotoftimegettingusedtothelifeinspace.C．Themomentwereachedtheearth,wefeltsorelaxed.D．IfeelluckythatIamphysicallyallrightafterthewholejourney.24．（8分）Lifemayhaveevolvedonatleastthreeplanetswithinanewlydiscoveredsolarsystem1lightyearsfromEarth.AstronomersattheNASAhavediscoverednolessthansevenroughlyEarth-sizedworldsorbitingadwarfstarinthesystem.Scientistshadpreviouslyidentifiedatinynumberof"exoplanets",whicharebelievedtohavethequalitiesneededtosupportlife.However,thenewsystemcontainsanunprecedented(前所未有)numberofEarth-sized,probablyrockyplanets,andisbeingacknowledgedasan"acceleratedleapforward"inthesearchforextraterrestrial(外星球的)life.Threeofthenewplanetsaresaidtobeparticularlypromisingbecausetheremightexistoceans.ThomasZurbuchen,associateadministratorofNASA,toldapressconferenceinWashington:"ThisgivesusahintthatfindingasecondEarthisnotamatterof'if',but'when'."TheplanetswerediscoveredusingNASA'sSpitzerSpaceTelescope,whichwasabletotrackhowfasteachoftheplanetscrossedthestarTrappist-landcompletedanorbit.Fromthistheresearchteamcalculatedhowfartheplanetswerefromtheirstar,andthereforehowlikelytheyaretobehabitable.NASA'sHubbleSpaceTelescopeisalreadybeingusedtosearchforatmospheresaroundtheplanets.Futuretelescopes,includingtheproposedEuropeanExtremelyLargeTelescopeandtheJamesWebbSpaceTelescope,maybepowerfulenoughtodiscovermarkersoflife,suchasoxygenintheatmospheresofexoplanets.Astronomersbelievetherecouldbeasmanyas2billionpotentiallyhabitableworldsinourgalaxy,theMilkyWay.ProfZurbuchensaidthatnowwasa"gold-rushphase"inthesearchfortheseexoplanets.1、Whatmakesthenewdiscoverysignificant?A．Amplemarkersoflife.B．Thepotentialtosupportlife.C．GreatdistancefromEarth.D．Thesearchforextraterrestriallife.2、Whathelpsexploreatmospheresaroundtheexoplanets?A．SpitzerSpaceTelescope.B．HubbleSpaceTelescope.C．EuropeanExtremelyLargeTelescope.D．JamesWebbSpaceTelescope.3、Whatmaybethebesttitleforthetext?A．NewSolarSystemFoundB．SecondEarthDiscoveredC．WhytoExploreOuterSpaceD．Gold-RushStagetoCome25．（10分）AmongallthetouristattractionsinSydney.themagnificentOperaHouseistheshiningstar.OntheedgeofBennelongPoint,atongueoflandstickingoutintoSydneyHarbor,thisUNESCOWorldHeritageSiteconsistsofacomplexofroofsshapedlikehugeshellsorbillowingsailsthatmixbeautifullywithitswaterfrontlocation.Todayvisitorscanadmirethegreatbeautyofthebuilding.Muchmorethananoperahouse,thestructureencompasses(包含)theaters,studios,aconcerthall,rehearsal,andreceptionrooms,restaurants,andaspectacularopen-airforecourtoverlookingtheharborandcity.AmericanarchitectLouisKahnoncesaid,"Thesundidnotknowhowbeautifulitslightwas,untilitwasreflectedoffthisbuilding.”TipsandTacticsBookseatsforproductionswellinadvance.Performancescommencepromptlysovisitorsshouldallowenoughtimetoaccessthebuilding,collecttickets,andstowcloaks,largebags,andjackets.Considerenjoyingamealinoneoftherestaurantstoenjoythestunningharborviews.OneofthebestsitestophotographtheOperaHouseisMrs.Macquarie'sChairintheRoyalBotanicGardensorfromthewateraboardaharborcruise.GettingtotheSydneyOperaHouseVisitorscancatchaSydneyBus,travelbyCityRail,orhopaboardaSydneyFerrytoCircularQuay,whichisa5to7minutewalkfromtheSydneyOperaHouse.Afreeshuttlebusforelderlyandmobility-challengedpatrons(顾客)runsbetweenCircularQuaynearStandE(undertheCahillExpressway)andtheVehicleConcourse.BikeparkingisavailableundertheSydneyOperaHouseMonumentalSteps.Wilson'sSydneyOperaHouseCarParkislocatedat2MacquarieSt,withvehicleaccessnexttotheSydneyOperaHouseForecourt.Admission:Ticketpricesvaryfromattractiontoattraction.Location:BennelongPoint,Sydney.1、WhichofthecharacteristicsofSydneyOperaHousemightattractvisitorsmost?A．Itshistoricalcontext. B．ItsuniquearchitectureC．Itswaterfrontlocation D．Itssuperbharborviews2、IfyouareavisitortoSydneyOperaHouse,youcan______.A．takeaferrydirectlytoSydneyOperaHouse,B．rideafreeshuttlebuswithoutanyrestrictions,C．takeanequallygoodphotofromanyangle,D．driveacarto2MacquarieStandparkthere.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）WhenIspentthesummerwithmyGrandpainWarwick,hesentmetoMissBee'sstore.1thecounterwasMissBee.Apairofglassesteetered(摇摇欲坠)onthe2ofhernose,grayhairwas3onherhead.“Excuseme.Ineedtogetthese.”Isaid.“So?”Shepushedherglasses4hernose.“There'snoonehereexceptyouandmeandI'mnotyour5.Gogetthem.Ifyou'reluckyyou'llfinishshoppingbysundown.”Sundownwasfivehours6.Iwasn'tsurelwould7it.HowcouldIhopetofindanythingonthepacked,jumbled(乱堆的)shelvesaroundme?IvisitedMissBeeseveraltimesaweek.Sometimessheshort-chargedme.Othertimessheovercharged.8shesoldmea/an9newspaperinsteadofonethatwascurrent.Goingtothestorewasmorelikegoingintobattle.“Thatbreadisonlytwenty-ninecents!”Icorrectedheroneafternoon.Ihadwatchedthenumberschangeonthecashregister(收款机)closely,andMissBeehadadded35cents.Shedidn'tseem10thatIhadcaughther11.Shejustlookedatmeand12.theprice.AllsummerIlearnedthehardwayto13mylist.Butshestillfoundwaysto14meintomakingmistakes.NosoonerhadImemorizedtheitems'locationontheshelfthanMissBee15theshelvesandmademehuntfor16alloveragain.ThemorningIwasto17toBrooklyn,Istoppedintogetapacketofgum.“Allright,”shesaid.“Whatdidyoulearnthissummer?”Shewasmean!Ipressedmylipstogether.Tomy18,MissBeelaughed.“Iknowwhatyouthinkofme,”shesaid.“butwhenyougetolderyou'llbegladourpaths19!”GladImetMissBee?Theideawas20.NowIgrowupandIfinallyunderstandIreallylearnedalotfromMissBee.1、A．On.B．Under.C．Behind.D．Over.2、A．bottom.B．side.C．tip.D．middle.3、A．piled.B．covered.C．grown.D．worn.4、A．down.B．up.C．out.D．over.5、A．boss.B．guest.C．customer.D．maid.6、A．before.B．away.C．about.D．off.7、A．make.B．dependon.C．seeto.D．keep.8、A．But.B．And.C．Or.D．So.9、A．new.B．bad.C．broken.D．old.10、A．pleased.B．embarrassed.C．excited.D．satisfied.11、A．payingmore.B．chargingmore.C．chargingless.D．payingless.12、A．increased.B．rewarded.C．corrected.D．raised.13、A．addup.B．bringup.C．lookup.D．putup.14、A．arguing.B．forcing.C．persuading.D．tricking.15、A．rebuilt.B．rearranged.C．regained.D．reclaimed.16、A．them.B．her.C．it.D．him.17、A．leave.B．start.C．come.D．return.18、A．amazement.B．joy.C．regret.D．disappointment.19、A．led.B．crossed.C．went.D．passed.20、A．reasonable.B．instructive.C．absurd.D．wise.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）Whatmightlifebelikeifyoulookedverydifferentfromothers?Mostofusareluckytobebornwith“normal”faces.（小题1）,themovieWondershowsusthatthereisnosuchthingasbeingnormalandthatbeautyismorethanskin-deep.(base)onabestsellingnovel,themovieisaboutaboynamedAuggie.Hehasafacialdeformity(畸形)and

hasspentmostofhislifebeinghomeschooled.Butasheentersmiddleschool,hisparentsdecidetosendhimtoaprivateschool.There,Auggiemustdealwithjudgmentalclassmatesandlearntoaccept（小题3）(he)asheis.IntheUS,mostkids（小题4）(teach)thatitisOKtobedifferent.MostpeopleintheUScelebratebeingunique.Butsomekidshavedifficulty（小题5）(accept)uniqueness.It’seasytopickonsomeonewho’sdifferent,（小题6）(especial)ifyouhaveyourownproblemstodealwith.Thisisanother（小题7）(center)themefromthemovie—eventhekids（小题8）pickonAuggiehavetheirownpersonalstruggles.AsAuggie’sclassmatesgettoknowhimbetter,theycometofindthathe’sanicekid（小题9）agreatsenseofhumor.Theystarttochangetheirattitudetowardhim.Inreallife,itmaytakelongertoseesuchchangeshappen.Butifwegivepeople（小题10）chance,theirheartsandmindsmaychangeintheend.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桌之间交换修改作文，下文就是你同桌的一篇作文。文中共有10处语言错误，每句最多有两处。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。NowI’dliketosharewithyouastrangeexperienceIhadamonthbefore、Itmaysoundfunny,andit’strue、Afteraday’shardworkIwenttobedearlythanusual、Itwasabouttwoo’clockinthemorning,andsuddenlyIwokeup、Iheardanoise、Igotoutofbedandwentslowdownstairs、Ilistenedcarefully、Icouldheardtwomenspeakingquietly、IbelievedtwothieveshadbrokenintomyhouseandIwasreallyfrightened,soIwentbacktoupstairs,andimmediatelyphonethepolicefrommybedroom、Thepolicearrivedquickly、Theyopenedfrontdoorwithaspecialkeyandwentintothelivingroom、YoucanimaginewhatembarrassedIwaswhentheycameupstairsandtoldmewehadturnedthetelevisionoffformeandeverythingwasallright、第二节书面表达（满分25分）29．（25分）某中外合资企业在一家英文报上登了一则广告，招聘一名秘书。假如你叫李华，请根据下面的简历表用英语写一封求职信。姓名李华性别女身高1.61米出生年月1985.5婚否未婚身体状况健康毕业学校上海商学院其他：1.有三年工作经历；1.打字快，熟练计算机操作；3.擅长英语，懂一些德语；4.办事认真，待人诚恳，与人和睦相处。注意：1.词数：110左右，短文的开头和结尾已为你写好，不计入总词数；1．短文需包括表中所有要点，内容可适当发挥，以使行文连贯。3.参考词汇:ShanghaiCommercialCollegeDearsir，I'mwritingtoapplyforthepositionasasecretaryinyourcompany,whichIsawadvertisedintoday'spaper.IthinkIamfitforthejob._________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Sincerelyyours，LiHua

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、B2、A3、A4、A5、A6、A7、C8、A9、A10、D11、D12、A13、A14、A15、D16、D17、A18、B19、D20、C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、1、C2、B3、C4、D22、1、C2、B3、D4、A23、1、B2、A3、D4、A24、ScheduleaTourUniversityofSouthCarolina（USC)isfamousforitswarmsouthernhospitality（好客）.Scheduleavisitandfeelitinperson.Ourwalkingtoursareledbycurrentstudents,calledUniversityAmbassadors,whoarelookingforwardtotellingyouwhatit'sliketoliveandstudyinUSC．OurwalkingtoursrunMondaythroughFr