2025屆湖北省十堰市張灣區(qū)東風(fēng)高中高三第三次模擬考試英語(yǔ)試卷含解析

2025屆湖北省十堰市張灣區(qū)東風(fēng)高中高三第三次模擬考試英語(yǔ)試卷請(qǐng)考生注意：1．請(qǐng)用2B鉛筆將選擇題答案涂填在答題紙相應(yīng)位置上，請(qǐng)用0．5毫米及以上黑色字跡的鋼筆或簽字筆將主觀題的答案寫(xiě)在答題紙相應(yīng)的答題區(qū)內(nèi)。寫(xiě)在試題卷、草稿紙上均無(wú)效。2．答題前，認(rèn)真閱讀答題紙上的《注意事項(xiàng)》，按規(guī)定答題。第一部分（共20小題，每小題1.5分，滿(mǎn)分30分）1．---Ihavebeenworkingformorethan30years!I’mgoingtoretirenextmonth.---Really?Youdon’tlookaday40!A．overB．byC．withD．for2．Theproblemwiththecurrentsystemallowsanyonetocommitasimilarcrimewithout.Itneedstobefixed.A．beingpunishedB．punishedC．topunishD．punishing3．Thekidiscrying,forhe______jumpovertheditchonhisown.A．daresnotto B．darenotto C．doesn’tdareto D．daresnot4．Kimberly______anarticle,sodon’tdisturbher.A．wouldwrite B．writes C．wrote D．iswriting5．Youwon’tfindpapercuttingdifficult_____youkeeppracticingit.A．evenifB．a(chǎn)slongasC．a(chǎn)sifD．eversince6．Youcanonlybesureof_____youhaveatpresent;youcannotbesureofsomething_____youmightgetinthefuture.A．that;what B．what;/ C．which;that D．/;that7．John______anNBAplayoffgameonTVnow.A．watchesB．watchedC．willwatchD．iswatching8．Forthousandsofyears,poetrythefavoritetypeofliteratureformanyinChina.A．isB．hasbeenC．wasD．willbe9．—Jenny，howdidyourmathexamgo?—IthoughtI________，butinfactIcameinthetop10%intheclass.A．mighthavefailed B．couldn’thavefailed C．shouldhavefailed D．mustn’thavefailed10．—MayIhelpyou?Youseemtobehavingsomeproblems.—______,thanks.IthinkIcanmanage.A．Allright B．NoproblemC．It’sallright D．There’snoway11．Heasked______forthecomputer.A．didIpayhowmuchB．IpaidhowmuchC．howmuchdidIpayD．howmuchIpaid12．—Goodmorning.MayIhelpyou?—No,thankyou.I’mjustlookingaround.—________A．It’suptoyou. B．Howareyoufeelingtoday?C．Thanksforcomingtoseeme. D．Takeyourtimethen.13．Itisreportedthatthe______inLibyaishottingup.A．strength B．violence C．power D．a(chǎn)ctivity14．_________hisconclusionontheevidencehecollectedonthescene,heprovedthatthemurdererwasguilty.A．Based B．BasingC．Tobase D．Beingbased15．Wearelivinginanagemostofthingsaredoneoncellphones.A．which B．thatC．whose D．when16．Scientistshavemanytheoriesabouthowtheuniverseintobeing.A．came B．wascoming C．hadcome D．wouldcome17．Sarah______changehermind,eventhoughsheknewtheplanwashardtocarryout.A．mustn’t B．wouldn’tC．shouldn’t D．needn’t18．Addingtotheirhappiness,hesays,______somesimilaritiesbetweenthetwotestpapers.A．is B．a(chǎn)re C．has D．have19．Althoughtheusedcarseemsingood______,itcannotrunfast.A．state B．situationC．condition D．occasion20．---WhatdoesPM2.5mean？---It'saprofessional_____________indicatingtheconditionofairpollution.A．number B．markC．term D．item第二部分閱讀理解（滿(mǎn)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）Abargainissomethingofferedatalowandadvantageousprice.Amorerecentdefinitionis:abargainisadirtytricktoforcemoneyoutofthepocketsofsillyandinnocentpeople.Thecostofproducinganew—forexample—toothpastewouldmake80ptheproperpriceforit,sowewillmarketitat￡1.20.Itisnotabadtoothpaste,andaspeopleliketotrynewthingsitwillsellwelltostartwith;buttheattractionofnoveltysoonfades,sosaleswillfall.Whenthathappenswewillreducethepriceto￡l.15.Andwewillturnitintoabargainbyprinting5pOFFalloverit.Sometimesitisnot5pOFFbutlpOFF.WhatbreathtakingrudenesstoadvertiselpOFFyoursoaporwashingpowderorwhatever!Eventhepoorestold-agepensioneroughttoregardthisasaninsult（侮辱）,buthedoesn’t.Abargainmustnotbemissed.Peoplesayonehastohavewashingpowder（orwhatever）andonemightaswellbuyitapennycheaper.Therealdangerstartswhenunnecessarythingsbecome“bargains”.Manypeoplejustcannotresistbargains.Providedtheythinktheyaregettingabargaintheywillbuyclothestheywillneverwearorfurnituretheyhavenospacefor.OnceIheardofamanwhoboughtanelectricsawasabargainandcutofftwoofhisfingersthenextday.Buthehadnoregrets:thesawhadbeentrulycheap.Quiteafewpeopleactuallybelievethattheymakemoneyonsuchbargains.Aladyoncetoldme:“I’vehadaluckydaytoday.Iboughtadressfor￡120,reducedfrom￡400;andIboughtabeautifulPersiancarpetfor￡600,reducedfrom￡900.”Itwillneveroccurtoherthatshehasactuallywasted￡720.Shefeelsasthoughshehadmade￡580.Shealsofeels,Iamsure,thatifshehadmoretimeforshopping,shecouldmakealivingoutofit.Somepeoplebuyinlargequantitiesbecauseitischeaper.Onceacoupleboughtenoughsugarfortheirlifetimeandthelifetimeoftheirchildrenandgrandchildren.Theythoughtitabargainnottobemissed.Whenthesugararrivedtheydidn’tknowwheretostoreit—untiltheyrealizedthattheirtoiletwasaveryspaciousone.Sothatwaswheretheypileduptheirsugar.Notonlydidtheirguestsfeelratherstrangewhenevertheywereofferedsugartoputintotheircoffee,butthetoiletbecameextremelysticky.Toofferbargainsisacommercialtricktomakethepoorpoorer.Whengreedyfoolsfallforthistrick,itservesthemright.1、Whichwordbestdescribesthelanguagestyleofthepassage?A．Polite. B．Foolish.C．Humorous. D．Serious.2、Whatdoestheunderlinedword“novelty”inParagraph2probablymean?A．Goodquality. B．Lowprice.C．Newness. D．Curiosity.3、HowdoestheauthorfeelaboutlpOFFaproduct?A．It’sagiftforpoorpeople. B．It’sanoffensetoshoppers.C．It’sabargainworthtrying. D．It’sarealreductioninprice.4、Whichstatementwilltheauthorprobablyagreewith?A．Bargainsarethingspeopledon’treallyneed.B．Bargainsareoftenrealcheapproducts.C．Bargainshelppeoplemakealiving.D．Bargainsplaytricksonpeople.22．（8分）HalfanhourintoacookingcompetitionatGreenStreetAcademy,TyanaGivens,15,dippedaplasticspoonintoapotwithtomatoes,bellpeppers,onions,garlicandmushroomsoveraburnerinascienceclassroom.Sheandthetwootherstudents,KalimahBallandMayaSmith,weremakingmeatsauce.Thegirlshadspentthepastfiveweekslearninghowtogrowtheirownproduceusingfoodcomputers-tabletopgreenhousescontrolledbycomputerprograms-atGreenStreetAcademy,acharterschoolinBaltimore.Thecourse,whichweavedtogetherlessonsonprogramming,foodsystemsandagriculture,endedwithan“IronChef”-stylecookingcontest.WiththehelpofinstructorMelanieShimano,thegirlsfinishedtheircontestsuccessfullyusingthefoodtheyplantedintabletopgreenhouses.Thetabletopgreenhousescancontroltemperature,lightandwaterinsideusingthecomputercodethatthestudentswrotebythemselves.Shimano,a26-year-oldentrepreneur,piloted(試行)thecourseaspartofGreenStreetAcademy’sjuniorbiotechnologyclassinthespringandwillexpandtheprogramtootherschoolsinthefall.“Technologyisnotsomethingthatalotofteachershavealotofresourcesforallthetime,butit’ssomethingthat’snotdifficulttodowitharelativelylowamountoffunding,”Shimanosaid.“Baltimoreisacenterforstartupsandfood,sokindoffosteringthatcultureofbeingintotechnologyandintodesignandseeingallthepiecesfittogetherisreallycool.”WhilehercourseisuniquetoBaltimore,it’spartofabroaderprogrambornattheMassachusettsInstituteofTechnology’sMediaLabcalledtheOpenAgricultureInitiative,orOpenAg,whichaimstocreateinventive,sustainablefoodsystemsthroughopen-sourcetechnology.Inadditionto10full-timestaffandresearchers,OpenAgisprimarilyanonlinecommunityofabout1,400educators,growers,chefsandretailersin47countries,accordingtoHildrethEngland,OpenAg’sassistantdirector.“Theinterestlevelacrosstheboardgenerallycomesfromfolkswhoareconcernedaboutfoodsystemsandconcernedabouttheenvironment,andit’susuallyacombinationofthetwo,”Englandsaid.1、What’sspecialaboutthecoursetakenbyTyanaGivens?A．It’sacookingcourseB．ItinvolvesseveralsubjectsC．ItisintendedforacontestD．Itiscontrolledbytabletopgreenhouses.2、Whydidthestudentshavetowritecomputercodestogrowfood?A．TowinacookingcontestB．TofinishhomeworkC．TocreateagreenhouseD．Tocontrolthegrowingconditions3、What’sShimano’sopinionabouttechnologyeducation?A．ItcallsofteacherswithmanyresourcesB．ItcallsforalotofmoneyC．ItissupposedtocombineskillstogetherD．Itcanonlybecarriedoutinbigcities.4、WhatcanbelearnedabouttheOpenAgricultureInitiative?A．Itisparticipatedbyfull-time.M.I.TresearchersaswellaspeoplefromdifferentwalkoflifeB．ItwillhelpcreateabettereducationsystemC．ItonlycoverstheUSAD．Itfocusesonfoodandcateringindustry.23．（8分）KaitlinRaffle’sdreamtoendpoverty(貧困)startedwhenshewasvisitingherfather,whoworkedforthehomeless.“Ineverrealizedtherewerepeopleintheworldwhodidn’thaveahomeorfoodbefore,”saidKaitlin,whoisnowsixteen.“IknewtherewassomethingIhadtodoaboutthat.”Atageeight,shestartedraisingmoneytobuildaplayground."Ittookmetwoyears,"Kaitlinsaid."Westartedsmall.Wewantedtodosomethingtomakeadifference.”In2014,WhenKaitlinwasthirteen,shevisitedCentralAmerica,andsawpeoplegoinghungryandfamilieslivinginhousesmadeofcardboard.Thatyear,wesetKidsonaMission,whichhashelpedhundredsofpeoplethere.“Theroomsweresmallerthanmybedroom,buttherewouldbeeightpeoplelivingineachone,"Kaitlinsaid.“Wealsogottoseethedirtyriversthatthosepeopleweredrinkingoutof.”P(pán)rovidingcleandrinkingwater,foodandclothesforpeoplelivinginpovertyisnowanimportanttaskforKidsonaMission.“Thisyoungladyischangingtheheartsofpeople,andalsochangingtheworld,"saidtheheadmasterofKaitlin'sschool.1、ThejobofKaitlin'sfatherwasto__________A．sellfoodsB．buildplaygroundsC．visitschoolsD．helphomelesspeople2、Whatwaspeople'slifelikeinCentralAmericaaccordingtoKaitlin?A．Theylivedinstronghouses.B．Theirdrinkingwaterwasdirty.C．Theirbedroomswereverybig.D．Theyhadenoughfoodandclothes.3、Whatcanweinferfromtheheadmaster'swords?A．Kaitlinisalwaysreadytogiveandhelp.B．Kaitlinhasmanychancestotravelaround.C．Kaitlinoftenchangesschoolsforherstudy.D．Kaitlinhasaseriousproblemwithherheart.4、Whatmightbethebesttitleforthetext?A．SchoollifeinAmericaB．GiftfromaheadmasterC．Father’sdutyinthefamilyD．Girl'sdreamtoendpoverty24．（8分）MovingsmoothlyandsilentlythroughAlibabaGroupHoldingLtd’sfuturistic“FlyZoo”hotel，blackdisc-shapedrobotsaboutametreinheightdeliverfoodanddropofffreshtowels．Therobotsarepartofasetofhigh-techtoolsthatAlibabasaysstronglycutsthehotel’scostofhumanlabourandeliminatestheneedforgueststointeractwithotherpeople．Formallyopenedtothepubliclastmonth，the290-roomFlyZooisanincubatorfortechnologyAlibabawantstoselltothehotelindustryinthefutureandanopportunitytoshowcaseitsprowessinartificialintelligence．ItisalsoanexperimentthattestsconsumercomfortlevelswithunmannedcommerceinChina．Insidethehotel，softly-litwhitepanelledwallsbringtomindtheinteriorsofHollywoodspaceships．Guestscheckinatpodiumsthatscantheirfaces，aswellaspassportsorotherID．VisitorswithaChinesenationalIDcanscantheirfacesusingtheirsmartphonestocheckinaheadoftime．Elevatorsscanguests’facesagaintoverifywhichfloortheycanaccessandhotelroomdoorsareopenedwithanotherfacescan．“It’sveryquickandsafe．Ihaven’tuseditmuchyet，butbasically，Icanbeinmyroominoneminute，”saidguestTracyLi．Liaddedthatsafetywasoneofherprioritiesandshewaspleasedherroomcouldonlybeenteredwithascanofherface．Intherooms，Alibaba’svoicecommandtechnologyisusedtochangethetemperature，closethecurtains，adjustthelightingandorderroomservice．Atthehotel’srestaurant，tallercapsule-shapedrobotsdeliverfoodthatguestshaveorderedviatheFlyZooappwhileataseparatebar，alargeroboticarmcanmixmorethan20differenttypesofcocktails．Facialrecognitioncamerasaddchargestotheroomrateautomatically．Thehoteldoesemployhumans，thoughAlibabadeclinedtodetailhowmany．Thisincludeschefsandcleanersaswellasreceptionstaff，whowillassistwithconventionalcheck-inproceduresforguestsunwillingtohavetheirfacesscannedandwanttouseelectronickeycards．1、Whatdoestheunderlinedword“eliminates”inParagraph2probablymean?A．Removes． B．Meets．C．Limits． D．Increases．2、WhydoesAlibababuildtheFlyZoo?A．Tocutthecostofconsumers．B．Tocompetewithotherhotels．C．Toexperimentitsartificialintelligence．D．Tomakesureofthesafetyofguests．3、WhatdistinctivefeaturedoestheFlyZoohave?A．Itdoesn’tneedwaitersandcooksintherestaurant．B．Itsrobotscanmixcocktailsandtakefoodtotheguests．C．Guestscanentertheroomquicklywithoutscanning．D．Voicecommandtechnologymeetsallneedsofguests．4、Whatcanwelearnfromthelastparagraph?A．Conventionalthingsmustbeabolished．B．Artificialintelligencehasmanyadvantages．C．Personalinformationofguestsisconfidential．D．Humanscannotbereplacedcompletely．25．（10分）Itiswidelyacknowledgedthatcitieswithsomekindoffunctioningecosystemsmakeforbetterplaceforhumanstolive.Moreplantsandanimalsincitiesmakeforhappier,healthierpeople.AstudyconductedongreenspacesinSheffield,England,forinstance,revealedthatthegreaterthebiodiversity(生物多樣性),thegreaterthepsychologicalwell-being(健康)ofthecity’scitizens.InParis,researchersfoundthatgettingcitizenstotakepartinday-longactivitiesinvolvingurbanwildlifeopenedtheireyestothenaturalworldforatime,atleast.FewcitieshavebeenassociatedwithurbanecologyforaslongasBerlin.“SloweconomicrecoveryaftertheSecondWorldWarmeantthatreconstructionwouldtakealongtime.Thisprovidelocalecologistwiththeidealconditionstodevelopanambitiousecologicalresearchprograminthebombed-outwastelandsofWestBerlin,”saidJensLachmund,asociologistattheUniversityofMaastrichtintheNetherlands.ThepioneeringworkinBerlinbadseveralconsequences,especiallytheformationofsignificantnaturalspaceswithinthecity,suchastheSudgelandeNature.“Berlinhasindeedbenefitedalotfrombeingacasestudyinurbanecology,”saidLachmund.TherecentresearchconductedbyMarkGoddard,abiologistattheUniversityofLeeds,andhiscolleaguesconfirmedtheimportanceofnaturalspacewithinanurbansetting.Goddardandhisteamconductedastrikingglobalanalysisofbirdandplantdiversity,quantifyingtheinfluenceofurbanizationonlevelsofbiodiversityaroundtheworld.“Functioningurbanecosystemswillbeextremelyimportanttohumanhealthandwell-being,”saidGoddard.Citiestakeupjust3%ofthelandsurfacearea,yetaccordingtothemostrecentfigurefromtheUnitedNations,some3.6billionpeople(justover50%oftheglobalpopulation)nowliveinurbanareas.By2050,thisfigureisexpectedtoriseto6.3billion.Withoutanimalsandplantstokeepuscompany,itisadarkfuture.1、ThefindingsinParagraph2arementionedtoexplainthelinkbetween.A．Citizensandtheirwell-beingB．greenspacesandurbanwildlifeC．urbanecologyandcitizens’well-beingD．functioningecosystemsandthenaturalword2、WhatwouldbeGoddard’sattitudetowardsBerlinswork?A．Cautious.B．Admiring.C．Uncaring.D．Negative.3、Theauthorusesfiguresinthelastparagraphtoshow.A．thenegativeeffectofoverpopulation.B．theimportanceofurbanecosystems.C．theseriousproblemsofcitylife.D．therapidgrowthofurbanareas.4、Whichofthefollowingcanbethebesttitleforthetext?A．Shouldcitiesbeforanimalsandplantstoo?B．ShouldBerlinhavemorenaturalspaces?C．Shouldmorepeopleliveinurbanareas?D．Shouldtheglobalpopulationbecontrollednow?第三部分語(yǔ)言知識(shí)運(yùn)用（共兩節(jié)）第一節(jié)（每小題1.5分，滿(mǎn)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）閱讀下面短文，掌握大意，從每題所給的四個(gè)選項(xiàng)A、B、C、D中，選出最佳選項(xiàng)。Mytirewasflat.AndIwasonacountryroad.WhenI1withthetire,acarpulledofftheroadbehindme.Isawamale2andsaid,“Hey,doyouneedanyhelp?”Iliterallywas3Thisyoungguywasdressedinblack.Nearlyeverythingimaginablewastattooed(紋身).Whenheaskedtogivemea4,I5someonesittinginhiscar.That6me.Thoughtsofrobberiesflashedthroughmymind.Then,itbeganto7.Ithitlikeawaterfallandmadeit8tofinishthetirechange.Withthecarjacked(千斤頂托起)up,Iwas9togetinmycar.“Getinmycar”heinsisted,“We’llwaitwithyouuntiltherainstops.”“No.Idon’tneedyourhelp.”Isaid.“Comeon.Getin.”hesaidashe10myarmandpulledmetowardhiscar.“Oh,God,protectme!”I11tomyself.AsIsettledintothebackseat,suddenlyadelicate12camefromthefrontseatofthecar.“Areyouallright?”“Yes,Iam,”Irepliedwithmuch13seeinganoldwomanthere.“MynameisBeatriceandthisismyneighborJohn.Johntakesmetovisitmyhusbandinanursinghomeeveryday.Heisareallyniceguy.”“John,Ihadthoughtyouwere,well,ah,youknowI…”Embarrassment14mywords.Johnlaughed,“Ioftenexperienced15reaction.IactuallythoughtaboutchangingthewayIlook16thenIsawitasanopportunitytoseeothers.”Hewasright.Whatheworeoutsidewasjusta17oftheworldashesawit,butwhathewore18wasthespiritofgivingandcaringtheworldhewantedtosee.IneverbelievedthatIshould19peoplebythewaytheydressed.Iwas20withmyselfforwhatIdid.TherainstoppedandJohnandIchangedthetire.AsweshookhandsIapologizedformystupidity.1、A．waited B．repaired C．struggled D．continued2、A．turned B．a(chǎn)pproached C．boarded D．stopped3、A．delighted B．calm C．frightened D．excited4、A．look B．a(chǎn)id C．fine D．hand5、A．recognized B．met C．noticed D．watched6、A．a(chǎn)mazed B．a(chǎn)ttracted C．confused D．concerned7、A．pour B．start C．fall D．break8、A．possible B．necessary C．unnecessary D．impossible9、A．ready B．eager C．unable D．unsuitable10、A．touched B．grasped C．placed D．controlled11、A．thought B．expected C．replied D．cried12、A．tone B．voice C．sound D．a(chǎn)larm13、A．relief B．shock C．ease D．sorrow14、A．blocked B．stuck C．choked D．struck15、A．helpful B．shameful C．a(chǎn)bnormal D．unfriendly16、A．And B．So C．But D．Or17、A．reflection B．conclusion C．concern D．meaning18、A．a(chǎn)round B．a(chǎn)long C．through D．inside19、A．decide B．a(chǎn)ppreciate C．judge D．sniff20、A．a(chǎn)ngry B．grateful C．strict D．content第二節(jié)（每小題1.5分，滿(mǎn)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(hào)內(nèi)單詞的正確形式。27．（15分）ThesunatthecenterofourSolarSystemisoneofthebigreasonsfor1．we'reheretoday,butitcanalsobeabigtroublefromtimetotime.Coronalmassejections(CMEs)(日冕物質(zhì)噴發(fā))canseriouslydamagehuman2．(communicate)systems.Foryears,researchers3．(attempt)toforecastandpredictCMEsin4．hopethatwarningscouldhelppreventdamagetoelectronicsandthepowergrid(電網(wǎng)).Asitturns5．thataCMEismorelikeasneeze.ProfessorMathewOwensoftheUniversityofReadingexplains,"TheresearchteamandIhavefoundtheyaremorelikean6．(expand)dustcloudorsneeze."WhenthesolarwindactsontheCMEasitmovesthroughspace,itcausestheshapeandbehavioroftheenergyexplosion7．(become)unpredictable."Thereforeifwewanttoprotect8．(we)fromsolareruptions,weneedtounderstandmoreaboutthesolarwind,"Owenssays.Theresearchteamsuggeststhatsolarwindreadingsshould9．(include)intheforecastingandpredictionoffutureCMEs.Thisstudycouldhelpscientistsmore10．(accurate)assesstheriskthattheejectionsbringtohumantechnologyandpotentiallyhelpreducethedamagetheycause.第四部分寫(xiě)作（共兩節(jié)）第一節(jié)短文改錯(cuò)（滿(mǎn)分10分）28．（10分）假定英語(yǔ)課上老師要求同桌之間交換修改作文，請(qǐng)你修改你同桌寫(xiě)的以下作文。文中共有10處語(yǔ)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(hào)（∧）并在其下面寫(xiě)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(xiě)出修改后的詞。注意：1、每處錯(cuò)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。Manystudentstendtocopyothers’homeworkwhilethedeadlinecomes,asisoftenthecase、Butnowadays,morestudentschosetohiresomeonetowritetohomeworkforthem、Therefore,on-lineghostwritinghasemergedtomeetstudents’needs、Inoursurprise,parentsmakeupalargepartinthosehomeworkbuyer、Toomuchhomeworkmaybemainreasonforghostwritingphenomenon、Manystudentscannotfinishtheirhomeworkontime,buttheydothistoavoidthepunishmentoftheirteachers、Beside,poorsenseoftimemakesthistoolateforstudentstofinishhomeworkbeforedeadline、Inmyopinion,proper