2025屆湖南省湘西自治州四校英語高三第一學(xué)期期末質(zhì)量檢測模擬試題含解析

2025屆湖南省湘西自治州四校英語高三第一學(xué)期期末質(zhì)量檢測模擬試題考生請注意：1．答題前請將考場、試室號、座位號、考生號、姓名寫在試卷密封線內(nèi)，不得在試卷上作任何標(biāo)記。2．第一部分選擇題每小題選出答案后，需將答案寫在試卷指定的括號內(nèi)，第二部分非選擇題答案寫在試卷題目指定的位置上。3．考生必須保證答題卡的整潔?？荚嚱Y(jié)束后，請將本試卷和答題卡一并交回。第一部分（共20小題，每小題1.5分，滿分30分）1．Theoldwomanwho________inthedesertedhousealonefortenyearshasbeensettledinanursinghomenow.A．lived B．haslivedC．hadlived D．hasbeenliving2．---DidyouwatchthefinalmatchofChinaOpenyesterday?---Sure.IitsoattentivelythatIforgottocooksupper.A．watchedB．hadwatchedC．waswatchingD．wastowatch3．Threedaysaftertheaircraftwentmissing,aninternationaleffort________shipsandplaneshasn'tfoundanywreckage,________growingfrustrationforthefamiliesofthe239peopleonboard.A．involved;causing B．toinvolve;causedC．involving;causing D．involving;havingcaused4．-Mycomputerdoesn'twork!-Robertisacomputerexpert.HowIwishhe______withme.A．came B．hadcomeC．iscoming D．hascome5．ManygasesintheatmosphereactuallyheatenergythatescapesfromtheEarth’ssurfacebacktotheearth.A．finding;reflecting B．found;reflectedC．found;toreflect D．found;reflect6．—DoyouthinkI'magoodsurfer?—Ofcourse!I________youearlier．Youmadeitlooksoeasy，gracefuleven．A．a(chǎn)mwatching B．waswatchingC．havewatched D．hadwatched7．Japanhasbeentryingtobringitsnuclearcrisisunder____control,but____spreadofradiationhasraisedconcernsaboutthesafetyofthenuclearenergy.A．a(chǎn);the B．the;/ C．/;the D．a(chǎn);/8．Theexpertpointsoutthephenomenonthatcreamgoesbadfasterthanbutter______itsstructureratherthanitschemicalcomposition.A．livesupto B．getsdowntoC．comesdownto D．standsupto9．Thankstothe“sugartax”，foodfactorieshavereducedsugarintheirproducts,________about45millionkilogramsofsugar.A．tosaveB．savedC．savingD．havingsaved10．(2013·福建)_____________basicfirst-aidtechniqueswillhelpyourespondquicklytoemergencies.A．Known B．HavingknownC．Knowing D．Beingknown11．Morecompetitivehigh-techenterprisesareinvestinginNantongCentralInnovationDistrict,whichwillresultin_____economicgrowth.A．sustainable B．a(chǎn)daptable C．recyclable D．changeable12．—Lookingbackon_____inyearsgonebyandthegoodtimethatIhadmakestodayseemrathersad.—Absolutely.Somuchhaschanged.A．howitwas B．whoitwas C．howwasit D．whowasit13．Isthisyourcellphone,Tony?I________itwhenIwascleaningtheclassroom.A．cameacross B．dealtwithC．lookedafter D．heldonto14．—Can'tyoudrivealittlefaster?—No.IfI________anotherspeedingticket,mydadwouldtakeawaymycar.A．wouldget B．wouldhavegot C．hadgot D．got15．Ihopemyteacherwilltakeinto_______thefactthatIwasilljustbeforetheexamswhenshemarksmypaper.A．idea B．considered C．a(chǎn)ccount D．thought16．When____tofeelunworthy,childrenoftenworkextrahardtopleasetheirparents．A．tomake B．making C．made D．havingmade17．Theconditionsinthelocalschoolwerefairly_____,noelectricityandnobasicteachingfacilitiesavailable.A．unique B．typicalC．Primitive D．Stable18．Theworldisnotalways______wewishittobe.A．that B．whichC．what D．where19．—Peterhasspenttoomuchtimeonnovelsrecently.—Thatmay____hispoorgradeintheexam.A．a(chǎn)ccountforB．a(chǎn)nswerforC．a(chǎn)pplyforD．standfor20．I_________tohelpyoutodohomeworkbutIcouldn'tspareanytime.I________acompositionlastnightandI'llfinishittomorrow.A．wanted；wrote B．hadwanted；waswritingC．hadwanted；wrote D．wanted；havebeenwriting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）SmartKidsFestivalEventsSmartKidsisacollectionofonehundredeventsscheduledinOctober.Thisyear,itisexperimentingwithPayWhatYouDecide(PWYD).Thatis,youcandecidetopaywhatyouwanttoorcanafford,afteryouhaveattendedanevent.Youcanpre-bookeventswithoutpayingforaticketinadvance.Herearesomeofthedirector’spicks.WalkontheWildSideNotticketed,FreeJoinstorytellerSarahLawtohearsciencestoriesaboutanimals.Alongthewayyou’llmeetallsortsofbeautifulcreaturesanddiscoverlifecyclesandfoodchains.Bestsuitedtochildrenaged1-9.Childrenunder8mustbeaccompaniedbyanadult.IntroductiontoWavesPre-book,PWYDSubjectsrangefromsoundwavestogravitywaves,andfromwavesoflighttocrashingwavesontheocean.MikeGoldsmithexploresthefundamentalfeaturessharedbyallwavesinthenaturalworld.ScienceintheFieldNotticketed,FreeThisstorytellingnightfeaturesascientistsharinghisfavouritememoriesofgatheringfirst-handdataonvariousfieldtrips.Comealongforinspiringandinformativestoriesstraightfromthescientist’smouth.JoinMarkSamuelstofindoutmoreinthisfun-filledworkshop.FestivalDinnerPre-book,￡21perpersonWhetheryouwanttoexploremoreaboutfood,orjustfancyatalkoverameal,joinustomarkthefirstsciencefestivalinLondon.Whichfoodsshouldyoueattotrickyourbrainintothinkingthatyouarefull?FindoutmorefromTomCrawford.1、Inwhicheventcanyoudecidethepayment?A．WalkontheWildSideB．IntroductiontoWavesC．ScienceintheFieldD．FestivalDinner2、Whowilltalkaboutexperiencesofcollectingdirectdata?A．SarahLaw.B．MikeGoldsmith.C．MarkSamuels.D．TomCrawford.3、Whatdothefoureventshaveincommon?A．Family-based.B．Science-themed.C．Pickedbychildren.D．Filledwithadventures.22．（8分）“AnUberself-drivingcarhitandkilledawomancrossingthestreetinArizona，U．S．，”policesaidonMonday，markingthefirstdeathcausedbyanautonomousvehicleandapotentialblowtothetechnologyexpectedtotransformtransportation．TherideservicescompanysaiditwasdelayingNorthAmericantestsofitsself-drivingvehicles，whicharecurrentlygoingoninArizona，PittsburghandToronto．So-calledrobotcars，whenfullydevelopedbycompaniesincludingUber，areexpectedtothoroughlycutdownonmotorvehicledeathsandcreatebillion-dollarbusinesses．ButMonday’saccidenthighlighted(凸顯)thepossiblechallengesaheadforthepromisingtechnologyasthecarsfacereal-worldsituationsinvolvingrealpeople．“Thiscatastrophicaccidenthighlightswhyweneedtobeexceptionallycautiouswhentestingandapplyingautonomousvehicletechnologiestopublicroads，”saidEdwardMarkey，amemberofthetransportationcommittee，inastatement．“ElaineHerzberg，49，waswalkingherbicycleoutsidethecrosswalkonafour-laneroadinthePhoenixsuburbofTempeatabout10p．m．MSTSundaywhenshewasstruckbytheUbervehicletravelingatabout65kilometersperhour，”policesaid．Thecarwasinautonomousmodewithanoperatorbehindthewheel．U．S．federalsafetyofficialsweresendingteamstoinvestigatethecrash．Canada’stransportationministryinOntario，whereUberconductstesting，alsosaiditwasreviewingtheaccident．“UberandWaymoonFridayurgedCongresstopassalawtospeedtheintroductionofself-drivingcarsintotheunitedstates．However，somecongressional(國會的)representativeshaveblockedthelegislationoversafetyconcerns，andMonday’sdeathcouldhamperpassageofthebill，”congressionalassistantssaidMonday．1、Accordingtothepassage，whichistheeffectoftheaccidentofthewoman’sbeingkilled?A．Peoplewillbecautiouswhilecrossingaroad．B．Thewoman’sfamilywillobtainabilliondollars．C．Theprocessoftransformingtransportationwillbeaffected．D．Self-drivingvehicleswillcutdownonmotorvehiclesdeaths．2、Theunderlinedword“hamper”inParagraph6mostprobablymean_________．A．makeB．preventC．startD．a(chǎn)ccelerate3、Whatistheauthor’spurposeinwritingthetext?A．Toarousethepublicconcernsoveraself-drivingsafety．B．Toremindcarproducerstobemorecarefulwhentestingvehiclestechnology．C．ToadvisetheCongresstopassalawtospeedself-drivingcarstestintheU．S．D．TourgetheU．S．federalsafetyregulatorstotakemeasurestolookintotheaccident．23．（8分）WhenIwasincollege,IspentasemesterstudyingabroadattheUniversityofStrathclydeinGlasgow,Scotland.Inmybrieftimethere,IcametoloveScotlandforitslocalculture,foodandscenery.Youmightthink,“Scotlandisn’tsodifferentfromtheUS;theystillspeakEnglishthere!”ButwhenIsteppedofftheplane,Iwasgreetedbyagruff-voiced(聲音粗啞的)ladyatcustoms.“You’llbecomingfromAmerica,then?”Sheaskedme,andInodded.“ButallofourguysareleavingGlasgowfortheStates!”HerthickScottishEnglishandsenseofhumorwereobviousrightaway.IwasnotintheUSanymore,wherecustomsagentsneverjokearound.AsIsettledinattheuniversity,Icouldfeelmyselfgettingusedtohearing—andevenspeaking—theScottishEnglishofmycustomsagent.Inclassroomdiscussions,peoplewouldsay“em”whentheycouldn’tthinkofwhattosayinsteadof“um”,whichwasgreatfun.Afterthefirstfewweeks,Istoppedchucklingaboutthis.Strathclydestudentsstayeduplateintothenight,runningaroundcampusandshouting,“Go!Let’sgo,let’sgo,let’sgo[curseword]Glasgow!”Prettysoon,Iwasnolongersaying“thanks”atthesupermarket—instead,Isaid“cheers”.MyScottishfriendsdrankwhiskeyandatehaggis(羊雜碎布丁).IdrankplentyofwhiskeybutfeltashamedtoadmitthatIwasn'tbraveenoughtotryhaggis.Scottishbakeriesusuallysellbridies(肉餡餅).Addacupoftea—thoughIusuallyAmericanizeditbychoosingcoffeeinstead—andabridiemakesforadeliciousbreakfast.EverytimeItookatrainanywhereinScotland,I’dgazeoutattherollinghillsandwonderifgrasswasgreenerthananywhereelseintheworld.ThenI’dreflectthatthere’sareasonthiscountrywasthebirthplaceofgolf.1、Whatdidtheauthorthinkoftheladyatcustoms?A．Impolite.B．Friendly.C．Serious.D．Calm.2、Whichofthefollowingcanreplacetheunderlinedword“chuckling”inParagraph3?A．Talkingloudly.B．Comparing.C．Laughingquietly.D．Hearing.3、Whatistheauthor’spurposeinwritingthetext?A．ToexplainwhyScotlandwasfamousforgolf.B．TopromotethedevelopmentofScottishcateringtrade.C．Tointroducedifferentpronunciationsof“em”and“um”.D．TosharehisexperiencesinScotlandasanexchangestudent.24．（8分）Worldrecordscanbesetevenifyouareover100yearsold.RobertMarchandwasbornin1911innorthernFrance.Heenjoysridingabicycle,andstartedcyclingseriouslywhenhewasinhis60s.Marchandisnow105yearsold.OnWednesday,acrowdgatheredattheVelodromeNational,about30kilometersoutsideofParis.Theyweretheretoseehowfarhecouldtravelinonehour.TherecordforonehourisheldbyBritain’sBradleyWiggins,aformerTourdeFrancewinner.Wigginscovered54.5kilometersin2015.EvelynStevensoftheUnitedStatesholdsthewomen’srecord.Shewentalmost48kilometersinanhourlastyear.In2012,Marchandsetarecordforridersover100yearsoldwhenhetraveledalmost27kilometersinanhour.Sothequestionmanypeopleaskedthisweekwas:“Couldhebreakhisownrecord?”Marchandsetoffonhisrecordattemptassportsloverscheeredandphotographerswatched.Hemovedslowlybutsteadilyaroundthecyclingtrack.Marchandisrelativelysmall.Heisonly1.52meterstallandweighs52kilograms.Whenthehourended,hecompleted92timesaroundthetrack.Thatisjustover22.5kilometers.Aftertheevent,Marchandsaidhecouldhavedonebetter.Hedidnotseehistrainerstellinghimheonlyhad10minutesremaining.“Iwouldhavegonefaster.Iwouldhavepostedabettertime,”hesaid.Butthenewswasstillgood,ashedidsetanewrecordforriders105-years-oldorolder.“I’mnowwaitingforarival(對手),”hesaid.1、Themainpurposeofthefirstparagraphistotellreaders.A．a(chǎn)nunbelievablefactB．bringinthetopicofthetextC．a(chǎn)nypersoncansetaworldrecordD．settingaworldrecordisnotsodifficultaspeoplethink2、WhichwordcanbestdescribethefeelingofMarchandjustaftertheevent?A．TiredB．ProudC．RegretfulD．Depressed3、WhichofthefollowingstatementsisNOTtrue?A．BradleyWigginssetthecyclingrecordin2015B．RobertMarchandistherecordholderofcyclingover100yearsoldC．Thewomen’srecordofcyclingrecordwassetbyEvelynStevensin2016D．ThoughMarchanddidn’tperformaswellasbefore,hestillsetarecordofcyclingthisyear.4、Whichofthefollowingwell-knownsayingsbestexpressesthemessageofthetext?A．Experienceisthebestteacher.B．Youcan’tteachanolddognewtricks.C．Abirdinthehandisworthtwointhebush.D．Oldpeoplemaystillcherishhighaspirations.25．（10分）Ifhumanspumpenoughcarbondioxide(CO2)intotheatmosphere,thestratocumulusclouds(層積云)coulddisappear,andtheearth'stemperaturecouldclimbsharplytoheightsnotpredictedincurrentclimatemodels.Itwouldburntheplanet.That'stheconclusionofapaperpublishedinthejournalNatureGeoscienceanddescribedindetailbyNatalieWolchoverforQuantaMagazine.AsWolchoverexplained,cloudshavelongbeenoneofthegreatuncertaintiesofclimatemodels.Computermodelsthateasilycapturethecomplexityanddetailofmostclimatesystemsjustaren'tpowerfulenoughtopredictworldwidechangesincloudbehavior.Butcloudsareimportant.Theyreflectsunlightawayfromtheearth'ssurface.Andstratocumuluscloudsarethosewhiteblanketsyoumighthaveseenasyoulookedoutthewindowofarmairplane,rollingoutbelowyouandhidingthegroundResearcherssuspectthatcertainsudden,pastjumpsintemperaturemayhavebeencausedbychangestocloudslikethese.Forthenewresearch,scientistsmodeledjustasmallpatchofskyusingasupercomputer.Theyfoundthatifcarbondioxidelevelsreachabout1,200partspermillion(ppm)intheatmosphere,stratocumuluscloudsbreakup.That'saveryhighcarbondioxideconcentration.Rightnow,levelshaveclimbedpast410ppm--adangerouschangefrom280ppmbeforetheIndustrialRevolution.ButhumansputmoreandmoreCO2intotheatmosphereeveryyear.Ifcurrenttrendscontinue,theearthcouldreach1,200ppmwithin100to150years.Thiscouldhappenifoursocietydoesn'tfollowthroughonanyofitscommitmentstoreduceemissions(排放),Wolchoverreported.Andevenifitdoes,theresultwouldbeanother8degreesCelsiusofheataddedtotheglobalaverage,ontopofthedangerouschangesalreadyunderwayduetogreenhousegases.That’sanenormouschange,anditgoesbeyondpredictionsofworldwideicemeltandcatastrophicsealevelrise.And,oncethestratocumuluscloudsaregone,Wolchoverreported,theylikelywouldn'treappearuntilatmosphericcarbondioxidelevelsdroppedbelowwheretheyarecurrently.There'sstillsomeuncertaintyinthedata.The1,200ppmfigurecouldchangeasscientistslookintotheissuefurther.1、Whatcanwelearnfromparagraph2?A．Mostclimatesystemsarenotcomplex.B．Cloudbehaviorisuncertainandhardtopredict.C．Temperaturechangesaffectthestratocumulusclouds.D．Thestratocumuluscloudsprotectplanesfromsunlight.2、Howdidthescientistsstudycloudsinthenewresearch?A．Bymeasuringthesealevel.B．Byexperimentinginanaturalstate.C．Bycomparingclimatemodels.D．Bycomputermodelingandanalyzing.3、Whatdoes"it"refertoinparagraph4?A．Theatmosphere.B．Theearth.C．Oursociety.D．Theresult.4、WhichofthefollowingstatementswouldWolchovermostprobablyagreewith?A．TheeffectsofCO2emissionshavebeenfullyassessed.B．Thestratocumuluscloudswon'treturniftheyaregone.C．Thebreakupofstratocumuluscloudscouldresultincatastrophes.D．OnceCO2levelreaches1,200ppm,stratocumuluscloudswillgoextinct.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）LeonardodaVincibeganpaintingtheMonaLisain1503.Hewasworking1aspecialpaintingforachurchatthattime,2thechurchpaintingwasnot3well.AnItalianbusinessmanaskeddaVincitopaintapictureofhissecond4.Thisisthewomanwho5beseenintheMonaLisa.Allinall,theMonaLisaisaverygoodexampleofdaVinci's6,anditsatisfiedthehusband.DaVinciused7andlightinaclever8inthepainting.DaVincilovedscienceand9Rightawayapersoncanseethatthereisalotofgeometry(幾何形狀)intheMonaLisa.ThefaceoftheMonaLisaismadeofmanycirclesand10shapeslike11.Evenher12canbeseenasasmallpartofalargecircle.Thewomaninthe13issittingonabalcony(陽臺),and14canbeseenbehindherbecauseDaVincilovedtostudyrocks,andthesecanbeseen15inhisotherpaintings.Thewomanissittingwithherknees16theside.Herheadisturnedtolookoutofthepainting.Herhandsare17togetherinfrontofher.Thiswayof18isnowusedbymany19whentheyare20.TheMonaLisaisaremarkablemaster.1、A．a(chǎn)boutB．upC．inD．on2、A．solongasB．butC．inspiteofD．however3、A．workingB．doingC．goingD．making4、A．wifeB．servantC．daughterD．nurse5、A．canB．mustC．shouldD．might6、A．novelsB．photosC．worksD．masterpiece7、A．darknessB．oilsC．heavinessD．blank8、A．handB．eyeC．wayD．picture9、A．geographyB．biologyC．chemistryD．maths10、A．longB．circularC．squareD．round11、A．cigarsB．packetsC．diamondsD．balls12、A．emotionB．patternC．preferenceD．smile13、A．paintingB．cottageC．exhibitionD．canvas14、A．sparrowB．mountainsC．landscapeD．kitten15、A．that’stosayB．overandoverC．ontheotherhandD．byandby16、A．onB．byC．toD．beyond17、A．hungB．caughtC．heldD．supported18、A．sittingB．paintingC．livingD．smiling19、A．modelsB．femalesC．bridegroomsD．brides20、A．playedB．beingpaintedC．paintingD．beingplayed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）Thisyear’stopawardinarchitecturegoestoBalkrishnaDoshi.ThisisthefirsttimeanIndian1．(win)inthe40-yearhistoryoftheaward,known2．thePritzkerArchitecturePrize,Somecomparetheaward3．theNobelPrize.Doshiwasbornin17inthecityofPune.HestudiedarchitectureinMumbaiandwasthefirstdirectorofAhmedahad’sSchoolofArchitectureandPlanning,now4．(name)CEPTUniversity.Hefoundedhisowncompanyin1956,andlivesandworksinAhmedabad.Doshihasbeenanarchitect,cityplanner,andeducatorfor70years.InAhmedabad,Dashi’sdesignscan5．(see)intheconcreteLifeInsuranceCorporationHousingbuildingstotheflowingcurves(曲線)oftheAmdavadniGufaartgallery.6．heisfamousfordesigninglow-costhousing.Doshisaidhislife’sworkhasbeentohelp“thehave-nots,thepeoplewhohavenothing.”Hecalledtheprizeanhonorbothfor7．(he)andforIndia.TheHyattFoundation,8．sponsorsthePritzkerArchitecturePrize,calledDoshi’swork“poeticandfunctional”.ItnotedthatDoshi’sbuildingsbothrespect9．(tradition)cultureandimprovethequalityoflifeinIndia.“Myworkisthestoryofmylife.Iamalwaysmovingforward,changingandsearchingtolookatlifebeyondarchitecture,”Doshisaidintheaward10．(announce).Doshiwillbegiventhe$100,000prizeinMayataceremonyinToronto,Canada.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）文中共有10處語言錯(cuò)誤，每句中最多有兩處。錯(cuò)誤涉及一個(gè)單詞的增加、刪除或修改。增加：在缺詞處加一個(gè)漏詞符號（^），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。DearBrown,LastsummerItakeapart-timejobintheInternationalCampforchildren、IhavebeentoldonemoreworkerwillbeneededinthisyearandIthinkyouarefittoit、Howaboutjoinus?Thecampisatthefootofasmallhillclosetoariver、Itissoabeautifulplace!Wecanhearbirdssinginghappyallaround、Everybodysleepsintents,thatisveryexciting、Weusuallyworkonlyfivehoursaday,sowewillhaveplentyofsparetimevisittheareaandhaveafun、Iamsureitwillbeanunforgettableexperience、Ifyouareinterestinginit,replytomesoon．Yours,LiHua第二節(jié)書面表達(dá)（滿分25分）29．（25分）假定你是李華，你所在的運(yùn)動(dòng)俱樂部將面向外國朋友開設(shè)太極(TaiChi)課，請寫一封郵件，邀請你校的英國交換生Peter參加，要點(diǎn)如下：1.上課時(shí)間和地點(diǎn)；2.報(bào)名的截止時(shí)間。注意：1.詞數(shù)100左右；2.可以適當(dāng)增加細(xì)節(jié)，以使行文連貫。___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

參考答案第一部分（共20小題，每小題1.5分，滿分30分）1、A2、C3、C4、B5、D6、B7、C8、C9、C10、C11、A12、A13、A14、D15、C16、C17、C18、C19、A20、B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、1、B2、C3、B22、1、C2、B3、A23、Japanisamysteriouslandoftechnologicalwonders,butthelatestisarelativelysimplesolutiontoanage-oldproblemfacedbybeginnersandprofessionalchefsalike.Grocerystoresacrossthecountryareabouttostartstockingonionsthatwon’tmakepeoplecry.Thenewtear-freeonioniscalledtheSmileBall,whichisaprettyadorablenameforavegetable,andit’sanonioncarefullyengineeredtonotirritate(刺激)theeyesofpeoplewhocutintoit.Regularonionsreleaseagaswhentheircellsaredamagedandthatgasirritatespeople’seyesandmakethemtearup.TheSmileBallonionsreleasenosuchagas,sotheycanbechoppedeasily.They