广东省清远市重点中学2024届高三二诊模拟考试英语试卷含解析

广东省清远市重点中学2024届高三二诊模拟考试英语试卷注意事项：1．答题前，考生先将自己的姓名、准考证号填写清楚，将条形码准确粘贴在考生信息条形码粘贴区。2．选择题必须使用2B铅笔填涂；非选择题必须使用0．5毫米黑色字迹的签字笔书写，字体工整、笔迹清楚。3．请按照题号顺序在各题目的答题区域内作答，超出答题区域书写的答案无效；在草稿纸、试题卷上答题无效。4．保持卡面清洁，不要折叠，不要弄破、弄皱，不准使用涂改液、修正带、刮纸刀。第一部分（共20小题，每小题1.5分，满分30分）1．Thedoctor’streatmenthasworkedmarvels:thepatienthascompletely．A．repeated B．returned C．recovered D．reminded2．Thisfootballplayerwasaccusedoftakingmoneyfornotscoringgoals______.A．bychance B．onend C．inturn D．onpurpose3．Therehasbeenpositivereactiontotheproposaltohelpthedisabled,theimpactwillbelastingespeciallyforyoungerones.A．onwhich B．onwhomC．ofwhich D．ofwhom4．Janecan’tattendthemeetingat3o’clockthisafternoonbecauseshe______aclassatthattime.A．willteach B．wouldteachC．hastaught D．willbeteaching5．AbookIreadlastyear,______nameIcan’tremember,changedmyideaabouttime.A．which B．thatC．whose D．what6．Inthismoviegoingseason,womenaredrivingticketsalestoadegree,ifever,seenbefore.A．really B．frequentlyC．rarely D．never7．Ifyou________cometoourvillage,I’llshowyouaround.A．will B．shall C．must D．should8．Visittheoldmanthisafternoon？Ifyou________，makesureyouwearsunscreenstoprotectyourskin.A．must B．canC．may D．shall9．Themajorityofnewbusinessesfailbecause,________theyhaveaproductorservicethatfillsagapinthemarket,theyusuallylacktheskillsinsales,marketing,andadministration.A．nowthatB．evenifC．aslongasD．asthough10．Itsuddenlyoccurredtohim____hehadlefthiskeysintheoffice．A．that B．whatC．where D．which11．AsurveysuggeststhattheroyalweddingofPrinceWilliamandKateMiddleton_____agreatboostforBritisheconomybecausealargenumberofvisitorsareexpectedtogo.A．willbe B．hasbeen C．was D．be12．—Iamwornout.—Metoo,allworkandnoplay.Soit’stimeto________.A．burnthemidnightoilB．pushthelimitsC．gowiththeflowD．callitaday13．ChinesePresidentHuJintaocalledforanimmediatecease-fireinLibya_____anevenworsehumanitariancrisisinthecountryattheBRICSSummitinHainanProvince.A．toprevent B．tohaveprevented C．preventing D．havingprevented14．Theyoungman,________inheavytrafficontheway,gothomeanhourlaterthanusual.A．catching B．caught.C．havingcaught D．tobecaught15．Howcomeeverykidtodayismeanttobeachampionforsomething_____weknoweverykidcan’tbeastar?A．incaseB．asifC．whenD．unless16．AsIopenedmyeyes,in______directionIlooked,Icouldseesmiling,peaceful,calmandcontentfaces.A．whatever B．however C．whichever D．wherever17．Youlookbeautifulinthisdressandthereisonlyoneofthiskindlefthere.Iwonderifyouwouldbuy________.A．it B．oneC．some D．any18．Oh!Theflowercan’tbesaved.Iftheflowerhadbeenwatered，itnow.A．wouldn’tbedying B．isdeadC．hadbeendead D．willnotdie19．--Mom,I’mgoingtothegraduationdancetonightbutIdon’tthinkIlookattractiveenough.—Oh,darling,don’tworry._______A．Theydon’tknowwhatbeautyis.B．Nobodywillcareaboutit.C．Youlookperfectthewayyouare.D．Impossibleisnothing,20．WhenThanksgivingDayisthecorner,storesandsupermarketsarebusywithpeople.A．around B．on C．with D．at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）Oursuccess,satisfactionandgeneralhappinessinlifeisnotdependentonwhathappenstousbuthowwedealwithit.Youwillprobablyknowfrompersonalexperiencewhatadifferenceyourattitudecanmakewhen,forexample,you’rereturningfaultygoodsormakingacomplaint.Anopen,politeandfriendlyapproach,expectingasatisfactoryresult,normallyresultsinoneaspeopletendtorespondwithasimilarattitude.If,however,youpresentanargumentwithanangry,accusingtone,expectingtrouble,thereislittledoubtthatthisiswhatyou’llget!Somepeopleseetheworldthroughafilterofoptimismandsomethroughafilterofpessimism(悲观)whichlargelycomesdowntohavingapositiveornegative(消极的)attitude.Peoplewhoaresufferingfromanegativeattitudeprimarilythinkthatsomethingcan’tbedone;theytalkaboutproblems,seeallthedifficulties,findfaultwithandcriticizeotherpeopleandfocusonallthethingstheywouldlikebuthaven’tgot.Onthecontrary,peopleblessedwithapositiveattitudethinkthatanythingispossible.Theylookforwaystosolvetheproblems,theyseethegoodineverybody,andtheyaregratefulforallthegoodthingsintheirlives.Whethersufferingfromorblessedwithyourattitude,thisisnotsomethingthatisputonusfromtheoutside.Weareverymuchresponsibleforourownattitude.Weallstartoutwitha“clean”boardbutthiscangetmuddiedbyourexperiencesinlife.Aschildrenwearemadefunofandevengetbullied(欺侮)andrejected,starttoexperiencedoubtandloseourself-confidence.Ifthis.continuesintoadulthood,itcanresultinabadattitudeinlaterlife.1、ItcanbeinferredfromParagraph2thatpeoplearelikelytotreatothers.A．thewaytheyaretreatedB．betterwhentheyaresatisfiedC．worsewhentheyareintroubleD．thewaytheyconsiderappropriate2、Accordingtothewriter,whataffectspeople’slifeattitude?A．Thesituationtheyface.B．Thepeoplearoundthem.C．Theirexpectationsoflife.D．Thewaytheyviewtheworld.3、Whatisthepurposeofthewriterinwritingthispassage?A．Toshowhowtoavoidanegativeattitude.B．Toshowtheimportanceofapositiveattitude.C．Tosharehispositiveattitudewithhisreader.D．Todescribetheeffectsofanegativeattitude.22．（8分）Giventherecentinterestingreenbuildingsinthemedia,let’sthinkdifferently.Insteadoffocusingonincreasingthesupplyofenergy,whatifwefocusonreducingdemand?Canwestartwithendingtheopen-doorpracticeofstreet-frontshops?Whilecoolairfromtheseshopsisrefreshingtopedestrians,itcarriesacost.Energyisusedintheairconditioningprocess.Soitmustbepossibletolookforchangesinregulationsthatwouldencouragemoreenergy-savingdesigns.Forinstance,ifwefixceilingfans,air-conditioninghomescouldsurelybeavoidedforpartoftheyear.Ceilingfansusefarlessenergy.Theywereinayearairconditionerscouldstayifceilingfanswerefixed.Inhomesbuiltunderthesmall-housepolicyinNewTerritories,theceilingmaybetoolowforceilingfans.Ifthe9-metermaximumbuildingheightregulationwererelaxed,ceilingfanscouldbefixedtoreduceenergyuse.Currentthinkinginsustainablebuildingdesignandoperationinvolvesintegrated(协调统一的)design,thatis,bringtogetherallpartiestocreateabuildingwithbetterperformancethatachievesenergyreduction.Forintegrateddesigntosucceed,allpartiesmustcometogetherandthinkbeyondeachperson’scircleofinfluence.Bettersolutionsareimpossibletoavoidwithintegrateddesign.Buildingswouldnolongerbeengineeredafterthebasicarchitecturewasbuilt.Positiveprojectoutcomesmayincludereducedair-conditioningload,reducedpoweruseforelectriclighting,andareductionintheamountofmaterialsused.Weneedtoaskifwearereadytolookbeyondourownsmallcirclesandseekanimprovedapproachtobuildingdesign.BythatImeananintegrateddesignresultinginmoresustainablebuildings.1、What'stheauthor'sattitudetowardstheopen-doorpracticeofthestreetshops?A．Supportive.B．Disapproving.C．Optimistic.D．Uncaring.2、Whydoestheauthorsuggestfixingceilingfans?A．Tofollowanoldpractice.B．Tohelpreduceenergyuse.C．Tocompletelyreplaceairconditioners.D．Tohelpcutdownondailyexpenses.3、What'sthekeytomakingsustainablebuildingsareality?A．Allpartiesshouldgetstartedatthesametime.B．Thebasicarchitectureshouldbefinishedfirst.C．Properdesignandperformancetoachieveenergyreduction.D．Seekingthesmall-housepolicyandsomesuccessfularchitects.4、Whatwouldbethebesttitleforthetext?A．Wasteless,livebetterB．Goodbye,airconditioningC．HowtoreducetheenergycostD．Greenbuildingscallforintegrateddesign23．（8分）You’reouttodinner.Thefoodisdeliciousandtheserviceisfine.Youdecidetoleaveabigfattip.Why?Theanswermaynotbeassimpleasyouthink.Tipping,psychologistshavefound,isnotjustaboutservice.Instead,studieshaveshownthattippingcanbeaffectedbypsychologicalreactionstoaseriesofdifferentfactorsfromthewaiter’schoiceofwords,tohowtheycarrythemselveswhiletakingorders,tothebill’stotal.Evenhowmuchwaitersremindcustomersofthemselvescandeterminehowmuchchangetheypocketbytheendofthenight.“Studiesbeforehaveshownthatmimicry(模仿)bringsintopositivefeelingsforthemimicker,”wroteRickvanBaaren,asocialpsychologyprofessor.“Thesestudiesshowthatpeoplewhoarebeingmimickedbecomemoregeneroustowardthepersonwhomimicsthem.”SoRickvanBaarendivided59waitersintotwogroups.Herequestedthathalfservewithaphrasesuchas.“Comingup!”Thoseintheotherhallwereinstructedtorepeattheordersandpreferencesbacktothecustomers.RickvanBaarenthencomparedtheirtake-homepay.’Theresultswereclear—itpaystomimicyourcustomer.Thecopycat(模仿者)waitersearnedalmostdoubletheamountoftipstotheothergroup.LeonardGreenandJoelMyerson,psychologistsatWashingtonUniversityinSt.Louis,foundthegenerosityofatippermaybelimitedbyhisbill.Afterresearchonthe1,000tipsleftforwaiters,cabdrivers,hairstylists,theyfoundtippercentagesinthesethreeareasdroppedascustomers’billswentup.Infact,tippercentagesappeartoplateau(稳定期)whenbillstopped$100andabillfor$200madetheworkergainnobiggerpercentagetipthanabillfor$100.“That’salsoapointoftipping,”Greensays.“Youhavetogivealittleextratothecabdriverforbeingtheretopickyouupandsomethingtothewaiterforbeingtheretoserveyou.Iftheyweren’tthere,you’dnevergetanyservice.Sopartoftheideaofatipisforjustbeingthere.”1、Howmanyfactorsaffectthecustomers’tipping?A．6.B．5.C．4.D．3.2、Whatdothestudiesshow?A．Mimicrybringsintoverybadfeelingsforthemimicker.B．Thewaiterwhomimicspeopleusuallygetslesstipthattheygive.C．Themimicwaiterscangetmoremoneythanthosewhodon’tmimicothers.D．Tippingcanbeaffectedbyphysicalreactionstomanydifferentwaiters.3、Whatistheopinionoftheauthoraccordingtothepassage?A．Hegiveshisgeneroustiptowaitersveryoften.B．HeagreeswithMrGreenandRickvanBarenabouttipping.C．HeobjectstoMrGreen’sideaabouttipping.D．HethinkspartofMrGreen’sexplanationisreasonable.4、Whatisthebesttitleofthispassage?A．HowMuchtoTipB．WhatIsTipC．WheretoLeaveaBigFatTipD．TippingIsVeryImportant24．（8分）Lately,my90-year-oldmomhasbeenmoreandmorequietandsleepy.Thisisveryoddanddisturbing.Atthesametime,my92-year-oldfatherhasbeensufferinghisownhealthproblems.Itisterribletoseemyfatherstruggletogethertotalk,saysomething,whenshedoesn’thavetheenergy.Theotherday,IrecalledhowmymotherusedtovisitawomannamedMrs.Demopolis,aGreekimmigrant,whomadethebestbaklava（果仁饼）!Shegavelessonsonbakinghemtomymother.Also,mymomusedtobakebaklavaoftenforatimeandthatwasabsolutepleasure.AsIspokeofthisoverthephone,mysilentmomcheeredupandsaidhowmuchshe’dlikeohaveoneagain.Now,theyliveinFloridaandIlikeinWales,UKwithmyhusbandandchildren,soIcan’tgoandbringhersomebaklavaorevenmakesomeinherkitchen.ButwhatIdidsuggestwasthatmyfatherorsistershouldbuysomebaklavaataGreekRestaurantandIshoulddoshesame,andwouldn’titbefuntoeatourbaklavaatexactlythesametimeandso,betogethersharingthemomentandthepleasure?Bothparentslovedtheideaandwedecidedtodoit.Itwaslovelytohearalittlehappinessinhervoice.Towdayslaterwebothhadourbaklavaandsharedtheexperience.Itmeantalottomyparents,andtome,todothis.Mymothersaidshewantstodothisagain,maybewithanotherfoodorevenbaklavaagain!Whynot?Andassheonlykeepslosingweightinsteadofgaining,itisgoodforhertofindfoodsthatappealtoherappetite.Itisbecominghardertofindwaystocommunicateoverthephone,butthiswasthiswasatleastaverygoodwaytodoso.Anditwasnice,aswell,toremindusofpleasantmemoriesofourpast.1、Whathasmainlyworriedtheauthorlately?A．Herfatherissufferingfromillness.B．Hermotherisbecominglessactive.C．Hermotherrefusestotalkwithherfather.D．Shehasdifficultyhelpinghersickparents.2、Whatdidtheauthorsuggesttopleasehermother?A．MrsDemopolisshouldbuysomebaklavaforhermother.B．Hermothershouldmakesomebaklavainherkitchen.C．Herfamilyshouldgettogethertocomforthermother.D．Herfamilyshouldeatthesamefoodatthesametimeseparately.3、Whatdoweknowabouttheauthor’smother?A．Sheisgettingthinner.B．Sheisstillunconscious.C．Shewillonlyeatbaklava.D．Shehasfoundherfavouritefoods.4、Whatcanbeinferredfromthetext?A．Theauthor’sfatherhaslostabilitytotalktohiswife.B．Theauthor’smotherlearnedtomakebaklavafromaGreekimmigrant.C．Theauthor’smotherhadlittleexcitementwhenhearingthesuggestion.D．Theauthor’sauthorandherparentsliveseparatelyindifferentcountiesintheUK.25．（10分）VisitorstothegroundsofNewCollegeatEngland’sOxfordUniversitypassunderanirongatewiththeadvice:Mannersmaketheman.Evenafteranappropriateupdateto:Mannersmaketheperson,it’sthought-provoking(引人深思的)—especiallytotoday’sAmericans.Whenwethinkaboutwhatmakestheperson—it’smorelikelythedegree,thejob,thesalary.Sincewhendowecountmannersasameasureofsuccess?Wedoknowthatthesewouldmakelifenicer,ifmoretolerable.However,weforgetoroverlookourmanners.So,itseems,doeseveryoneelse—including,unluckily,ourchildren.Asauniversitypresident,oneofmygreatjoysistovisitourcampusesandseeourstudents,thoughwe’reseparatedbydifferentgenerations,interests,and,ofcoursedressing,eachstudenttellsmesomethingwithinthefirstfewminutesthatwemeet:whetherheorshehasbeentaughtmanners.Isensethisindifferentways:throughherwordsorhergestures,inthewayshelistensorhowhereferstofriendsandfaculty,howshegreetsandsaysgoodbye,howherespondswhenanelderlypersonenterstheroom.Intheabsenceofmanners,however,Imakesomeallowances.Forinstance,themanyethnic(种族的)groupsthatstudentsrepresentoftenhavedifferentexplanationsofwhatmakesupgoodmanners.Inothercases,somestudentsmayrejectwhatthey’velearnedtobreakfromtheirparentsandbeacceptedbyotherstudents.Whetherstudentsarebeingdifferentoropenlyopposing,arecentexperienceIhadwiththemtellsmethatthere’ssomehopeforrevivingandgoodmanners.Goodmannersdon’tjustguaranteeacceptance.Goodmannersopendoorstodeeperconnectionsandmoremeaningfulrolesinoursociety.Goodmannersaregentlesignalsthatshowwecareaboutoneanotherandallowustorelatetoanotherpersoninathoughtfulwaybutatarespectabledistance.1、Whichofthefollowingisseldomamarkofsuccesstopeopletoday?A．Handsomeincome.B．Anacademicdegree.C．HighranksintheofficeD．Politebehavior.2、Whatdoestheunderlinedpart“makesomeallowances”inParagraph4probablymean?A．treattheabsenceofmannersdifferentlyB．rejecttheabsenceofmannersC．opposebadmannerssomehowD．partlypermitbeingintheabsenceofmanners3、Whichofthefollowingisthebenefitbygoodmanners?A．GoodmannersmakespeoplethoughtfulB．GoodmannershelpdeeperconnectionswithothersC．GoodmannersguaranteeacceptanceofourselvesD．Goodmannersinspirepeopletocareaboutoneanother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）Once，whenIwasateenager，myfatherandIwerestandinginlinetobuyticketsforthecircus.1，therewasonlyonefamilybetweenusandtheticketcounter.Thisfamilymadeabig2onme.Therewereeightchildren，allprobablyundertheageof12.Youcould3theyweren'trich.Theirclotheswerenotexpensivebuttheywere4Thechildrenwere5，allofthemstandinginline，two-by-twobehindtheirparents，6hands.Theywere7jabbering（喋喋不休地说）abouttheclowns，elephants，andotheractstheywouldseethatnight.Onecould8theyhadneverbeentothecircusbefore.It9tobeahighlightoftheiryounglives.Theticketladyaskedthefatherhowmanyticketshewanted.Heproudly10，“Eightforchildrenandtwoforadults，please.”Theticketladytoldhimtheprice.Themother'shead11，andherlipbegantotremble.Thefatherleanedalittle12andasked，“Howmuchdidyousay？”Theticketlady13theprice.Themandidn'thaveenoughmoney.Seeingthis，mydadputhishandintohispocket，14a$20billanddroppeditontheground.（Wewerenotwealthyinanycaseoftheworld！）Thenhe15down，pickedupthebill，tappedthemanontheshoulderandsaid，“Excuseme，sir，thisfelloutofyourpocket.”Themanknewwhatwasgoingon.Hewasn'tbeggingforahandout（施舍物）16certainly17thetimelyhelpinsuchan18situation.Hetookmyfather'shandinbothofhis，squeezedtightlyontotheS20bill，andwithatearrunningdownhischeek，hereplied，"Thankyou，sir.Thisreally19alottomeandmyfamily.”MyfatherandIwentbacktoourcarand20home.Wedidn'tgotothecircusthatnight，butwedidn'tgowithout.1、A．Immediately B．Finally C．Hopefully D．Suddenly2、A．difference B．effort C．impression D．suggestion3、A．tell B．agree C．believe D．suppose4、A．shabby B．simple C．common D．clean5、A．polite B．lovely C．well-behaved D．badly-behaved6、A．holding B．shaking C．putting D．waving7、A．bravely B．excitedly C．bitterly D．honestly8、A．know B．understand C．judge D．sense9、A．decided B．recommended C．promised D．allowed10、A．laughed B．responded C．commented D．announced11、A．dropped B．bent C．shook D．nodded12、A．nearer B．harder C．tighter D．closer13、A．refused B．recited C．repeated D．reduced14、A．putout B．pulledout C．pickedout D．gaveout15、A．jumped B．lay C．knocked D．reached16、A．but B．and C．or D．so17、A．offered B．admired C．rejected D．appreciated18、A．interesting B．embarrassing C．enjoyable D．unbelievable19、A．pays B．costs C．gives D．means20、A．went B．got C．drove D．walked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）Ithasbeenwidelyacceptedthatdinosaursdiedoutbecauseof1．unexpectedincident.Butwildlifetoday2．(disappear)orisindangerjustbecausehumansdoharmtoit.Forexample,tigersarehuntedforfurtomakecarpets;grassland3．(destroy)withoutmercy(怜悯)sothatalotofanimalscanonlyliveinsecurereserves.Lastyear,scientistssawsomemonkeysmakinguseofacertainkindofinsectstoprotectthemselves4．fiercemosquitoes.Afteracarefulstudy,scientistsfoundthattheinsectscontaina5．(power)drug.Thenlocalfarmerswereemployed6．(catch)theinsectstomakemedicine.Theresultwas7．theinsectsdisappearedfromthewholearea.Whenthefarmersweretoldthatitwasalosstohumanstheyburstintolaughterandresponded,“Thereallossis8．(we)decreasingincome.”Weshouldappreciatethenaturalbalanceandpaymoreattentiontothe9．(important)ofwildlifeprotection.Notuntilwesucceedin10．(let)wildlifeliveinpeace,canwesmileinrelief.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，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误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（∧），并在此符号下面写出该加的词。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。DearBill,I’mgladtoreceiveyourletter.Thankyouforyourcaringfortheweatherormyhealth.NowI’dliketotellyouanythingaboutthesmog.Sincelastwinter,thesmoghasbeenoccurredalotoftimes.Ithasdonegreatharmtoourdailylife—agreatnumberpeoplegotsick;manytrafficaccidentshappenedandquitelotsofflightshadtobeputup.Luckily,peoplehaverealizedtheseriousharmcausingbythesmogandtheimportanceofprotectingtheenvironment.Peoplealloverthecountryaretakingmeasuretoreducethesmog.Asforme,Iwillgotoschoolbybikeoronfoot,andIwouldn’tthrowthewasteanywhere.Beside,Iwilltellpeoplearoundtotrytheirbesttoprotecttheenvironment.Wouldyouliketotellmesomeothergoodideas?Lookingforwardtoreceiveyourreply.第二节书面表达（满分25分）29．（25分）假如你是李华，在“国际青年服务日”（GlobalYouthServiceDay）与同学去老年之家（nursinghome）帮忙。请给网友写封邮件，简述此次活动，内容包括：1.时间，地点2.活动过程3.你的感受注意：1.词数1002.可以适当增加细节，以使行文连贯DearTom,Theannual“GlobalYouthServiceDay”isaimedatcultivatingyoungpeople’sloveofservice.______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________.Lookingforwardtoyourreply.Yours,LiHua

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、C2、D3、C4、D5、C6、C7、A8、A9、B10、A11、A12、D13、A14、B15、C16、C17、A18、A19、C20、A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、A2、D3、B22、1、B2、B3、C4、D23、1、B2、C3、B4、A24、1、B2、D3、A4、B25、Imaginethatyou’relookingatyourcompany-issuedsmartphoneandyounoticeane-mailfromLinkedln:“Thesecompaniesarelookingforcandidateslikeyou!”Youaren’tnecessarilysearchingforajob,butyou’realwaysopentoopportunities,sooutofcuriosity,youclickonthelink.Afewminuteslateryourbossappearsatyourdesk.“We’venoticedthatyou’respendingmoretimeonLinkedlnlately,soIwantedtotalkwithyouaboutyourcareerandwhetheryou’rehappyhere,”shesays.Uh-oh.It’sanawkwardscene.Attrition(损耗)hasalwaysbeenexpensiveforcompanies,butinmanyindustriesthecostoflosinggoodworkersisrising,owingtotightlabormarkets.Thuscompaniesaremakinggreatereffortstopredictwhichworkersareathighriskofleavingsothatmanagerscantrytostopthem.Methodsrangefromelectronicmonitortowell-designedanalysesofemployees’socialmedialives.Someofthisworkmaybeareasontoletemployeestoquit.Ingeneral,peopleleavetheirjobsbecausetheydon’tliketheirboss,don’tseeopportunitiesforpromotionorgrowth,orareofferedahigherpay;thesereasonshaveheldsteadyforyears.NewresearchconductedbyCEB,aWashington-basedtechnologycompany,looksnotjustatwhyworkersquitbutalsoatwhen.“We’velearnedthatwhatreallyaffectspeopleistheirsenseofhowthey’redoingcomparedwithotherpeopleintheirpeergroup,orwithwheretheythoughttheywouldbeatacertainpointinlife,saysBrianKropp,whoheadsCEB’sHRpractice.“We’velearnedtofocusonmomentsthatallowpeopletomakethesecomparisons.”Technolog