宁夏中宁一中2024届高考冲刺英语模拟试题含解析

宁夏中宁一中2024届高考冲刺英语模拟试题注意事项：1．答卷前，考生务必将自己的姓名、准考证号填写在答题卡上。2．回答选择题时，选出每小题答案后，用铅笔把答题卡上对应题目的答案标号涂黑，如需改动，用橡皮擦干净后，再选涂其它答案标号。回答非选择题时，将答案写在答题卡上，写在本试卷上无效。3．考试结束后，将本试卷和答题卡一并交回。第一部分（共20小题，每小题1.5分，满分30分）1．Why________youchoosetoworkinaremotevillageschoolwhenyoucanownarespectablejobinacity?A．need B．shouldC．must D．will2．Oncehemakesuphismindtodosomething,seldom______giveitup.A．hewill B．doesheC．wouldhe D．willhe3．Whydoyouwantanewjob______you’vegotsuchagoodonealready?A．that B．whereC．which D．when4．Theteachercameintotheclassroom_______byhisstudents.A．following B．tobefollowing C．followed D．havingfollowed.5．It’ssupposedtobetheendofthepaperback(简装书)andthe__________ofdigitalmedia,butsomebookstoresaresurvivingtheInternetAgewithsurprisingsuccess.A．deadline B．dawnC．dusk D．departure6．--Hello,Kate.Howisyourweekendathome?--Awful!YouknowitisthefirsttimeI____aloneathome,boredtodeath.A．hasleft B．hadleft C．hadbeenleft D．havebeenleft7．Theboss_________theemployeesariseinsalaryforages,butnothinghasoccurredyet.A．promisedB．hadpromisedC．wouldpromiseD．promises8．Thelittleboystaredatthestrangemanquestioningly,not________whethertobelievewhathehadsaid.A．toknow B．knowingC．known D．havingknown9．Theeconomyinbigcitieshascontinuedtorisethankstothelocalgovernmentstoincrease______.A．thatB．themC．itD．those10．Thisisthefirsttimethatwe________afilminthecinematogetherasafamily.A．see B．hadseenC．saw D．haveseen11．DorisLessing，anauthorwhohashadafascinatinglife，livedinIran_______shewasfivebeforemovingtoZimbabwe．A．unless B．sinceC．until D．after12．Throughouthistory,Chinanevercolonizedanynation._________thispeacefultradition,itiscommittedtobuildingacommunitywithasharedfutureformankind.A．InlinewithB．InregardtoC．InharmonywithD．Inadditionto13．Intheearlymorningallofusstoodatthetopofthemountain___________eastofthecity,watching__________burningsunrising.A．/;a B．the;aC．the;the D．/;the14．—Mum,isthepairofgloves________mine?—Yes.Youhavetowearanotherpair.A．washing B．havewashedC．beingwashed D．havingwashed15．Mollyfinallyagreed,_____reluctantly,togoandseeadoctor.A．afterwards B．almostC．otherwise D．somewhat16．—FlightMU257_______________.Imustbeoffnow.—Haveanicetrip.A．isbeingannouncedB．hasannouncedC．wasannouncingD．hadbeenannounced17．Ifyougotobuythetopbest-sellingCD,pleaseget______forme.A．one B．itC．this D．that18．WethesunshineinSanyanowifitwerenotforthedelayofourflight.A．wereenjoying B．wouldhaveenjoyedC．wouldbeenjoying D．willenjoy19．Whenwas_____youlastmetJennifer?Ihaven’tseenherforages.A．itthat B．it C．itwhat D．what20．youcanlearntoappreciatethechallengesinlife,youwillfindinnerstrength.A．WhenB．WhileC．BeforeD．Unless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）StephenHawking’sfinalfearwasthatDNAmanipulationwouldleadtoamasterraceofsuperhumans.Thephysicist,whodiedaged76inMarch,2018,thoughtthedevelopmentcoulddestroytherestofhumanbeings.HislastpredictionisrevealedinanewbookofhiscollectedarticlesandessayscalledBriefAnswerstoBigQuestions.Hawkingfearedrichpeoplewouldsoonbeabletoedittheirchildren’sDNAtoimproveattributeslikememoryanddiseaseimmunity.Andhesaidthatwouldposeacrisisfortherestoftheworldevenifpoliticianstriedtoillegalizethepractice.Inanextract(摘录)publishedbyTheSundayTimes,hewrote:“Iamsurethatduringthiscenturypeoplewilldiscoverhowtomodifybothintelligenceandinstinctssuchasaggression.“Lawswillprobablybepassedagainstgeneticengineeringwithhumans.Butsomepeoplewon’tbeabletoresistthetemptationtoimprovehumancharacteristics,suchasmemory,resistancetodiseaseandlengthoflife.”Andhesaidthatwouldcausehugeproblemsforhumanswhohavenotundergonethesameprocess,leavingthemunabletocompete.Theprofessorevenwarneditcouldleadtotheextinctionofhumanityasweknowit.Hesaidofnormalhumans:“Presumablytheywilldieout,orbecomeunimportant.Instead,therewillbearaceofself-designingbeingswhoareimprovingatanever-increasingrate.”TheBriefHistoryofTimeauthoralsoreferstotechniqueslikeCrispr,whichenablesscientiststomodifyharmfulgenesandaddinothers.Andalthoughsuchprocedurescouldbeaboostformedicalscience,somecriticsareworriedthattheycouldcauseaeugenics-style(优生方式)movement,wheretheweakareweededoutofsociety.Thenewbook,publishedbyHodder&StoughtononTuesday,alsocollectshiswritingsonwhathethoughtwerethebigquestionsfacingscienceandwidersociety.Init,heexamineswhetheraliensexist,colonizespaceandwhetherhumanswillevergobeyondourSolarSystem.1、StephenHawking’sviewsdon’tinclude_________.A．DNAmanipulationcouldleadtotheextinctionofhumanbeings.B．Thereexisttechniquestomodifyharmfulgenesandaddingoodgenes.C．Peoplecannotresistthetemptationtoimprovehumancharacteristics.D．Humanswhohaven’tundergonegeneticengineeringmaydieout.2、WhichoneisthehookpublishedbyHodder&Stoughton?A．BriefAnswerstoQuestions. B．TheSundayTimes.C．TheBriefHistoryofTime. D．SolarSystem.3、What’sStephenHawking’sattitudetowardshumangeneticengineering?A．Supportive. B．Impartial. C．Favorable. D．Concerned.4、Whatdoesthetextmainlywanttotellus?A．Crisprcanenablescientiststogetharmfulgeneschanged.B．DNAmanipulationwillcreateamasterraceofsuperhumans.C．HumanswillcolonizespaceandgobeyondourSolarSystem.D．DNAmanipulationmayleadtotheextinctionofhumanbeings.22．（8分）Fromthemomentyouopenyoureyesinthemorning,youcanfeelsweatrunningdownyourbody,evenifyou'rebarelymovingatall.That'swhatmostpeopleinChinafeltlikethissummer.Infact,theentirenorthernhemisphere(半球)sawhightemperaturesinJuly.TheArcticCirclewasnoexception(例外).TemperaturesinthecityofNorilsk,whichisintheArcticCircle,reachedarecordhighof32℃,TheAtlanticreported.Temperaturesthereareusuallyjust10℃atthistimeoftheyear.TheheatwaveintheArcticismainlyalong-termresultofglobalwarming,accordingtotheChineseAcademyofMeteorologicalSciences.Infact,whilethewholeworldisgettingwarmer,theArcticiswarmingtwiceasfastastherestoftheplanet.Thisiscalledthepolaramplificationeffect（极地放大效应）.ThemostdirectimpactofArcticwarmingisthemeltingofArcticice.AccordingtoNASA,Arcticseaiceisnowdisappearingatarateof13.2percentevery10years.NASAsaidthatifthiscontinues,theArcticwillhavenoicebytheyear2040.ThishasputsomeArcticanimals,likepolarbears,indanger.Theicethatthebearsliveonhasshrunk(缩小),theTorontoStarreported.Meltingicecanalsocausesealevelstoriseinthelongterm.Since1993,sealevelshaverisenatarateof3.2cmevery10years,theGuardianreported.Somecountries,suchasTuvalu（图瓦鲁）intheSouthPacificOceanandMaldives（马尔代夫）intheIndianOcean,areatriskofdisappearingintothesea1、Whichofthefollowingistrue?A．Somecountriesintheoceanwilldisappearin10yearsB．ChinaisthehottestinthenorthernhemispherethissummerC．ThetemperaturesinNorilskusedtobelowerthanthissummer.D．TheworldgetswarmerbecauseoftheheatwaveintheArctic2、Whatdoestheunderlinedword"this"inthethirdparagraphreferto?A．TheheatwaveintheArcticB．TheresultofglobalwarmingC．GettingwarmerintheworldD．TheArcticgettingwarmfaster3、WhatmaybetheresultofthemeltingofArcticice?A．ThepolarwillbecomedangerousB．SealevelsriseinthelongtermC．TherewillbeanendofwatershortageD．Therewillbenoiceintheworldby20404、Whatisthemainideaofthispassage?A．HeathitsArcticB．Arcticanimalsareindanger.C．TheworldbecamehotterthanbeforeD．Somecountriesmaydisappearintothesea23．（8分）Nobelprizewinnerssometimesdisplayasmuchuniquenesswhendecidinghowtospendtheirprizemoneyastheydidontheworkthatwonthemtheawardinthefirstplace.WhenSirPaulNursewontheNobelPrizeforMedicinein2001,hedecidedtoupgradehismotorbike.Afellowwinnerin1993,RichardRoberts,installedacroquetlawninfrontofhishouse.AustrianauthorElfriedeJelinek,whowonin2004,saidtheprizemeant“financialindependence.”LarsHeikensten,executivedirectoroftheNobelFoundation,saidtherewerenoobviousshoppingtrendsamongwinners.“Ithinkitdependsalotonwhichcountrytheycomefrom,theirpersonalfinances...whatkindofincomestheyhavewhentheygettheprize,”hesaid.Realestate,however,isapopularoption,atleastamongthosewillingtorevealwhattheyspendthemoneyon.PhillipSharp,theAmericanco-winnerofthe1993medicineprize,decidedtosplashoutona100-year-oldFederalstylehouse.“Itookthatmoneyandboughtalittlebitbiggerhouse...It’sabeautifuloldplace,”hetoldAFP(法新社),addingthat“Themoneyisanicepartoftheprocess”,but“theimportantthingabouttheprizeistherecognition.”Forwinnersofthepeaceprizethedecisionisoftenmoreclear-cut,asthehonortendstogotopoliticians,organizationsandactivistswhoareundermorepublicsupervision.Many,likeUSPresidentBarackObamain2009andtheEuropeanUnionin2012,donatetocharities.Literaturewinnerstendtobemoreprivateabouthowtheyusethemoney,butthechoiceisoftenequallystraightforward.“EvenifNobel-winningauthorsarequitewellknown,manyofthemwillnothavemademuchmoneyfromwriting,"saidAnnaGunder,aNobelliteratureexpertatUppsalaUniversity.Whiletheprizemightkeepthewolffromthedoorforsomeyears,givingthemfreedomtowrite,itcanalsobrieflyhavetheoppositeeffect.“Itreallychangestheircareers...Duringthefirstyearafterthey’vewontheyoftenwriteless,buttheygenerallycontinueafterayearortwo,”saidGunder.1、Fromthepassage,welearnthat________.A．themoneyisactuallythebestpartoftheNobelPrizeB．NobelwinnershavegreatoriginalityinusingprizemoneyC．fewwinnerswouldspendtheirprizemoneyonhousesD．winnersbecomemoreindependentontheircountry2、Whichofthefollowingisclosestinmeaningtotheunderlinedphrase“clear-cut”inparagraph6?A．open B．private C．unique D．complex3、Accordingtothepassage,inthefirstyearafterwinningNoblePrize,literaturewinnersmay________.A．becomelessproductiveB．makemoremoneyfromwritingC．havethefreedomtocreatemoreandbetterworksD．disappearfromthepubliceyesforaperiodoftime24．（8分）ChooseYourOne-Day-Tours!TourA-Bath&StonehengeincludingentrancefeestotheancientRomanbathroomsandStonehenge-￡37until26Marchand￡39thereafter.Visitthecitywithover2,000yearsofhistoryandBathAbbey,theRoyalCrescentandtheCostumeMuseum,Stonehengeisoneoftheworld’smostfamousprehistoricmonumentsdatingbackover5,000years.TourB-Oxford&StratfordincludingentrancefeestotheUniversityStMary’sChurchTowerandAnneHathaway’s-￡32until12Marchand￡36thereafter.Oxford:IncludesaguidedtourofEngland’soldestuniversitycityandcolleges.Lookoverthe“cityofdreamingspires(尖顶）”fromStMary‘sChurchTower.Stratford:IncludesaguidedtourexploringmuchoftheShakespearewonder.TourC-WindsorCastle&HamptonCourt:includingentrancefeestoHamptonCourtPalace-￡34until11Marchand￡37thereafter.IncludesaguidedtourofWindsorandHamptonCourt,HenryVILL’sfavoritepalace.FreetimetovisitWindsorCastle(entrancefeesnotincluded).With500yearsofhistory,HamptonCourtwasoncethehomeoffourKingsandoneQueen.Nowthisformerroyalpalaceisopentothepublicasamajortouristattraction.Visitthepalaceanditsvarioushistoricgardens,whichincludethefamousmaze(迷宫)whereitiseasytogetlost!TourD–CambridgeincludingentrancefeestotheTowerofSaintMarytheGreat-￡33until18Marchand￡37thereafter.IncludesaguidedtourofCambridge,thefamousuniversitytown,andthegardensofthe18thcentury.1、WhichtourwillyouchooseifyouwanttoseeEngland’soldestuniversitycity?A．TourA B．TourBC．TourC D．TourD2、Whichofthefollowingtourschargesthelowestfeeon17March?A．WindsorCastle&HamptonCourt B．Oxford&StratfordC．Bath&Stonehenge D．Cambridge3、WhyisHamptonCourtamajortouristattraction?A．Itusedtobethehomeofroyalfamilies B．Itusedtobeawell-knownmazeC．ItistheoldestpalaceinBritain D．Itisaworld-famouscastle25．（10分）WaitingForYouHarvardArtMuseums,32QuincyStreetCambridgeMAArtStudyCenterOpenHoursThroughDecember21,theArtStudyCenterwillholdspecialopenhoursonMondays,from1pmto4pm.TheArtStudyCenterislocatedonLevel4.PleasebepreparedtopresentaphotoID．Theworkerswillchargeyou25centsforaccess.Level4willcheckbags,coats,umbrellas,andanyfoodordrink.DoremembertoputthingsinthelockersonLevel1.StudentGuideTourThesetours,designedandledbyHarvardstudentsfromarangeofscientificgroups,focusonanimalsandplantlife.Theyprovidevisitorsauniqueviewintolearningaboutcreatures.PleasemeetintheCalderwoodCourtyard,infrontofthedigitalscreensbetweentheshopandtheadmissionsdesk.Freewithmuseumsadmission.Toursarelimitedto15people;noregistrationrequired.ToursareofferedeveryTuesdayandFridayat2pm,andeverySaturdayandSundayat3pm.NotethattherewillbenotoursonFriday,November27orSaturday,November28,becauseoftheThanks-givingbreak.ArtStudyCenterThepubliciswelcometovisitthemuseums’ArtStudyCenter.However,youneedtoshowthetickets.Thetickets’details:$15Adults$13Seniors(65+)$10Non-Harvardstudents(18+)FreeHarvardfaculty,students,andstaff(plusoneguest)FreeYouthunder18FreeCambridgeresidents(proofofresidencyrequired)1、Whatshouldthevisitorsknowabouttheactivities?A．Anyadultneedsa$15tickettovisittheArtStudyCenter.B．AnyHarvardstaffcanvisittheArtStudyCenterwithafriendforfree.C．VisitorscanjointheStudentGuideTouronSundaymornings.D．Agroupof20visitorsshouldgathertogethertojointheStudentGuideTour.2、Whichinformationcanbefoundinthetext?A．OnecantakehotdogstoLevel4.B．TheArtStudyCenterwillholdspecialtoursonTuesdayandFridayat2pm.C．TheArtStudyCenterneedsregistration.D．NoticketisrequiredfortheStudentGuideTour.3、TheStudentGuideTourmightbeledbystudentsgoodat___________.A．artB．literatureC．scienceD．politics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）OurfamilymovedtoAmericatenyearsago.OnedayIcamehomeafterschool,1.IaskedmymomtonolongerputMiddleEasternfoodinmy2.Sheandmyfatherbecamequiet.Throughquestioning,mymothermademetellthe3thattheotherstudentshadgivenmeavery4timebecausemy5wasdifferent.SoI6.“Fromnowon,couldwedopeanutbutteronWonderBreadandanapple?”Mybrotherandsistersaidthey’dlikethesamebecausetheyhadalso7it.TherewerenoAfricanAmericansorAsiansinourschool.Ithoughttherewas8fromIndiaorLatinAmerica,either.Itwas9acommunitybasedontheir10religionandculture.Amongthem,ourfamilyseemed11.Myfather’sfamilywasfromSyria;mymom’sfromPalestine.Ourfoodwasdifferent;wehadholidaycustomslikenobodyelse.Allthese12usfromothers.Aweeklatertheteacherannouncedthatweshouldnotbringlunchesthefollowingday.Tomy13,thenextdayatlunch,incamemymotherwithboxesofMiddleEasternfood.Theteacher14her,“ThisisMrs.Nimen,Tom’smom.”Shetookoutthefoodandstarted15thekidsKibble—abakeddish.Shehad16bakedbreadfortheclasstotakehome.Shemadethekidsveryexcited,whowere17everythingIwaseatingaweekearlier.18heretheywere19mymother’sfood!Mymotherdidthesamethingafterwardsinmybrother’sandsister’sclasses.Thoughthisdidn’tendtheracialproblem,itmadea(an)20.Shewasapioneerofdiversity,usingMiddleEasternfriendlinessinanartfulway.1、A．proudB．upsetC．satisfiedD．hungry2、A．breakfastB．lunchC．supperD．dessert3、A．jokeB．taleC．truthD．lie4、A．difficultB．shortC．pleasantD．unforgettable5、A．lookB．familyC．foodD．belief6、A．decidedB．orderedC．insistedD．requested7、A．experiencedB．rememberedC．refusedD．heard8、A．somebodyB．nobodyC．everybodyD．anybody9、A．mainlyB．usuallyC．particularlyD．extremely10、A．favoredB．sharedC．concernedD．achieved11、A．strangeB．poorC．richD．happy12、A．freedB．removedC．protectedD．distinguished13、A．reliefB．delightC．knowledgeD．amazement14、A．greetedB．approachedC．introducedD．congratulated15、A．cookingB．servingC．sellingD．lending16、A．evenB．stillC．oftenD．ever17、A．takingchargeofB．gettingridofC．makingfunofD．catchingholdof18、A．AndB．ButC．OrD．So19、A．expectingB．enjoyingC．wastingD．distributing20、A．effortB．attemptC．discoveryD．difference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）语法填空Somenewcarmodelsarefashionable.Otherscangoalongwaywithonlyalittlegas.Butallaretakingadvantageoftechnologythatismakingdrivingsaferand1．(easy).ThenewFordEscapehastechnologythathelpsthecaravoidcrashes.Anewcontrolsystemchangesthecar’sspeed2．(keep)asafedistancefromothercarsontheroad.Itworks3．usingsensorsthatmeasuretheEscape’sdistancefromothervehicles.4．(drive)canconnecttotheFordEscape’selectronicsystemwiththeirsmartphone.Thephonecanstartandtracktheircarfromanywhere.5．emergencyvehiclesarenear，theHeedfulAudioAlertSystem,orHAAS,willwarndrivers.Thedevicehasasensor6．detects(发现)thesoundofanemergencyvehiclesiren(汽笛).Thedevicethen7．(send)awarningtothedriversphone.Acompany8．(call)SoberSteeringhasdevelopedadevicetostopdrunkendrivers.Thedevicecandetectalcoholintheskin.Ifthedriver’salcohollevelistoohigh,9．willshutdownthevehicle.Justastechnologyischanginglifeathomeandatwork,it10．(change)lifeontheroadaswell.第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）假如英语课上老师要求同桌之间交换修改作文，请你修改你同桌的以下作文，文中共有10

处语言错误，每句中最多有两处。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。Thisafternoon,ourclassinvitedanoldcraftsmanteachusaboutChinesepapercutart、Onarrivingatourclassroom,hewasgivenawarmlywelcome、Firstofall,hetoldusthatChinesepapercutisatraditionalartformorit’sakindoffolkculturewiththelonghistory、Then,heshowedusthatthebasicstepsandskillsofpapercut、Wealllistenedandwatchedattentive、Afterthat,webegantocreatetheirownworks、Theoldcraftsmanwalkedaroundus,guidinguspatiently、Finally,hepraisedthestudentswhodowell、Admiringourworks,wewereallveryexciting、Welearnedalotfromthisactivity、Ihopewecanhavemoreactivityofthiskindinthefuture、第二节书面表达（满分25分）29．（25分）假定你是李华，正在你校做交换生的英国好友Bruce发邮件说他打算参加你校“ChineseArt”兴趣小组，有两门课程可以选择:剪纸(paper-cutting)和京剧(BeijingOpera)，希望你能给些建议。请你给他回一封邮件，内容包括:1.你建议的课程；2.你的理由；3.你的祝福。注意:1.短文词数不少于100。2.内容充实，结构完整，语意连贯。DearBruce,________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________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、D4、C5、B6、D7、A8、B9、C10、D11、C12、A13、A14、C15、D16、A17、A18、C19、A20、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、C2、A3、D4、D22、1、C2、D3、B4、A23、1、B2、A3、A24、Silenceisunnaturaltoman．Hebeginslifewithacryandendsitinstillness．Inbetweenhedoesallhecantomakeanoiseintheworld,andhefearssilencemorethananythingelse．Evenhisconversationisanattempttopreventafearfulsilence．Ifheisintroducedtoanotherperson,andanumberofpausesoccurintheconversation,heregardshimselfasafailure,aworthlessperson,andisfullofenvyoftheemptiestheadedchatterbox（喋喋不休的人）．Heknowsthatninety-ninepercentofhumanconversationmeansnomorethanthebuzzingofafly,butheisanxioustojoininthebuzzandtoprovethatheisamanandnotawaxworkfigure（蜡塑人像）．Theaimofconversationisnot,forthemostpart,tocommunicateideas;itistokeepupthebuzzingsound．Thereare,itmustbeadmitted,differentqualitiesofbuzz;thereisevenabuzzthatisasannoyingasthecontinuousnoisemadebyamosquito（蚊子）．Butatadinnerpartyonewouldratherbeamosquitothanaquietperson．Mostbuzzing,fortunately,ispleasanttotheear,andsomeofitispleasanteventothemind．Hewouldbeafoolishmanifhewaiteduntilhehadawisethoughttotakepartinthebuzzing-withhisneighbors．Thosewhohatetopickuptheweatherasaconversationalopeningseemtomenottoknowthereasonwhyhumanbeingswish1:0talk．Veryfewhumanbeingsjoininaconversationinthehopeoflearninganythingnew．Someofthemarecontent．iftheyaremerelyallowedtogoonmakinganoiseintootherpeople'sears,thoughtheyhavenothingtotellthemexceptthattheyhaveseentwoorthreenew,playsorthattheyhadfoodinaSwisshotel．Attheendofaneveningduringwhichtheyhavesaidnothingmeaningfulforalongtime,theyjustprovethemselvestobesuccessfulconservationists．4、Accordingtotheauthor,peoplemakeconversationto.A．exchangeideas B．provetheirvalueC．achievesuccessmlife D．overcometheirfearofsilence5、By"t