北京市房山区房山实验中学新高考冲刺英语模拟试题及答案解析

北京市房山区房山实验中学新高考冲刺英语模拟试题考生须知：1．全卷分选择题和非选择题两部分，全部在答题纸上作答。选择题必须用2B铅笔填涂；非选择题的答案必须用黑色字迹的钢笔或答字笔写在“答题纸”相应位置上。2．请用黑色字迹的钢笔或答字笔在“答题纸”上先填写姓名和准考证号。3．保持卡面清洁，不要折叠，不要弄破、弄皱，在草稿纸、试题卷上答题无效。第一部分（共20小题，每小题1.5分，满分30分）1．---Excuseme,wherecanIgetmycarfilledup?---Therearegasstationsat________endoftheblock．A．both B．neitherC．either D．all2．WolfWarrior2,which________the“AwardforBestVisualEffects”attheBeijingFilmFestival,indicatesChina'sfilmindustryhascomeofage.A．winsB．wonC．haswonD．hadwon3．Thegovernor’sstatementonemployment________astormofcriticism,A．setupB．setoutC．setaboutD．setoff4．---Butforyourtimelywarning,weintogreattrouble.---Well,youknowwe’refriends.A．wouldget B．musthavegot C．wouldhavegot D．can’thavegot5．—You’veagreedtogo,sowhyaren’tyougettingready?—ButI________thatIwasexpectedtosetoffatonce.A．don’trealizeB．didn’trealizeC．haven’trealizedD．hadn’trealized6．—Jenny,howwasyourtriptoBeijing?—Oh,Imissedit.IwishI________myvacationthere.A．amspendingB．willspendC．havespentD．hadspent7．Irefusetoaccepttheblameforsomething________wassomeoneelse'sfault.A．who B．thatC．as D．what8．________amazedusgreatlywasthatLindacouldspeakfivelanguages.A．That B．What C．Which D．Why9．Natureisunderstandableinthesense______shewillanswertrulyandrewardwithdiscoverieswhenweaskherquestionsviaobservation.A．that B．whereC．how D．what10．IwillbesurprisedifyoucangetCalvin,whoisaclose-fistedman,thesedonationdrawticketsfromyou.A．buy B．buyingC．buys D．tobuy11．，dear!Thingswon’tbeasbadasyouthink.Therecertainlywillbechancesforyou.A．Hurryup B．LookupC．Cheerup D．Makeup12．Lisawouldn’t________thejobanymore.Shehadabigargumentwithherbossandresigned.A．comeupwith B．keepupwithC．makeupwith D．putupwith13．—CouldyoucheckmylisttoseeIhaveforgottenanything?—Noproblem.A．whetherB．whichC．thatD．what14．____whichuniversitytoattend,thegirlaskedherteacherforadvice.A．Notknowing B．Knowingnot C．Notknown D．Knownnot15．Mr.Wilsonisamanofpatienceandkindness,andhisgoodtempernever______him.A．fails B．disappointsC．controls D．worries16．WhenIgottohishouse,Ifoundthatthewalls_____.A．arebeingpaintedB．arepaintingC．werebeingpaintedD．werepainting17．IwillgotoBeijingonbusinesstomorrow,doyouhaveanything____toyoursonstudyinginPekingUniversity?A．tobetaken B．totake C．taken D．beingtaken18．publicbicycleswithamobileappismoreconvenientforusers.A．TounlockB．UnlockC．UnlockedD．Unlocking19．—CouldyouturntheTVdownalittlebit?—________.Isitdisturbingyou?A．Takeiteasy.B．I’msorry.C．NotabitD．Itdepends20．.Thestudyofnaturalhistoryisnotsomethingtobelefttobiologists.Infact,theircapacity_____thetimetheycanspendawayfromtheirofficesisverylimited.A．intermsof B．insearchofC．inviewof D．inspiteof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）Someinternationallanguagesarewidelyusedformanypurposes.Someminoritylanuageswilldieoutandsomenationstendtokeepminoritylanguages.Ireckonthatmostcommonusedinternationallanguageseaseourlifequalityandcommunicationwithdifferentnationalities.Ontheotherhand,weneedtohelpimproveminoritylanguages.Therearemanylanguagesintheentireworldbuttwoorthreeminoritylanguagesdieouteachyear.Somecountriestrytosavedyinglanguages.Forinstance,AustralianGovernmentcreatedaprojecttosavethelanguageandcultureofMaoriwhoareAustralianaborigines.AndthereareotherprojectstokeepminoritylanguagessuchasAmericanIndianlanguage.However,theworldwidejobmarketusuallyrequirescandidateswhocanspeakEnglishorotherinternationallanguages.Peoplewhocannotspeaklinguafranca(共通语)couldhardlybepromotedatwork.Forexample,somecompaniesneedanemployeewhocandealwithforeigncompanies.Somostpeopletendtolearnatleastoneinternationallanguagethathelpsthemtofindabetterjob.Therefore,worldneedsonecommonlinguafrancathatshouldbespokeninanycountry.Consequently,onecommonlanguageshouldbearequiredsubjectineveryschool.Soanyonespeakingonecommonlanguagecantravelwithoutworriestoanypointoftheworldandtradetheirproducts.Peoplewillnotbeforcedtolearnmanylanguages.Inconclusion,weshouldhelpminoritynationstokeeptheirlanguagesfortheculturaldiversity.Toeasetheworldwidecommunicationamongnations,weshouldcreateacommonlanguageandprovidecoursesofit.Asaresult,noonewillfacealanguageissue.1、Whatdoestheunderlinedword“reckon”inParagraph1mean?A．Deny.B．Fear.C．Ignore.D．Think.2、WhatcanbeinferredfromParagraph2?A．Notallminoritylanguagesareuseful.B．Someminoritylanguageshavediedout.C．MaoriisattractivetoAustraliantourists.D．AmericanIndianlanguageiswellpreserved.3、Whydomostpeoplestudymoreinternationallanguages?A．Itbenefitstheirjourney.B．Theycanearnmoremoney.C．Itdoesgoodtofindagoodjob.D．Theyareeagertogetpromoted.4、Howcanwestayawayfromlanguageproblems?A．Bylearningacommonlanguage.B．Bywipingoutminoritylanguages.C．Bystudyingmorelanguagesatcollege.D．Bycommunicatingmorewithforeigners.22．（8分）DepressionandsuicidalthoughtshavedoubledinyoungAmericans,accordingtoanewstudyfromtheAmericanPsychologicalAssociation.Likelytriggers?Cellphonesandsocialmedia.“MoreUSadolescentsandyoungadultsinthelate2010s,vsthemid-2000s,experiencedseriouspsychologicaldistress,majordepressionandmoreattemptedsuicide(自杀)”,saysleadresearcherJeanTwenge,professorofpsychologyatSanDiegoStateUniversity.“Thesetrendsareweakornon-existentamongadults26yearsandover,suggestingagenerationalshiftinmooddisordersinsteadofanoverallincreaseacrossallages.”Twengebelievesthistrendispartiallyduetotheexplosionofdigitalcultureoverthepastdecade,whichmayhavetwistedmodesofsocialinteractionenoughtoaffectmooddisorders.ThestudyanalyzeddatafromtheNationalSurveyonDrugUseandHealth,whichtrackeddrugandalcoholuseandmentalhealthissuesinmorethan200,000youthsaged12to3from2005to203andalmost400,000adultsfrom2008to203.Majordepressioninthelast12monthsincreasedby52percentinkidsfrom2005to203and63percentinyoungadultsaged4to25from2009to203.Therewasalsoa71percentjumpinyoungadultsexperiencingseriouspsychologicaldistressintheprevious30daysfrom2008to203.Sowhat’ssodifferentnow?Twengesaysresearchshowsyoungpeoplejustaren’tgettingasmuchshuteyeastheydidinpreviousgenerations.WhereasolderAmericansmighthaveestablishedmorestabilityintheirlives,sleep-disruptingsocialstressorsarelikelyattheirpeakforteensandyoungadultsinthisdigitalera,shesays.Olderadultsarealsolesslikelytoletdevicesinterfere(干预)withsleep.Theseresultssuggestaneedformoreresearchtounderstandhowdigitalcommunicationversusface-to-facesocialinteractioninfluencesmooddisordersandtodevelopspecializedinterventionsforyoungeragegroups.Hersuggestion?Putyourphonedownatleastanhourbeforebedtime.1、HowisParagraph6developed?A．Bystatingfacts. B．Bygivingexamples.C．Byprovidingstatistics. D．Bypresentingtheories.2、WhatmightProfessorTwengeagreewith?A．Mooddisordersshownodifferenceacrossallages.B．Teensarelesslikelytoletdevicesinterferewithsleep.C．Digitalculturalexplosionmightcausedepressioninteens.D．Thepastdecadehasseenasharpdecreaseinteensmentaldisorders.3、Whatdotheunderlinedwords“socialstressors”inPara8mean?A．Interactionmodes. B．Mentalhealthissues.C．Drugandalcoholuse. D．Cellphonesandsocialmedia.4、Fromwhichisthetextprobablytaken?A．Abiologytextbook. B．Asciencemagazine.C．Atravelguidebook. D．Amedicalcase.23．（8分）Thinkoftheemptycitiesinzombie(僵尸)movies.Thestreets,theshopsandtheschoolsstilltherejustliketheywouldbeonanormalday,excepttherearenopeopletobeseen.Itistheemptinessthatscaresyou.Nowareal-life"ghostcity"isbeingbuiltintheUS.Butfortunately,ithasnothingtodowithzombies-itisgoingtobeaplacetotestthetechnologyofthefutureCalledCITE-theCenterforInnovation(创新),TestingandEvaluation(测评)-thecityistheideaoftechnologycompanyPegasusGlobalHoldings.Coveringanareaof15squaremiles(39squarekilometers),itisthesizeofasmallUScityandsitsinthemiddleoftheNewMexicodesert.Butwhydoweneedanemptycitythatnobodywillcallhome?Thereasonisthatwecan'taffordtotestthelatesttechnologiesinthecitiesthatwelivein-theymightnotbereadyandcouldcauseproblemsanddangerinoureverydaylives."Itwillbeatruelaboratorywithouttheproblemsandsafetyissuesthatcomewithpeoplelivingthere.Hereyoucanbreakthingsandrunintothings,andgetusedtohowtheywork,beforetakingthemoutintothemarket,PegasusmanagingdirectorRobertBrumleytoldtechnologymagazineWired.Infact,withoutworryingabouthurtingpeople,anybodywithanewideacanasktotestitinthiscity.Justthinkaboutthepossibilities-driverlesscarscanmovefreelyonthestreets,homeswithrobotscanbedesignedandenergysourceslikenuclearpowercanalsobeputtothetest.Asgoodastheideamayseem,however,therearestilldoubtsaboutCITE."Oneofthemostdifficultthingstodowhendevelopingthesenewtechnologiesistohavethemsafelymovearoundpeople,whocansuddenlyjumpoutinfrontofsomething,"ReeseJones,afounderofSingularityUniversity,US,toldFortunemagazine.Jonesisworriedthat,evenifatechnologyworksperfectlywellinCITE,introducingittoarealcitywillstillbeawholedifferentstorybecausetherewillbepeoplelivinginthecity.Butnomatterwhat,perhapsweshouldwaituntilCITEisfinishedin2018.Maybeitwillturnouttoworkjustfine.1、Theemptycityisbeingbuilt_____.A．sopeoplecanexperiencethetechnologyofthefutureB．totrydriverlesscarsandrobotsinC．totestnewtechnologyinD．asaplacefullofthelatesttechnology2、WhichofthefollowingstatementsisTRUEaboutCITE?A．ItislocatedbesidetheNewMexicodesert.B．ItwasstartedbySingularityUniversity.C．Thingsinthecitycaneasilybebrokendownandbuiltagain.D．Anyonecanasktotryouttheirnewdesignsthere.3、AccordingtoJones,_______.A．CITEoffersgreatpossibilitiesforfuturetechnologyB．newtechnologieswillworkperfectlywellwiththehelpofCITEC．settingsinCITEshouldberealinordertocreatethebestresultsD．testingresultsinCITEmaynotprovetoworkinarealcity4、Whatisthemainpurposeofthisarticle?A．ToexplainwhyCITEcouldbeveryhelpful.B．ToshowthatCITEhasabrightfuture.C．ToexplainCITEandproblemsitmayhave.D．Toofferagoodsolutionthatwillhelptodevelopfuturetechnologies.24．（8分）Thehighestbeefpricesinalmostthreedecadeshavearrivedjustbeforethestartofthehotseason,causingagreatshocktobothconsumersandrestaurantowners—andreliefisn'tlikelyanytimesoon.AdecreasingnumberofcattleandgrowingexportdemandfromcountriessuchasChinaandJapanhavecausedtheaveragepriceoffreshbeeftoclimbto$5.28apoundinFebruary,upalmostaquarterfromJanuaryandthehighestpricesince1987.Everythingthat'sproducedisbeingconsumed,saidKevinGood,ananalystatCattleFax,aColorado-basedinformationgroup.PriceswilllikelystayhighforacoupleofyearsascattleproducersstarttorebuildtheircattleamongbigquestionsaboutwhethertheSouthwestandpartsoftheMidwestwillseeenoughraintowaterthegrass."Iquitbuyingsteaksawhileagowhenthepricewentup,"said59-year-oldLenMarkham,whoworksatTexasTech.Shesaysshelimitsredmeatpurchasestohamburger,choosingchicken,porkandfishinstead.Restaurantowners,too,mustdealwiththehighprices.MarkHutchens,ownerofthe50YardLineSteakhouseinLubbock,raisedhismenupricesforbeefitemsbyabout5percentinNovember.Sincethen,theownerofthesmalleatinghousehastriedtomakecutselsewheretoavoidpassingitontocustomers."Itreallyputsmorepressureonthesmallguys,"hesaidofnon-chainrestaurants."Ijustthinkyouhavetostaycompetitiveandkeepyourcostslow."“White-tableclothrestaurantshaveadjustedthesizeoftheirsteaks,makingthemthinner”,saysJimRobb,directoroftheColorado-basedLivestockMarketingInformationCenter.“Andfast-foodrestaurantsarecuttingcostsbyreducingthenumberofmenuitemsandareofferingothermeatoptions,includingturkeyburgers,Robbsaid.Chainrestaurantsalsotrytobuybeefasmuchastheycan,whichessentiallygivesthemadiscount”,IowaStateUniversityassistanteconomicsprofessorLeeSchulzsaid.Thehighpricesarewelcomenewsforatleastonegroup:ranchers(大农场经营者),especiallythoseinTexaswhoforyearshavestruggledamiddrought（干旱）andhighfeedprices.Butevenasranchersbreatheasighofrelief,someworrylastinghighpriceswillcauseconsumerstopermanentlychangetheirbuyinghabits—switchingtochickenorpork.PeteBonds,a62-year-oldTexasrancherandpresidentoftheTexasandSouthwesternCattleRaisersAssociation,saidthat'sabigconcern.“Butsuchfearsmaybeunfounded,Robbsaid.“Threeyearsago,economiststhoughtconsumerswouldstartfindingsubstitutionsforbeefasthedroughtspread.We'resurprisedwehaven'tseenmoreofthat,"hesaid.SouthDakotarancherChuckO'Connorthinksthatconsumerswon’tabandonbeefforgood."I'msuresomearemaybegoingtocutbacksome,buttosaythatpeoplearen'tgoingtobuyitanymore,Idon'tthinkthat'sgoingtohappen,"hesaid,adding,"Ihopenot."1、Thepriceofbeefhasincreasedbecause________.A．thereisagrowingdemandoffreshbeefamongAmericansB．cattleproducershavesucceededinraisinganewtypeofcattleC．thereisalackofrainandtheexportofbeefisincreasingD．ranchershavefoundwaystodealwithhighfeedprices2、WhichmethodisNOTusedbyrestaurantownerstodealwiththehighbeefprices?A．Theyhavemadethesteakssmallerthanbefore.B．Theyhaveincreasedthepricesofbeef-relateddishes.C．Theyhavemadehamburgerswithmanyotherkindsofmeat.D．Theyhavesoughtdiscountbypurchasinglargeamountsofbeef.3、JimRobbgivesanexampleinthesixthparagraphinorderto________.A．tellpeoplethatitisatoughjobtolookforsubstitutionsforbeefB．showhisfearthatchickenorporkmaybeanalternativetobeefC．explainthatcustomerswon’tchangetheirbuyinghabitscompletelyD．indicatethatranchersmaybeleastaffectedbythehighbeefprices25．（10分）ArecentstudyledbyresearchersfromtheNationalUniversityofSingapore(NUS)hasfoundaclearlinkbetweenthecolorofataxianditsaccidentrate.Ananalysisof32monthsofdetailedtaxi,driverandaccidentdatafromtwofleetsofyellowandbluetaxisinSingaporesuggestedthatyellowtaxishavefeweraccidentsthanbluetaxis.Thehighervisibility(能见度)ofyellowmakesitlessdifficultfordriverstoavoidgettingintoaccidentswithyellowtaxis,leadingtoaloweraccidentrate.ThestudywasledbyProfHo.Totestwhethertherewasarelationshipbetweenthecolorofataxiandthenumberofaccidentsthetaxihad,theresearchteamanalyseddatacollectedbythelargesttaxicompanyinSingapore.Theresearchersfoundthatyellowtaxishaveabout2.1feweraccidentsper1,000taxispermonth.Theyalsostudiedtheeconomiceffectofchangingthecoloroftheentirefleetoftaxistoyellow.TheSingaporetaxicompanyinvolvedinthestudyownsabout12,300taxisinaratio(比例)ofoneyellowtothreebluetaxis.Ifacommercialdecisionismadetoswitchfrombluetoyellowtaxis,32.2feweraccidentswilloccurpermonthor913feweraccidentsperyear.Assuminganaveragerepaircostof$1,000percarandadowntimeofsixdays,thecolorofalltaxistoyellowcouldproduceanannualsavingof$2million.“Weareeagertocontinuetovalidate(证实)thefindingsofourstudybylookingattheuseofyellowinothertypesofpublictransport,suchasschoolbuses.Forexample,wehopetocomparetheaccidentratesofyellowschoolbusesagainstthoseofothercolorstofindoutifyellowisindeedasafercolorforschoolbuses.Besides,we’realsointerestedtolookatprivate-hirevehiclesanddoacomparisonoftheaccidentratesofvehiclesthatareofdifferentcolors.”ExplainedProfHo.1、Whydoyellowtaxisresultinfeweraccidents?A．Becauseyellowcanbeseenmoreeasily.B．Becauseyellowsignalsawarningofdanger.C．Becausedriverstendtobemorecarefulinyellowtaxis.D．Becausepeopleactmorequicklyinyellowsurroundings.2、What’sProfHo’sstudybasedon?A．Physicalriskstaxipassengersexperience.B．Theeconomiceffectofchangingtaxicolor.C．DatafromSingapore’slargesttaxicompany.D．Personalreportsfromtaxidriversworldwide.3、WhatdoProfHo’swordsinthelastparagraphsuggest?A．Schoolbusesshouldbepaintedyellow.B．Theirfindingsareworthpopularizing.C．Theirstudywillbefurthered.D．Yellowshouldbewidelyusedinpublictransport.4、Whatcanbethebesttitleforthetext?A．Caution:yellowtaxisaheadB．SafertorideinyellowtaxisC．Whyareyellowtaxispreferred?D．Howcancolorshelppreventaccidents?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）Iamaneducatorborntomakeadifference.Ihavespentmyentirelifeatthe1.Andweknowwhykidsdropout.Butoneofthethingsthatweneverdiscussorwe2discussisthevalueandimportanceofhuman3.Acolleaguesaidtome,“Theydon’tpaymeto4thekids.Theypaymetoteacha5.”Well,Isaidtoher,“Youknow,kidsdon’tlearnfrompeopletheydon’tlike.”Somethinkthatyoucaneitherhaveitinyoutobuilda6,oryoudon’t.Ihavehadclassesthatwereso7thatIcried.Iwondered,“HowamIgoingto8thisgroup,inninemonthsfromwheretheyaretowheretheyneedtobe?Itwasdifficult,andawfully9HowdoI10theself-esteemofachildandhisacademicachievementatthesametime?”OneyearI11abrightidea.Itoldmystudents,“Youwere12tobeinmyclassbecauseIamthebestandyouarethebest.”Oneofthestudentssaid,“Really?”Isaid,“Really.Wehavetoshowtheotherclasseshowtodoit,sowhenwewalkdownthehall,peoplewill13us,soyoucan’tmakenoise.”AndIgavethemasayingtosay:“Iam14.IwassomebodywhenIcame.I’llbeabettersomebodywhenIleave.I15theeducationthatIgethere.Ihavethingstodo,peopletoimpress,andplacestogo.”Teachingandlearningshould16joy.How17wouldourworldbeifwehadkidswhowerenotafraidtotakerisks,whowerenotafraidtothink,andwhohada18?Everychilddeservesachampion,anadultwhowillnever19onthem,whounderstandsthepowerofconnection,andinsiststhattheybecomethe20thattheycanpossiblybe.1、A．schoolbuildingB．collegeC．communitycenterD．prison2、A．frequentlyB．partlyC．finallyD．rarely3、A．relativeB．connectionC．experienceD．understanding4、A．pleaseB．satisfyC．likeD．treat5、A．lessonB．jokeC．wayD．class6、A．friendshipB．bridgeC．gapD．relationship7、A．excellentB．lowC．sadD．adaptable8、A．joinB．ownC．takeD．manage9、A．upsetB．boringC．frustratedD．hard10、A．raiseB．ariseC．showD．control11、A．cameoutB．cametoC．cameupwithD．cameabout12、A．arrangedB．placedC．chosenD．thrown13、A．noticeB．lookC．findD．call14、A．nothingB．somebodyC．anybodyD．something15、A．reserveB．expectC．observeD．deserve16、A．catchB．bringC．expressD．indicate17、A．powerfulB．magicalC．fearfulD．imaginative18、A．prizeB．supporterC．teacherD．champion19、A．putupB．dependC．giveupD．refuse20、A．brightB．bestC．confidentD．determined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）话题语法填空1．weallknow,AmericanEnglishisthekindofEnglish2．（use）intheUnitedStates.ItincludesallEnglishdialects（方言）usedwithintheUnitedStatesofAmerica.BritishEnglishistheformofEnglishusedintheUnitedKingdom,3．includesallEnglishdialectsusedwithintheUnitedKingdom.4．（difference）betweenAmericanandBritishEnglishincludepronunciation,grammar,vocabulary,spellingandsoon.TheEnglishlanguage5．（introduce）toAmericathroughBritishcolonization（殖民）intheearly17thcentury.Thisled6．EnglishspokenintheUnitedStatesandinBritainstarteddivergingfromeachotherin7．(vary)aspects.Therearemany8．(word)thatarespelt9．（different）inbothformsofEnglish.TherearealsoafewdifferencesbetweenBritishandAmericanEnglishintheuseofprepositions.Forexample:Americanswouldplayonateam,10．theBritishwouldplayinateam.Anotherexample:WhiletheBritishwouldgooutattheweekend,Americanswouldgooutontheweekend.第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）短文改错文中共有10处语言错误，每句中最多两处。错误涉及一个单词的增加、删除或修改。增加：在此处加一个漏字符号（∧），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.每处错误及修改均仅限一词；2.只允许修改10处，多者（从11处起）不计分。Thefindingsofarecentsurveysuggeststhatstudentsarenothappywithmultimediaapproachesineducation.Theyfeelthattheylearnmucheffectivelywhentraditionalmethodsareused.Thestudentsinterviewingsaidtheythoughttheteacherplayedaimportantroleintheirlearning.Theyfoundlisteningtotheteacher,takingnote,andusingatextbooksuitablefortheiragegroupreallyhelpthemunderstandandrememberthecontentoftheirlessons.Theyalsofoundthatansweringquestionsthathadbeenwrittenontheboardveryhelpfully.Theyvaluedthechancetocarrypractical,hands-onwork,either.19、20．22．24、25．27．第二节书面表达（满分25分）29．（25分）假定你是李华，正在美国留学。最近在当地报纸上看到一则游泳培训班的广告，称其有资历丰富的教练，一周包会。你会一点游泳，想在暑假参加训练提升技巧。请你写信了解相关情况，要点如下：1.训练的具