河南省洛阳市栾川县实验高中2025届高三第二次模拟考试英语试卷含解析

河南省洛阳市栾川县实验高中2025届高三第二次模拟考试英语试卷注意事项1．考试结束后，请将本试卷和答题卡一并交回．2．答题前，请务必将自己的姓名、准考证号用0．5毫米黑色墨水的签字笔填写在试卷及答题卡的规定位置．3．请认真核对监考员在答题卡上所粘贴的条形码上的姓名、准考证号与本人是否相符．4．作答选择题，必须用2B铅笔将答题卡上对应选项的方框涂满、涂黑；如需改动，请用橡皮擦干净后，再选涂其他答案．作答非选择题，必须用05毫米黑色墨水的签字笔在答题卡上的指定位置作答，在其他位置作答一律无效．5．如需作图，须用2B铅笔绘、写清楚，线条、符号等须加黑、加粗．第一部分（共20小题，每小题1.5分，满分30分）1．______thestudentswerehearingtheexcitingnews! A．Howhappily B．Whatafun C．Whatpleasure D．Howpleased2．Differenttastesamongtouristsfromoutsidethemainland________thelistofthecountry'sattractions．A．top B．shape C．lead D．show3．Thelittlegirl________aforeignlanguagefairlyquickly.A．pickedup B．gotup C．steppedup D．madeup4．Perhapsyou________stopplayingcomputergamesnow.Yourbossmaybeturningupintheofficeatanymoment.A．will B．must C．should D．can5．—Whydoesheweararaincoatonsunnydays?—NordoIunderstand.Heis________.A．awetblanket B．alazyboneC．ablacksheep D．anoddfish6．Iquicklyloweredmyself,duckingmyheadtoavoidlookingdirectlyintohiseyessothathewouldn'tfeel________.A．challenged B．challengingC．tobechallenged D．havingchallenged7．Nomatterhowcarefullyyouplanyourfinances,noonecan_______whentheunexpectedwillhappen.A．prove B．implyC．demand D．predict8．Thecompanybegantoproducesilkunderwearlastyear,mostof________importedtoEurope.A．itB．themC．thatD．which9．—Wouldyoumindmycomingoverandhavingalookatyourrehearse(排练)?Mylittleson’scuriousabouttheperformance.—_______.Justcomeround.A．Yes,Ido B．Nevermind C．Notatall D．Yes,please10．Childrenarelikelyto________somebadhabitswhenplayingthepianoiftheydon’thaveproperlessons.A．keepup B．catchupC．pickup D．giveup11．Ifyouthinkthattheillnessmightbeserious,youshouldnot_________goingtothedoctor.A．putoff B．setaboutC．holdback D．giveaway12．—Idon’tcareforbaseball.—Howcanyousayyoudon’tlikesomethingyou’venevereventriedit!A．till B．after C．unless D．when13．Hisbrotheraimstobe__________ofhisparentsbythetimeheistwenty.A．innocent B．beneficial C．invisible D．independent14．IhadhopedtotakeaholidaythisyearbutIwasn’tableto______.A．getaway B．dropin C．checkout D．holdon15．Iwouldn’thavemissedthetrainifI______upearlier.A．got B．hadgot C．willget D．havegot16．Ifyoucandowhatyou’reweakest______,youcanhandleanychallenge.A．forB．atC．withD．to17．_______moreenergytomystudyinsteadofbeingcrazyaboutcomputergames,Iwouldbesittinginacomfortableofficenow.A．IfIdevoted B．HadIdevotedC．WouldIbedevoted D．ShouldIbedevoted18．Manywritersaredrawntobuildingaworld,_____readersaresomewhatfamiliarwithbutalsofeeldistantfromournormallives.A．it B．one C．that D．theone19．Atschool,itisessentialthateverychild______equallyregardlessoffamilybackground.A．treatingB．treatedC．betreated D．istreated20．Nowadays,theInternetisapopular________forthepublictoaccessinformationandvoicetheiropinions.A．track B．trendC．channel D．lane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）Thepoisonousdomoic(藻)acidaffectedAlfredHitchcock's"TheBirds"afterhundredsofthemabsorbedthepoisoninthesummerof1961andlosttheirminds.Thesickbirdslikelyconsumedpoisonousacidviasmallfish.Italsotendstocollectinshellfish.And,accordingtoastudypublishedTuesday,itmaybecomemorecommonasoceanswarm,threateningbirdsandhumansalike.Researchershavestudiedtherateofpoisonousacidoverthepast20yearsinthePacificNorthwest,andfounditstronglyrelatedtowatertemperaturesthatarewarmerthannormal.Fornow,warmerwaterstypicallycomesfromeventslikeELNinoandadecades-longclimatecyclecalled"Pacificdecadaloscillation,"thestudyfound.Itisn'tyetclearhowclimatechange,whichalsowarmstheoceans,mightaffecttherateofthepoison."Whenwater'sunusuallywarmoffourcoast,it'sbecausethecirculationandpatternsintheatmospherehaschanged,bringingwarmwaterfromelsewhere-andthisishappeningatthesametimethatwealsoseehighpoisonousacidinshellfish,"MorgaineMcKibben,thestudy'sleadauthorsaid.Thepoisonisproducedduringwarmdomoicblooms,andgetspassedupthefoodchainbyanimalsthateatit.Sealions,dolphinsandhumansareatrisk.Whilesomeanimalscaneventuallycleanthemselvesofthepoison,thethreatcanlastalongtimeafterthewarmwaterdecreases.Animalspoisonedbypoisonousacidtendtobecomeweak,andexperiencedeath.Symptomsinhumansincludeheadache,confusion,lossofshort-termmemory,weaknessandunconsciousness.Itisn'tjustahealthrisk.AnOregonStateUniversitystatementnotesthatofficialshavetoshutdownshellfishharvestswhenpoisonousacidlevelsarehigh,causingeconomicharm.Sincehealthofficialsfirstregardedpoisonacidasahealththreatin1987,PacificNorthwestshellfishharvestshavebeenstoppedin2005,2017,and2018.TheWestCoastcrab（蟹）industrytookanestimated$100millionhitin2017alone.1、Whydidthebirdslosetheirmindinthesummerof1961?A．Theymaybehadabadmemory. B．Theymaybeatepoisonousfish.C．Theymaybecollectedtheshellfish. D．Theymaybedrankwarmwater.2、Whatistheconnectionbetweentherateofpoisonousacidandwatertemperatures?A．Whenatmospherehaschanged,itwarmsoffthecoast.B．Whencirculationcomes,theoceansgetwarmer.C．Whenclimatehaschanged,theoceansgetcolder.D．Whenwaterbecomeswarmer,highpoisonousacidappears.3、Whatresultwillpoisonousacidcausetohumans?A．Makinghumansconscious. B．Makinghumansdead.C．Makinghumanstemporarilylosememory. D．Makinghumanssufferheartattack.4、What'sthebesttitleofthispassage?A．HighPoisonousAcidAppearsintheAnimalsB．TheWestCoastCrabIndustrySufferGreatLossC．ClimateChangeWarmstheOceansintheWorldD．WarmerOceansIncreaseLikelihoodofPoisonousShellfish22．（8分）TheAmericandreamisthefaithheldbymanypeopleintheUnitedStatesofAmericathatthroughhardwork,courage,creativityanddetermination,theycanachieveabetterlifeforthemselves.Morespecifically,theyagreeonhowtogetaheadinAmerica:getacollegeeducation,findareliablejob,and

buy

theirown

house.

ButdoAmericansstillbelieveinthatpath,andiftheydo,isitattainable?The

most

recent

National

JournalpollaskedparticipantsabouttheAmericandream,whatittakestoachievetheirgoal,andwhetherornottheyfeltthecontrolovertheirabilitytobesuccessful.Obviously,theresultsshowthattoday,theideaoftheAmericandreamandwhatittakestoachieveitlooksquitedifferentfromitdidinthelate20thcentury.Generallyspeaking,peoplefeltthattheiractionsandhardworknotoutsideforcedecidingtheirlives.Buttheparticipantshaddefinitelymixedfeelingsaboutwhatactionsmakeforabetterlifeinthecurrenteconomy.Inthelastsevenyears,Americanshavegrownmorepessimistic(悲观的)aboutthepowerofeducationtoleadtosuccess.Eventhoughtheyseegoingtocollegeasafairlyachievablegoal,amajority52percentthinkthatyoungpeopledonotneeda4-yearcollegeeducationinordertobesuccessful.MiguelMaeda,42,whohasamaster’sdegreeandworksinpublichealth,wasthefirstinhisfamilytogotocollege,whichhasallowedhimtoachieveasenseoffinancialstability(稳定)hisparentsandgrandparentsneverdid.Whilesome,likeMaeda,emphasizedthevalueofdegreeratherthantheeducationitself,othersstillseecollegeasawaytogainnewviewpointsandlifeexperiences.ToFendley,asenseofdriveandpurpose,aswellasaneffectivehigh-schooleducation,andbasiclifeskills,likebalancingacheckbook(支票簿),arethenecessaryelementsforasuccessfullifeinAmerica.1、ItusedtobecommonlyacknowledgedthattosucceedinAmerica,onehadtohave____.A．asenseofdriveandpurposeB．anadvancedacademicdegreeC．afirmbeliefintheirdreamD．anambitiontogetahead2、WhatisthefindingofthelatestNationalJournalpollconcerningtheAmericandream?A．MoreandmoreAmericansarefindingithardtorealize.B．ItremainsaliveamongthemajorityofAmericanpeople.C．AnincreasingnumberofyoungAmericansareabandoningit.D．Americans’ideaofithaschangedoverthepastfewdecades.3、WhatdoAmericansnowthinkoftheroleofcollegeeducationinachievingsuccess?A．Itstillremainsopentodebate.B．Ithasprovedtobebeyonddoubt.C．Itismuchbetterunderstoodnowthanever.D．Itisnolongerasimportantasitusedtobe.4、Howdosomepeopleviewcollegeeducationthesedays?A．Ithelpsbroadentheirminds.B．Itneedstobestrengthened.C．Itwidensculturaldiversity.D．Itpromotesgenderequality.23．（8分）RussianpolicehavestartedanewattempttogetdriverstoslowdownatzebracrossingsbyhavingpaintedhorsesaszebraswalkacrossonthebusieststreetsinsomeofthebigcitiesinanattempttoimproveroadsafetyandraiseawarenessamongRussia’snotoriously(臭名昭著地)carelessdrivers.Thelightgreyhorses,paintedwithblackstripes,carriedsignsontheirbacksreading:“Careful,childrenareontheirwaytoschool.”Thepolicesentthe“zebras”toseveraldifferentlocationsintheRussiancapital,whereofficialsinorangevestswalkedthemoverzebracrossingsandhandedoutleaflets(传单)topassingdrivers.Somehelduprainbow-colouredumbrellasoverthepaintedanimalstoprotectthemfromtherain.Russianroadsarenotoriouslydangerousanddriversstillrarelytaketheinitiative(主动采取措施)toavoidpedestrians.Nearlyhalfofalltrafficaccidentsinthecountry’sbigcitiesarecausedbycarshittingpedestrians,andathirdofthoseoccuroncrossings,accordingtotrafficpolicefigurespublishedlastmonth.Inthefirstsixmonthsofthisyear,378peoplewerekilledandmorethan6,600injuredonpedestriancrossingsinRussia,accordingtopolice.InMoscowalone,43peoplewerekilled,includingtwochildren.Thoughpoliceofficialssaidthatonlysafepaintwouldbeusedontheanimals,animalrightsactivistsstilldisagreedwiththeidea,accusingthepoliceof“treatinganimalslikegarbage”.“Childrenunderstandthatpaintsarebadforanimals,”theInterfaxnewsagencyquotedpresidentofVitaanimalrightsgroupIrinaNovozhilovaassaying.Let’shopethispartofthecampaignisoverandanimalsareleftoutoffutureattemptstoraisepedestrians’awareness.1、WhydoMoscowpolicehave“zebras”walkacrossonthebusieststreets?A．Tomakeacallonprotectinganimals.B．Toremindpeoplezebrasareindangerofextinction.C．Totellpeopleitisdangeroustocrossstreets.D．Toraisedrivers’awarenessofroadsafety.2、Whatdoestheunderlinedword“them”inparagraph2referto?A．Thezebras. B．Thehorses.C．Thepolicemen. D．Thedrivers.3、Fromthetextwecanlearnthat________.A．mostRussiandrivershaverealizedtheseriousnessoftheproblemB．RussiandriversoftenignoretrafficlightsC．RussiandriversseldomgivewaytopedestriansD．thedrivingskillsofRussiandriversarebad4、Whatdoanimalrightsactiviststhinkofthenewattempt?A．Driversmustslowdownatpedestriancrossings.B．Theseanimalsareill-treatedbythepolice.C．Thepaintsusedonthehorsesaresafe.D．Roadsafetyshouldbeimproved.5、Whichwordcanbestdescribetheauthor’sattitudetowardsthecampaign?A．Critical. B．Reserved.C．Doubtful. D．Positive.24．（8分）Bornin1995orlater,alotofGenZ-ersareenteringintoadulthoodandwillsoonjointheworkforce.HavinggrownupwiththeInternet,theyaresaidtobe“tech-savvy”andmadaboutsocialmedia.Theyliveinamoretolerantearwhengaymarriageisbeinglegalizedinmoreandmoresocieties.Butthey’vealsowitnessedtheriseofglobalterrorism.MostpeoplewillagreethatthesinglebiggestdifferencebetweenGenZandothergenerationsishowconnectedtheyare.Thisisagroupofpeoplewhowerehookeduptosocialmediaassoonastheywereborn.SocialmediahavechangedthewayGenZ-ersinteractwitheachotherandhowtheygetandprocessinformation.“Wearethefirsttruedigitalnatives,”HannahPayne,an18-year-oldUCLAstudentandlifestyleblogger,wasquotedbyTheNewYorkTimesassaying.“Icanalmostatthesameinstantcreateadocument,editit,postaphotoonInstagramandtalkonthephone,allfrotheuser-friendlyinterfaceofmyiPhone.”“GenZtakesininformationinstantaneously,”sheadded,“andlosesinterestjustasfast.”GenZ-ersmayhaveashorterattentionspanthanagoldfish,buttheyareconscientious(认真尽责的)andcivic-minded(有公德心的).Theyareenteredtheiradulthood,accompaniedbytheeconomicdownturnandglobalterrorismandtheyhavetheireyesopenfromtheverybeginning.TheGuardianalsonotesthatyoungpeopleintheUKarebecomingmoreactiveinpolitics.AccordingtoaBritishElectionStudythatiscitedbythenewspaper,anestimated58percentof18-to-24-year-oldvotedinthe2015generalelectionintheUK,asignificantjumpfromthe2percentturnoutamongthesameagegroupin2005.Votingisjustonewayofmakingone’svoiceheard.TheEuropeanCommissionhasfoundthat“youngpeopleregardvotingasoneoptionamongmany,andtheyshowtheirpoliticalengagementinmanydifferent,issue-specificwaysthatcanpotentiallyinfluencepoliciesmoredirectly”.1、Accordingtothepassage,wecaninferthat__________.A．GenZhasbecomeamainstreamofthesocietyB．itisstillunacceptableforgaystogetmarriedinsomesocietiesC．globalterrorismoccurslessoftenthanbeforeD．InternetandintelligentmobilephoneshavedominatedGenZ’slife2、WhichofthefollowingcannotcharacterizeGenZ-ers?A．TheyarehighlyconnectedbymeansofsocialmediaB．TheyanaccessandprocessinformationinamoreadvancedwayC．TheyaregoingthroughanagefreefromcareandworryD．Theyholdnolastinginterestinthings3、HowdoesGenZobtaininformationaccordingtoHannahPayne?A．DirectlyB．SurprisinglyC．ConvenientlyD．Independently4、Whatcanweconcludefromthelasttwoparagraphs?A．There’sasignificantdropofyoungvoters’engagementingeneralelectioninUKin2015B．TheyounggenerationisgettingmoreandmoreactiveinrunningforgovernorsC．YoungpeoplewilldirectlydecidepolicymakingD．Votinginpoliticalelectionscanhelpyoungpeopleexpresstheirstandpoint25．（10分）Asanyplanepassengerwillconfirm,acryingbabyisalmostimpossibletoignore,nomatterhowhardyoutry.Nowscientistsbelievetheymayhaveworkedoutwhy.Ababy’scrypullsattheheartstrings(扣人心弦)inawaywhileothercriesdon’t,researchersfound.Researchersfoundthatababy’scrycantriggeruniqueemotionalresponsesinthebrain,makingitimpossibleforustoignorethem—whetherweareparentsornot.Othertypesofcries,includingcallsofanimalsingreatpain,failtogetthesameresponse,suggestingthebrainisprogrammedtorespondspecificallytoababy’scry.AteamofOxfordUniversityscientistsscannedthebrainsof28menandwomenastheylistenedtoavarietyofcallsandcries.After100milliseconds—roughlythetimeittakestoblink(眨眼)—twopartsofthebrainthatrespondtoemotionlitup.Theirresponsetoababy’scrywasparticularlystrong.Theresponsewasseeninbothmenandwomen—eveniftheyhadnochildren.ResearcherDrChristineParsonssaid,“Youmightreadthatmenshouldjustnoticeababyandstepoveritandnotseeit,butit’snottrue.Thereisaspecialprocessinginmenandwomen,whichmakessensefromanevolutionary(演化的)viewthatbothmenandwomenwouldberespondingtothesecries.”Thestudywasinpeoplewhowerenotparents,yettheyareallrespondingat100mstotheseparticularcries,sothismightbeafundamentalresponsepresentinallofusregardlessofparentalstatus.FellowresearcherKatieYoungsaiditmaytakeabitlongerforsomeonetorecognizetheirownchild’scriesbecausetheyneedtodomore“fine-grainedanalysis”.Theteamhadpreviouslyfoundthatourreactionsspeedupwhenwehearababycrying.Adultsperformedbetteroncomputergameswhentheyheardthesoundofababycryingthanaftertheyheardrecordingsofadultscrying.1、Ababy’scryisdifficulttoignorebecauseit________.A．keepsoncrying B．criesharderthanadultsC．causespeoplegreatpain D．makespeoplefeelstrongemotions2、Theunderlinedword“trigger”inParagraph2probablymeans“________”.A．cause B．remove C．avoid D．cure3、WhatmayChristineParsonsagreeto?A．Acryingbabymakesnosensetopeoplewithoutchildren.B．Parentscanhardlyrecognizetheirownbabies’cries.C．Menpaylessattentiontoacryingbabythanwomen.D．Almosteveryonemakescertainresponsetoababy’scry.4、What’sthemainideaofthetext?A．Howtorecognizedifferentbabies’cries.B．Whyyoucan’tgetababy’scryoutofyourhead.C．Whyababyiseasyandlikelytocry.D．Howtopreventababycrying.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）Twelve-year-oldAllendecidedtoleavehomecityandmakealivingbyhimselfbecausehisfamilywastoopoor.Beforeheleft,hisfatheraskedhimwhathewasgoingtodo.Allenanswered,“Iwanttolearn1performance.”Hisfatherwas2withhisanswer,“What?No,youcan’tdothat.Circusistheplaceforclownsinmanypeople’seyes.Ourfamilywillbe3ofyou.”ButAllen4,“Ourfamilyissopoorrightnow.Whichismoreimportanttoyou,5orclothingandfood?Iwillgiveyousomemoneyeverymonthfromthecircus.Itprobablywillbeahuge6.”Hisfatherwasvery7,“Ifyougothere,somebodywillknowaboutitverysoonandI’llbevery8.”Aftergoing9alotofdifficulties,Allenfinallyfoundacircusandconvincedthe10tolethimstay.Heworkedveryhardstudyingmagicandlivedwithanimals.Everymonth,hisparentswouldgeta11fromhim.Buttheyneverknewhisaddress.TheyknewthemoneywasfromAllenbutwhenpeopleaskedthemaboutAllen’s12,theynevertoldthemthetruth.Later,hisparentsreceivedmoreandmoremoneyfromhim.Then,a13namedAlbertbecameveryfamousinthewholeworld.Everyonethought14ofhisperformance.Lotsofpeoplehurriedtoseehisperformancefromfaraway.Oneday,Allen’sfatherwenttovisitarelativeinanother15.TherelativepaidalotofmoneyforticketsofAlbertthemagician’sshow.Allen’sfatherwenttotheshowwiththerelative.Duringtheshow,Allen’sfathergottotally16bythemagician’stricks.Whenthemagiciantookoffhis17,thefatherfoundAlbertwashisson,Allen.Allenrecognizedhisfather.Hisfather18him,“Whydidyouchangeyourname?”“Becauseyousaidyouwouldbeembarrassedforme.”“Butnobodywill19thefamousmagicianismysonAllen.”Wewantallthebestthingsinlifeandavoidthebadpast.However,everygoodthingcomesata20.Youcan’thavethemallwithoutgivingupsomething.1、A．music B．theatre C．circus D．animal2、A．satisfied B．unhappy C．curious D．hopeful3、A．guilty B．proud C．tired D．ashamed4、A．insisted B．demanded C．added D．declined5、A．dignity B．popularity C．name D．money6、A．career B．success C．fortune D．performance7、A．convincing B．stubborn C．understanding D．confused8、A．embarrassed B．disappointed C．annoyed D．frightened9、A．over B．after C．beyond D．through10、A．guard B．owner C．trainer D．performer11、A．letter B．photo C．check D．note12、A．job B．performance C．address D．boss13、A．clown B．magician C．musician D．writer14、A．badly B．ill C．highly D．nothing15、A．village B．city C．circus D．country16、A．affected B．addicted C．persuaded D．impressed17、A．jacket B．glasses C．mask D．gloves18、A．hugged B．praised C．thanked D．blamed19、A．know B．doubt C．admit D．acknowledge20、A．reason B．point C．reward D．price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）Hollywoodfilmmakers,includingcreatorsofthe1998DisneyfílmMulan,willstarta“discoverytrip”toMulansbirthplace—HuangpidistrictinHubeiprovincethisweek.During1．two-dayvisit,theywillseeanumberofMulan-themedperformances,suchashorsefightingshowandlocalopera.Theyalsowillvisit2．(place)ofhistoricalinterest,liketheMulanMountainandtheGeneralsTemple.Inthe20yearssincetheDisneyfilmcameout,3．(it)directorTonyBancrofthasn’tbeentothelandofMulan’sroots.“Forme,it’smorethanacircletourof4．myfavoritecharacterwasborn.I’malsodoingmyhomeworkforthenextfilm,”hesaid.“ChinausedtobeclosedofftoWesterners,thus5．(create)amystery.butinthelastfewyears,U.S.films6．(explore)theChinesecultureandenvironment,whichhasopenedaudiencestoawholenewworld.IbelievethetaleofMulanappeals’toWesternersmainly7．it’saboutadaughter’srespectforherfamily,8．(especial)herfather.”Bancroftadded.Alive-actionremakeofthe1998film9．(expect)tohittheatersin2019.TheWaltDisneyStudioshasannouncedthatChineseactressLiuYifei,also10．(know)asCrystalLiu,isgoingtostarintheclassicChinesetale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。LastFriday,theeveningfell,butmyparentshadn’tcomebackhomeyet.Istoppeddoingmyhomeworkbutdecidedtomakeamealformyfamilyinsteadofjustwait.Itwasmythefirstcooking.Iwentonlinetofindinformationonhowcookhome-styledishes.Withthestep-by-stepdirection,Imanagedtomakeadish.ThenItriedtocookother.Whenmyparentsgothome,theywereamazingtoseethetastydishesImade.Immediatelymymumtookpicturesforthemandmydadgavemeabighug.Irealenjoyedthemealthatevening.第二节书面表达（满分25分）29．（25分）假如你是高三学生李津，你想选择一所外地的大学，而你的父母想让在本市上大学，你很苦恼，请给你在中国留学的美国朋友Tom写一封求助信，主要内容包括：1