2023-2024学年贵州省贵阳市清镇北大培文学校贵州校区高考适应性考试英语试卷含解析

2023-2024学年贵州省贵阳市清镇北大培文学校贵州校区高考适应性考试英语试卷考生请注意：1．答题前请将考场、试室号、座位号、考生号、姓名写在试卷密封线内，不得在试卷上作任何标记。2．第一部分选择题每小题选出答案后，需将答案写在试卷指定的括号内，第二部分非选择题答案写在试卷题目指定的位置上。3．考生必须保证答题卡的整洁。考试结束后，请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．Thecompanyneedsto_____itsoutdatedimagetopromoteitsnewly-releasedproduct.A．layout B．callupC．shakeoff D．giveaway2．_____workingability，youarenoworsethantheothers，itisjustyouwhodon’tputyourheartinyourwork．A．Infavorof B．Inhonorof C．Intermsof D．Incaseof3．AlthoughMailerwasnotaloneinwelcomingthefloweringofcreativity,theauthoritieshatedit,______didmanypassengers.A．which B．as C．that D．so4．BythetimeIsawtheangryexpressiononhisface,I________exactlywhatIwashavingtoface.A．knewB．hadknownC．wouldknowD．haveknown5．Aproblemhasoccurredweshoulddevelopinnovativethinkingabilitiesintheclassroomsbygivingstudentsopportunitiestogeneratenewideas.A．whatB．whereC．whetherD．that6．—Whataboutwatchingaballetshowthisevening?—Thanksforinvitingme,butballetisn’treally______.A．theappleofmyeye B．myfeetofclayC．mycupoftea D．thesaltoftheearth7．Someanalystssuspectedthattherebellionwas_______andfinancedbyawesterncountry.A．launchedB．backedC．evaluatedD．crushed8．Patrickwaited________alltheluggagewascleared,buthisneverappeared.A．until B．beforeC．when D．while9．Itwasannouncedthatonlyafterthecandidates’paperswerecollected_____toleavetheroom.A．hadtheybeenpermittedB．wouldtheybepermittedC．thattheywouldbepermittedD．thattheyhadbeenpermitted10．Asa(n)________andeffectivemethod,expresswaynoisebarrierisaprimarymeasureusedtoreducetrafficnoise.A．correctional B．flexible C．economical D．investigative11．Whenallissaidanddone,theredoesn’tseemtobe________amysterytoexplain.A．kindof B．closetoC．farfrom D．muchof12．TheDragonBoatFestival________thebeginningofthehottestseasonoftheyear.A．ismarkingB．marksC．willmarkD．marked13．Intheforest,soundisthebestmeansofcommunicationoverdistance________incomparisonwithlight,itwon'tbeblockedbytreeswhentravelling.A．whileB．becauseC．whenD．though14．—Areyoureadytoleave?—Almost,I’llbereadytogojustassoonasI________puttingthecleandishesaway.A．getthrough B．giveupC．carryout D．setabout15．Theengineeristhoughttobecapableandmodest,sohispromotiontomanagerisapopular_____.A．achievement B．appointment C．commitment D．employment16．Perhapsyou________stopplayingcomputergamesnow.Yourbossmaybeturningupintheofficeatanymoment.A．will B．must C．should D．can17．Therehasbeenpositivereactiontotheproposaltohelpthedisabled,theimpactwillbelastingespeciallyforyoungerones.A．onwhich B．onwhomC．ofwhich D．ofwhom18．As______healthierlifestyleisbeingpromoted,thebicyclehasalsobecomeatoolthatkeepspeopleon______go.A．the;a B．a;aC．a;the D．a;/19．---Haveyouheardthattheyareworkingaroundtheclocktocompetefortheprize?---Don’tworry.Wearereadytothechallenge.A．buildup B．takeupC．stickto D．leadto20．—Whatdoesthesignoverthereread?—"Noperson_______smokeorcarryalightedcigarette,cigarorpipeinthisarea．"A．shall B．may C．must D．Will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）ThebestpasswordmanagersLastPassPerhapsthebest-knownpasswordmangermadenewslastNovemberbyannouncingthatitsappwouldbefreeacrossallplatforms.“ByofferingLastPassforfreeacrossallyourdevices,we’remakingitthatmucheasierforeveryonetomakegoodpasswordhabitstherule,whileresettingtheexpectationsofwhatagreatpasswordmanagementexperienceshouldbeinamulti-deviceworld,”JoeSiegrist,vicepresidentofLastPass,wroteinablogpost.DashlaneYouneedtopay$39.99fortheupdatedversion,whichallowsyoutosync(同步)andsharewithallyourdevices.Thefreeversionisgreatifyoujustneedthemanagerononedevice.Dashlaneprovidesadashboardthatjudgeshowsecureyourpasswordsare,soyoucanseeinrealtimeifyournewpasswordismoresecurethantheoldone,andit’llautomaticallychangeyourpasswordforyouifneeded.KeepassOnebigreasonwhymightchooseKeepassisthatKeepassdoesn’tuseacloudtokeeptrackofallofyourpasswords.Instead,allyourinformationiskeptonyourowncomputer.That’sbadnewsifyourcomputerdiesorgetsstolenandyouhaven’tbackeditup,butifyou’recautiousaboutacloud-basedsystem,thisopen-sourceplatformmightbethewaytogo.StickyPasswordIfsafetyandsecurityareyourbiggestconcerns,StickyPasswordisagoodoption,especiallyconsideringitsteamfromAVGTechnologies.PerhapsitsbiggestfeatureisthatyoushouldsyncyourdevicesusingyourownWi-Fi,meaningthepasswordswouldn’teverleaveyourhomenetwork.1、LastPassisakindofpasswordmanagerthat_____.A．wasdesignedlastNovemberB．helpsusersdevelopgoodlivinghabitsC．offersusersgoodmanagementexperienceD．helpsusersexperiencepasswordmanagement2、WhatisanadvantageofDashlane?A．UserscangettheupdatedversionforfreeB．IthelpsuserschangethepasswordregularlyC．UserscanuseitontwodifferentdevicesforfreeD．Ithelpsusersevaluatethesafetyofthepassword3、OnemaychooseKeepassif___________.A．heisafraidofhiscomputerbeingstolenB．helikeskeepinghisinformationinhisowne-mailC．hedoesn’ttrustthesafetyofthecloud-basedsystemD．hedoesn’tlikespendingmoneyonpasswordmanagers4、WhatwillbeadvisedtodowhenpeopleupdateStickyPassword?A．ConsiderthesafetyofitsteamB．UsethenetworkintheirownhomesC．KeepthenewpasswordwrittendownD．CalltheengineersfromAVGTechnologies22．（8分）Forallthepressuresandrewardsofregionalization(地区化)andglobalization,localidentitiesremainthemostdeeplyimpressed.Eveniftheendresultofglobalizationistomaketheworldsmaller,itsscopeseemstofostertheneedformoreprivatelocalconnectionsamongmanyindividuals.AsBernardPoignant,mayorofthetownofQuimperinBrittany,toldtheWashingtonPost,“Manisafragileanimalandheneedshiscloseattachments.Themoreopentheworldbecomes,themoretiestherewillbetoonesrootsandone’sland.”Inmostcommunities,locallanguagessuchasPoignant’sBretonserveastrongsymbolicfunctionasaclearmarkof“authenticity(原真性)”.Thesumtotalofacommunity’ssharedhistoricalexperience,authenticityreflectsanoticeablelinefromaculturallyidealizedpasttothepresent,carriedbythelanguageandtraditionsassociatedwiththecommunity’sorigins.Aconcernforauthenticityleadsmostsecular(世俗的)IsraelistodefendHebrewamongthemselveswhilealsoacquiringEnglishandevenArabic.ThesameobsessionwithauthenticitydrivesHasidicJewsinIsraelortheDiasporatochampionYiddishwhilealsolearningHebrewandEnglish.Ineachcase,authenticityamountstoacentralcoreofculturalbeliefsandinterpretationsthatarenotonlyresistanttoglobalizationbutalsoareactuallyreinforcedbythe“threat”thatglobalizationseemstopresenttothesehistoricalvalues.Scholarsmayarguethatculturalidentitieschangeovertimeinresponsetospecificrewardsystems.Butlocalsoftenresistsuchexplanationanddefendauthenticityandlocalmothertonguesagainsttheperceivedthreatofglobalizationwithnearreligiouseagerness.Asaresult,neverbeforeinhistoryhavetherebeenasmanystandardizedlanguagesastherearetoday:roughly1,200.Manysmallerlanguages,eventhosewithfarfewerthanonemillionspeakers,havebenefitedfromstate-sponsoredorvoluntarypreservationmovements.Onthemostinformallevel,communitiesinAlaskaandtheAmericannorthwesthaveformedInternetdiscussiongroupsinanattempttopassonNativeAmericanlanguagestoyoungergenerations.IntheBasque,Catalan,andGalicianregionsofSpain,suchmovementsarefiercelypoliticalandfrequentlyinvolvedloyalresistancetotheSpanishgovernmentoverpoliticalandlinguisticrights.ProjectshaverangedfromacampaigntoprintSpanishmoneyinthefourofficiallanguagesofthestatetothecreationoflanguageimmersionnurseryandprimaryschools.ZapatistasinMexicoarechampioningtherevivalofMayanlanguagesinanequallypoliticalcampaignforlocalautonomy.Inadditiontocausingthefeelingofthesubjectiveimportanceoflocalroots,supportersoflocallanguagesdefendtheircontinueduseonpracticalgrounds.Localtonguesfosterhigherlevelsofschoolsuccess,higherdegreesofparticipationinlocalgovernment,moreinformedcitizenship,andbetterknowledgeofone’sownculture,history,andfaith.Governmentandreliefagenciescanalsouselocallanguagestospreadinformationaboutindustrialandagriculturaltechniquesaswellasmodernhealthcaretodiverseaudiences.DevelopmentworkersinWestAfrica,forexample,havefoundthatthebestwaytoteachthevastnumberoffarmerswithlittleornoformaleducationhowtosowandrotatecropsforhigheryieldsisintheselocaltongues.Nevertheless,bothregionalizationandglobalizationrequirethatmoreandmorespeakersoflocallanguagesbemulti-literate.1、Inparagraph1,theauthorquotedamayor’swordtoshowthatglobalization________.A．strengthenslocalidentities B．weakensregionalizationC．strengthensindividualism D．weakenslocalattachments2、Theinfluenceofglobalizationonauthenticityisthatit________.A．weakenstheauthorityofauthenticityB．preventsthedevelopmentofauthenticityC．enhancestheimportanceofauthenticityD．promotesthematurityofauthenticity3、Intermsofcampaignsforlanguageprotection,AmericadiffersfromSpainandMexicointhat______.A．itsvolunteershaveenoughsponsorshipfromthestate.B．itslocalsarenotinterestedinfindingnativeAmericans.C．itsyouthsareeagertopassonthelocaltraditions.D．itsmovementsarenotpolitical.4、WhichofthefollowingstatementsisNOTtrue?A．Practically,locallanguagesarelessusedthanEnglish.B．Locallanguagesaremoreimportantindailylife.C．Thesmallertheworldis,themoreunitedthelocalsare.D．Therelationbetweenlocalizationandglobalizationisdouble-win.23．（8分）Whatwillpoweryourhouseinthefuture?Nuclearwindorsolarpower?AccordingtoscientistsattheMassachusettsInstituteofTechnology(MIT)intheUS,itmightbeartificialleaves.Naturalleavesareabletochangesunlightandwaterintoenergy.Itisknownas

photosynthesis

(光合作用).Nowresearchershavefoundawaytoimitatethisprocess.TheartificialleafdevelopedbyDanielNoceraandhiscolleaguesatMITcanbeseenasaspecial

siliconchipwith

catalysts(催化剂).Similartonaturalleaves,itcansplitwaterintohydrogen

andoxygenwhenputintoabucketofwater.Thehydrogenandoxygengasesarethenstoredinafuel

cell

(电池),usingthosetwomaterialstoproduceelectricity,locatedeitherontopofahouseorbesidethehouse.Thoughtheleafisonlyabouttheshapeofapokercard,scientistsclaimedthatitispromisingtobean

inexpensivesourceofelectricityindevelopingcountries.“OnecanimaginevillagesinIndiaandAfricanotlongfromnowpurchasinganaffordablebasicpowersystembasedonthistechnology”saidanAmericanscientist,Nocera.Anartificialleafisnotanewidea.Thefirstartificialleafwasinventedin1997butwastooexpensive

andunstableforpracticaluse.Thenewleaf,however,ismadeofcheapmaterials,easytouseandhighlystable.Inlaboratorystudies,Nocerashowedthatanartificialleafcouldoperate

continuouslyforatleast45hours.ThewonderfulimprovementscomefromNocera’srecentdiscoveryofseveralpowerfulnew,

inexpensivecatalysts.Thesecatalystsmaketheenergy

transformationinsidetheleafmore

efficientwithwaterandsunlight.Rightnowthenewleafisabout10timesmoreeffectiveatcarryingoutphotosynthesisthananaturalone.Besides,thedevicecanruninwhateverwaterisavailable.

Thisisimportantforsomecountriesthatdon’thaveaccesstopurewater.Hopefully,eachhomecouldhaveaccesstothenewapplicationinthefuture.1、Thepurposeofthisarticleisto________.A．introduceanewkindofdeviceB．askpeopletodotheresearchC．advertisethenewproductD．showtheprocessofphotosynthesis2、WhichofthefollowingisNOTtheadvantagesofthenewleaf?A．It’slowincost.B．It’ssmallinsize.C．Ithasawonderfulfuelcell.D．It’sconvenientforpeopletouse.3、Whatconclusioncanbedrawnfromthetext?A．Nocerathoughtthenewleafisexpensivefordevelopingcountries.B．VillagesinAfricahavebenefitedalotfromthenewinvention.C．Siliconchipcanhelpthenewleafworkmoreeffectively.D．Theequipmentdoesn’tnecessarilyoperateinpurewater.4、What’sthewriter’sattitudetowardsthenewdevice?A．Negative.B．Optimistic.C．Doubtful.D．Uncertain.5、Accordingtothetext,whatwilltakeplaceinthefuture?A．Naturalleaveswilltaketheplaceofartificialleaves.B．Scientistswilldevelopmorewaystoproduceenergy.C．Thenewinventioncouldbewidelyusedinthefuture.D．Developingcountrieswillcontributemoretotheresearch.24．（8分）ItwasatleasttwomonthsbeforeChristmaswhennine-year-oldRosetoldherfatherandmethatshewantedanewbicycle.AsChristmasdrewnearer,herdesireforabicycleseemedtofade—orsowethought,asshedidn’tmentionitagain.WeboughtthelatestfashionableBabySitter’sClubdolls,aholidaydressandsomebeautifulstorybooks.Then,muchtooursurprise,onDecember23rd,sheproudlyannouncedthatshe“reallywantedabikemorethananythingelse.”Itwasjusttoolate,whatwithallthedetailsofpreparingChristmasdinnerandbuyinglast-minutegifts.Wecouldonlythinkofthebicycleandthedisappointmentofourchild.“WhatifImakealittlebicycleoutofclayandwriteanotethatshecouldtradetheclaymodelinforarealbike?”Herdadasked.Thetheory,ofcourse,beingthatsincethatisahigh-ticketitemandsheis“suchabiggirl”,itwouldbemuchbetterforhertopickitout.Sohespentthenextfivehourspainstakinglyworkingwithclaytomakeatinybike.Threehourslater,onChristmasmorning,wewereexcitedforRosetoopenthelittleheart-shapedpackagewiththebeautifulredandwhiteclaybikeandthenote.Finally,sheopeneditandreadthenotealoud.Shelookedatmeandthenatherdadandsaid,“sodoesthismeanthatItradeinthisbikethatDaddymademeforarealone?”Beaming,Isaid,“Yes.”Rosehadtearsinhereyeswhenshereplied,“IcouldnevertradeinthisbeautifulbicyclethatDaddymademe.I’dratherkeepthisthangetarealbike.”Atthatmoment,wewouldhavemovedheavenandearthtobuyhereverybicycleontheplanet!1、Rose’sparentsdidn’tbuyherthebikeshewantedbecause________.A．theyhadboughtmanyotherwonderfulthingsforherB．theythoughtshehadchangedhermindC．theydidn’thavetimetodoanyshoppingD．theydecidedtomakeoneforher2、WhydidDadmaketheclaybicycle?A．HethoughtRosewastooyoungforarealbike.B．Hedidn’twanttodisappointhisdaughter.C．Hethoughthisdaughterwouldlikeit.D．Hewantedtogivehisdaughterasurprise.3、Fromthestory,weknowthat________.A．Rose’sfatherwasanartistwithspecialskillsB．RosewouldtradeintheclaybikeforarealoneC．TheparentsweremovedandproudofthegirlD．Rosewasathoughtfulandindependentgirl25．（10分）MyFavouriteTravelBooksTheOldPatagonianExpressbyPaulTherouxChoosingmyfavoritePaulTherouxbookislikepickingmyfavoriteplaceintheworld:It’simpossibletosettleonjustone.ButTheOldPatagonianExpress,whichisaboutatrainjourneyTherouxmadefromBoston,USAtosouthernArgentina,isrightupthereatthetopofmylist.Therouxhasawickedsenseofhumor.Hebringssomuchwisdomandexperiencetohistravels.WaldenbyHenryDavidThoreauIfhewerealivetoday,ThoreauwouldprobablyfrownifheheardsomeonerefertoWaldenasatravelbook.ButIregarditasatravel-writingmasterpiece.“Iwentintothewoods,”hewrites,“becauseIwishedtolivedeliberately,tofrontonlytheessentialfactsoflife,andseeifIcouldnotlearnwhatithadtoteach,andnot,whenIcametodie,discoverthatIhadnotlived.”That’sthesamespiritofdiscoverythatdefinessomanygreatcontemporarytravelrecords.TheDharmaBumsbyJackKerouacLikesomanypeople,IfellinlovewithKerouac’snovelsinmylateteensandearly20s.OntheRoadgetsallthepress,butIalwaysloveTheDharmaBums.KerouacbeautifullycapturestheromanceofCaliforniatrains,Berkeley,andbackpackingintheSierras.It’shardtoreadthisbookwithoutwantingtoleaveforthemountainstobrainstormbadhaikusonthetrailandcookcannedmacaroniandcheeseoveracracklingcampfire.ConfuciusLivesNextDoorbyT.R.ReidThisissortofAYearinProvenceinJapan,onlythecross-culturaldifferencesaremuchgreater.ReidandhisfamilymovedtoTokyowhenhebecamethechiefforTheWashingtonPost,enablinghimtouncovertruthsaboutthecountry.AmongthehighlightsarehisobservationsaboutJapaneseschools,includingYodobashiNo.6ElementarySchool,wherehisdaughtersweregreetedbythewholeschoolstaff.1、Whichbookenablesreaderstoexperiencegreatcross-culturaldifferences?A．TheOldPatagonianExpressB．ConfuciusLivesNextDoorC．OntheRoadD．Walden2、WhatwillpeoplefeelafterreadingJackKerouac’sTheDharmaBums?A．AstrongdesiretofollowB．AlovefornovelsC．AwishtolearncookingD．Anexcitementtowritepoems3、Whichwriterbasedhisbookonatrainjourneyfromhometoabroad?A．T.R.ReidB．HenryDavidThoreauC．PaulTherouxD．JackKerouac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）Itiseverykid’sworstnightmare(梦魔)andsix-year-oldJadenHayeshaslivedittwice.First,he1hisdadwhenhewasfourandthenlastmonthhismomdiedunexpectedly,2himanorphan(孤儿).Jadenisunderstandablyheartbroken.Butthere’sanothersidetohis3.Asidehefirstmade43weeksagowhenhetoldhisfriendsthathewastiredofseeingsomepeoplesadallthetime.Andhehadaplanto5it.Hereishowitall6.Jadenaskedhisaunttobuyabunchoflittle7andtakehimtodowntownSavannahtogivethemaway.He8peoplewhoaren’talreadysmilingandthenturnstheirdayaround,expecting9inreturn—butasmile.Sofarhehasgoneoutonfourdifferentoccasionsand10nearly500smiles.Sometimeshedoesn’tgetexactlythe11hewashopingfor:itsimplyconfusessomepeople12asix-year-oldwouldgivethematoy.They13tobehaveawkwardly:steppingbackorgivinga14smile.Inmostcases,however,hewillbepaid15inhugs.Thosegoodreactionshaveworkedwonders:themorepeoplethathemadesmile,themore16cameoutofhim.ForJaden,hewould17hisparentswitheachpassingday.18heisalittlefighter;hechoosesto19hislifewithasmile.Meanwhile,heputssmilesbackonthefaceofotherstolifttheir20.Heremindsustoo,thathowevertoughlifecanbe,thereisalwayssomemeasureofjoy.1、A．sawB．lostC．savedD．recognized2、A．provingB．seeingC．leavingD．finding3、A．interestB．actionC．delightD．sadness4、A．publicB．availableC．shortD．safe5、A．achieveB．fixC．enjoyD．finish6、A．helpedB．endedC．beganD．changed7、A．flowersB．toysC．booksD．keys8、A．believesB．lovesC．asksD．targets9、A．nothingB．somethingC．everythingD．anything10、A．collectedB．exchangedC．claimedD．shared11、A．answersB．giftsC．reactionsD．thanks12、A．whyB．howC．whenD．where13、A．refuseB．tendC．pretendD．continue14、A．warmB．wideC．tightD．sweet15、A．handsomelyB．separatelyC．equallyD．cautiously16、A．envyB．joyC．surpriseD．doubt17、A．missB．searchC．tellD．visit18、A．StillB．ThenC．YetD．Even19、A．braveB．startC．riskD．celebrate20、A．performancesB．handsC．spiritsD．eyes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）语篇语法填空Asanoldsayinggoes,“Friendsarelikewine,theolder,thebetter.”Becauseofthat,nowadaysmanypeoplethinkoldfriendstobe1．(important)thannewones.Forexample,iftwopiecesofadvice2．(give)tosolveaproblem,onefromanewfriendandtheotherfromanoldfriend,peoplealwaystendtochoosethelatterone,althoughthenewfriend’sadvicemaybebetter.I,however,3．(agree)withtheoldsaying,believingthatnewfriendsarenot4．(necessary)worsethanoldfriends.Why?Becausethe5．(long)oftimecannottellwhetheryourfriendshipisbetterornot.Onceyoucallsomeonefriend,hemustbeaperson6．isreliableandwhoseinterestsareincommonwith7．(you).Maybeafriend’soutsidelook8．(change)allthetime,buttheinsidecharactersofhimandhisinterestswon’tchangeatall.Itisjusttheseunchangeablecharactersandinterests9．makehimafriendtoyou.10．,onthispoint,thereisnodifferencebetweenoldfriendsandnewones.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。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。DearMichael,Howisitgoing?I’mwritingtoinviteyoutoparticipateavoluntaryactivityholdbyourEnglishclub,whichcansurelyimproveourselves、SinceIwillalsojoininit,whynotgoingwithmetoenjoythisactivity?Herearesomeinformationasfollows、AnactivitywillbeheldatXihuPark,whichiscloselytoyourhome、Andthetimeisaboutfrom9:00to11:00pmonSunday、Aimingtodeveloptheawareofprotectingtheenvironment,thevolunteerwilldosomethingvaluabletotheenvironment,suchaspickinguptherubbish,wateringtreesandflowers、Besides,pleaserememberwhichyouneedtomindthegrassandbecarefulaboutyourself、Pleasekeepmeinformeditifyouarewillingtoacceptmyinvitation、Bestwishes、Yours,LiHua第二节书面表达（满分25分）29．（25分）假定你是英语课代表，请根据以下材料写一篇英语短文，在校报上发表。现如今，越来越多的人选择叫外卖。就此现象，你班同学进行了一次热烈讨论，讨论结果如下：外卖优点1.方便，美味2.节约时间3.种类多，随便选…外卖缺