2025届黑龙江省大庆中学高三第二次诊断性检测英语试卷含解析

2025届黑龙江省大庆中学高三第二次诊断性检测英语试卷考生须知：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．Ifshe________generousasshemakesoutshewouldhavedonatedmoremoneyinthecatastrophe.A．hadbeen B．wereC．wouldbe D．was2．—DidMaxgototheconcertwithhisfamilyyesterday?—Thereportscheduledtobehandedintomorrow,he_______it.A．couldn’thaveattended B．needn’thaveattendedC．wouldn’tattend D．shouldn’tattend3．Iwouldappreciateyoucouldcometomybirthdayparty.A．that B．thatit C．if D．itif4．Youneverreallyunderstandaperson________youconsiderthingsfromhispointofview.A．if B．onceC．as D．until5．Hewasstillfullofoptimismforthefuturedespitemanyproblems,andneveronce______himgetworriedorupset.A．Isaw B．IwouldseeC．didIsee D．wouldIsee6．Herdoctorindicatedthatevenaddinga(n)_____amountofdailyexercisewoulddramaticallyimproveherhealth.A．modest B．equalC．exact D．considerable7．Theaimofthegovernmentistomakeeverycitizenbetteroff,____,tohelpthemliveahappylife．A．asaresult B．forastartC．foronething D．inotherwords8．Whatmadethemmissthedeadlinewasnottheirlackoffunding,but________theirlackofplanning.A．even B．stillC．rather D．ever9．—AreyoucomingtoJeff’sparty?—I’mnotsure.I______gototheconcertinstead.A．must B．wouldC．should D．might10．Encourageyourchildrentotrynewthings,buttrynotto_________________themtoohard.A．draw B．strikeC．rush D．push11．---ItwasSundaytoday,andI_______upveryearly.---Soyoureallyhadagoodrest.A．didn’tneedtoget B．needn’thavegot C．needn’ttoget D．don’tneedget12．ThefilmMeiLanfang,LiMingplaysthestarringrole,hasagaindrawntheworld’sattentiontoourtraditionalChineseart.A．what B．that C．which D．where13．Itiswidelyacknowledgedinforeigncompaniesthatemployeesshouldbe________intermsofinnovationcapability.A．examinedB．evolvedC．evaluatedD．encouraged14．ThematchesoftheFIFAWomen’sWorldCupwillbeplayedin2019allaroundFrance,whosemen’steam_____the2018WorldCup.A．wins B．wonC．haswon D．hadwon15．ThepossibilitythatFrankwaslying______throughmymind.A．swallowed B．masked C．flashed16．Thevarietyoffoodattherestaurantislimited,buteverymealcanserveatleasttwopeopleandisunder¥10,sonotonlyisit______butpracticalaswell.A．adaptableB．adjustableC．adoptableD．affordable17．Anotherstudyof302volunteersathospitalsinChicagofocusedonindividualdifferencesinthedegree______peopleview“volunteer”asanimportantsocialrole.A．bywhich B．towhich C．inwhich D．fromwhich18．Withthedevelopmentofeconomy，ourincomehasincreased________10%inlessthanayear.A．forB．byC．onD．at19．---Theyarequiet,aren’tthey?---yes.Theyareaccustomed____atmeals.A．totalking B．tonottalking C．tonottalk D．totalk20．Thetwogirlsaregettingonverywellandshare_______witheachother.A．little B．much C．some D．none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）Parentstendtofavourchildrenofonesexincertainsituations—orsoevolutionarybiologiststellus.Anewstudyusedcoloredbackpacksalesdatatoshowthatparentalwealthmayinfluencespendingonsonsdifferentfromdaughters.In1973biologistRobertTriversandcomputerscientistDanWillardpublishedapapersuggestingthatparentsinvest(投入)moreresources,suchasfoodandeffort,inmalechildrenwhentimesaregood,andinfemalechildrenwhentimesarebad.AccordingtotheTrivers-Willardhypothesis(假说),asongivenlotsofresourcescanbecomeagentleman—butparentswithfewresourcestendtoinvestthemindaughters,whogenerallyfinditeasiertobeafairmaiden.Studyingparentalinvestmentafterbirthisdifficult,however.Thenewstudylookedforastandardofmeasurementofsuchinvestmentthatmetseveralcriteria:itshouldn’tbeaffectedbysexdifferencesintheneedforresources;itshouldmeasureinvestmentratherthanoutcomes;anditshouldbeobjective.StudyauthorShigeSong,asociologistatQueensCollege,CityUniversityofNewYork,examinedspendingonpinkandbluebackpackspurchasedinChinain2015fromalargeretailer,JD．com.Henarrowedthedatatoabout5,000bags:bluebackpacksboughtbyfamiliesknowntohaveatleastoneboyandpinkonesboughtbyfamiliesknowntohaveatleastonegirl.Theresultsshowedthatwealthierfamiliesspentmoreonbluethanpinkbackpacks—suggestinggreaterinvestmentinsons.Poorerfamiliesspentmoreonpinkpacksthanblueones.ThefindingswerepublishedinEvolutionandHumanBehavior.Song’sevidencefortheTrivers-Willardhypothesisis“indirect”but“prettyconvincing,”saysRosemaryHopcroft,asociologistatthe.UniversityofNorthCarolinaatCharlotte,whowasnotconnectedwiththenewstudy.Hopcroftreportedin2016thatU.S.fatherswithhigh-statusoccupationsweremorelikelytosendtheirsonstoprivateschoolthantheirdaughters,whilefatherswithlower-statusjobsmoreoftenenrolledtheirfemalechildren.Althoughthenewstudydoesnotprovethefamilieswerebuyingthebluebackpacksforboysandpinkonesforgirls,Hopcroftnotesthat“it’sacleverandinterestingpaper,andit’saratherunusualuseofbigdata.”1、WhatdoesthewriterintendtodoinParagraph2?A．Introduceanearlierstudy.B．Identifychildren’sneeds.C．Assesstheinfluenceofastudy.D．Exploreintoparentalinvestment.2、Whatoffersachallengeforthenewstudy?A．Theinvestmentmeetingseveralcriteria.B．Themeasurementofeventualoutcomes.C．Differentdemandsforresourcesbetweensexes.D．Consistentstandardsinmeasuringparentalinvestment.3、WhatcanbelearnedfromSong’sresearch?A．Thenewstudywasdonein2015.B．Bigdatawassampledforresearch.C．Preferencewasofferedtoconsumers.D．Bluepackswerefavoredoverpinkones.4、WhichofthefollowingislikelytomatchHopcroft’sremarkonSong’sresearch?A．It’sentertaining. B．It’swell-designed.C．It’sunbelievable. D．It’sunusual.22．（8分）Wehavesomefriendswhoseemasiftheyunderstandandappreciateyou,butreallytheymightnot.AgirlnamedNevaehwasabouttofindafriendthatshethoughtunderstoodher,butsheactuallydidn't.WhenNevaehwasinkindergartenshedidn'thavefriends.Everytimeshewantedtomakesometheywouldjustwalkaway.ThathappeneduntilshewenttothethirdgradewhenagirlnamedBrookesaidhellotoher.Nevaeh,ashygirl,didn’tanswer.SinceNevaehhadnofriendstotalkto,hermouthwouldcloseup.AfterknowingNevaehwasshyandneededfriends,Brookewouldn'tleaveNevaehssideandalwaystalkedtoher.Nevaehstartedtalkingmoreandwaslessshy.OnceBrooketookhertoherfriends.Therewereonlythreegirls,Karla,Mariana,andIsela,butNevaehwasfinewithit.Atleastshehadfriends.Theygotalongverywellandhadafewthingsincommon.Whentheywerefinallyinmiddleschool,BrookeandNevaehbecamebestfriends,butastheygotolder,theychanged.WhenNevaehchangedthewayshelookedandacted,Brookedidn'tlikeit.Brookestartledtojudgeher,andmakeherwearstuffthatshedidn’tlike.TheyhadargumentsaboutthewavNevaehwantedtolook,andhowBrookedidn'tlikewhatshewore.Nevaehwasn’tsureifshecouldreallytrustBrookeanymore.ThatwasuntilshemetSusanwhounderstoodNevaehanddidn’tjudgeherbyherlooks,buthadthesameinterestsasNevaeh.Theylikedtodressinthesamekindsofthingsandhadsimilarhobbies.NevaehreallylikedSusanbecausesheneverjudgedher.Whentheyweretalkingabouttheirinterestsitwasliketheyhadknowneachotherforalonglime.Nevaehwasstillfriendswiththeothergirls,andwashappythatshefinallyhadsomeonethatunderstoodherandappreciatedher.1、Whatdoestheunderlinedword"she”inthefirstparagraphreferto?A．Susan.B．Karla.C．Brooke.D．Nevaeh.2、WhydidNevaehhavenofriendsinkindergarten?A．Shedidn'twantfriendsB．Shewasn’tacceptedbyothers.3、HowdidNevaehreacttoBrooke'sjudgmentonher?A．Sherejectedit.B．Shetoleratedit.C．Shecorrectedit.D．Sheappreciatedit.4、WhatwasSusanlikeaccordingtothetext?A．Braveandhelpful.B．Smartandhumorous.C．Sincereandsupportive.D．Cleverandhard-working.23．（8分）Kyleismybigbrother.Foreighteenyears,IfeltthatKylewasmyenemy.Infact,Ifounditridiculousthatpeoplethoughtolderbrotherslookedoutfortheirsisters,protectedthemandfoughtofftheirsisters，bullies.Huh?Mybrotherwasthebully(恃强凌弱者).Whenwewerelittle,hisfightswithotherscausedmyonlyblackeye,cutsinmylipsandevenanosebleedortwo.IoftenwishedIwereanonlychild!Timeflew.Weendedupattendingcollegestwothousandmilesapart,yet,strangely,that’swhenwebegancommunicating.Throughe-mail,wekeptinconstanttouch.MostlyIcomplainedaboutserioushomesickness,impossibleroommates,difficultclasses,and…dating.IfeltIlostmyself.Ataparticularlylowtime,IcriedtoKyleaboutmyinjuredconfidence,mybrokenheart,andtheparticularjerk(蠢人)whobrokeit.Andthat’swhenthepackagearrived.“What’sthis?”IthoughtasItoreintoit.Theboxrevealedasweatshirt.“PhiDeltaTheta?That’sKyle’sfrat(兄弟会).”Kylewasthepresidentofthefrathouse.Whywouldhesendthis?Iputitasideanddugdeeper.Apileofletters.Andtheywerealladdressedtome.Iopenedtheoneontop.“Katrina,”itsaid,“yourbrothershowedmeyourpictureandIthinkyou’reawesomeandbeautiful.”Irolledmyeyes.“Yeah,sure.”Iopenedanotherletter.Andanother.Eighteeninall.Eachonewasfromadifferentguy.Theycomplimented(恭维)me.Theyinvitedmeondates.AndtheytriedtoconvincemetomakeatripouttoKnoxCollegeandmeetthem.Ilovedit.Ididn’tcareaboutthemotive.Andmostly,Ilovedtheideathatmybigbrotherhadpulleditoff.Ipickedupthephone.“Kyle,theboxcameandIcan’tbelievewhatyoudid.”ButKylewasn’tacceptingcompliments.“Oh,”hesaid,“Iwasjusttiredofreadingyourcomplaints”.Bigbrothers,Idecided,reallydidprotecttheirsisters.AndminefoughtoffthebiggestbullyI’devermet.NowIreturntomytrueself,fullofconfidence.1、WhydidtheauthorusetocallKyleherenemy?A．Hehadmanyfightswithher.B．Hecouldn’tfightoffherbullies.C．Hebulliedherfromtimetotime.D．Hisfightscausedhertosufferalot.2、Whydidthefratguyswritetotheauthor?A．Theyhadmercyonher.B．Theytriedtocheerherup.C．Theywerestruckbyherbeauty.D．Theywantedtocomplimenther.3、Whatdoestheunderlinedpartinthelastparagraphreferto?A．Myself-doubt.B．Myhomesickness.C．Theparticularjerk.D．Thechallengingclasses.4、What’stheauthor’spurposeinwritingthispassage?A．Toshareherchildhoodexperience.B．Tocomplainaboutherbiggestbully.C．Toshowherbrother’sprotectionforher.D．Tointroduceheradjustmenttocollegelife.24．（8分）ThereisanEnglishsaying:“Laughteristhebestmedicine.”Untilrecently,fewpeopletookthesayingveryseriously.Nowhowever,doctorshavebeguntostudylaughterandtheeffectsithasonthehumanbody.Theyhavefoundfactsthatlaughterreallycanimprovepeople’shealth.[Testswerecarriedouttostudytheeffectsoflaughteronthebody.Peoplewatchedfunnyfilmswhiledoctorscheckedtheirheartrate,bloodpressure,breathingandmuscles.Itwasfoundthatlaughterhassimilareffectstophysicalexercise.Itincreasesbloodpressure,theheartrateandtherateofbreathing;italsoworksseveralgroupsofmusclesintheface,thestomach,andeventhefeet.Iflaughterexercisesthebody,itmustbebeneficial.Othertestshaveshownthatlaughterappearstobeabletoreducingtheeffectofpainonthebody.Inoneexperimentdoctorsproducepainonthebody.Inoneexperimentdoctorsproducepainingroupsofstudentswholistenedtodifferentradioprograms.Thegroupwhichtolerated(忍受)thepainforthelongesttimewasthegroupswhichlistenedtoafunnyprogram.Thereasonwhylaughtercanreducepainseemstobethatithelpstoproduceendorphinsinthebrain.Thesearenaturalchemicalswhichdiminishbothstressandpain.Thereisalsosomefacttosuggestthatlaughterhelpsthebody’simmunesystem,thatis,thesystemwhichfightsinfection.Inanexperiment,onegroupofstudentswatchedafunnyvideowhileanothergroupofstudentsservedasthecontrolgroup----inotherwords,agroupwithwhichtocomparethefirstgroup.Doctorscheckedthebloodofthestudentsinbothgroupsandfoundthatthepeopleinthegroupthatwatchthevideohadanincreaseintheactivityoftheirwhitebloodcells,thatis,thecellswhichfightinfection.Asaresultofthesediscoveries,somedoctorsandpsychiatristsintheUnitedStatesnowholdlaughterclinics,inwhichtheytrytoimprovetheirpatients’conditionbyencouragingthemtolaugh.Theyhavefoundthateveniftheirpatientsdonotreallyfeellikelaughing,makingthemsmileisenoughtoproducebeneficialeffectssimilartothosecausedbylaughter.1、Itcanbelearntfromthepassagethatlaughtercan_______.A．makepeoplefeelyoungerB．changepeople’shabitsC．improvepeopleshealthD．makepeoplelovetheirlives2、Smilingcanproduce____.A．moreeffectsthanlaughterB．thesameeffectsaslaughterC．lesseffectsonthehumanbodyD．noeffectsonthehumanbody3、Themainideaofthispassageisthat______.A．thereareseveralwaysofstudyingthebenefitsoflaughterB．laughterandphysicalexercisehavethesameeffectsonhumanbodyC．thedoctorsshouldlearnhowtomakepeoplelaughD．testsshowthatlaughtercanproducebeneficialeffectsonhumanbody25．（10分）Withtechnologyenteringalmosteveryaspectofourlives,thedemandforcomputerprogrammerscanonlyincrease.Totraintheworkforceofthefuture,companiesaroundtheworldarewildlydevelopingcomputinglanguagestointroducechildrentotheappealingworldofprogrammingbothinandoutofschool.Theonlydrawbackisthattolearnorobservetheresultsoftheirprogrammingefforts,childrenhavetobeabletosee.Asaresult,kidswithlimitedornovision(视觉)arepreventedfromparticipatinginthisexcitingtrend.Tochangethat,researchersatMicrosoft’sCambridge,UKLabhavedevelopedanewphysicalprogramminglanguagethatcanbelearnedbyallchildren.ProjectTorinoallowsvisuallydamagedkidsaged7to11tocreatecode(编码)thatplaysmusic,stories,orpoetrybyconnectingphysicalpods(检测装置)together.Oncedone,anaccompanyingappchangesthephysicalcodeintodigitalcode.Thesmartsystemcoversallthemajorconceptsandisreadytoadapttotheneedsofeachstudentandsetchallengesbasedontheindividual’sskill.Mostimportantly,itprovidesinstantfeedback,enablingeducatorstoassessstudents’progressandprovideassistanceasneeded.TheMicrosoftteamiscurrentlydevelopingthesystemfurther.Amongthechangesisaddingcolortothepreviouslyall-whitepodsbecauseithelpschildrenwithlimitedvisiontolearnbetter.Thesizeofthepodsisalsobeingincreasedsincekidsworkinginpairsweremoreengagedwhentheycouldbothphysicallyholdthepodsandtouchhands.Theprogramwillbeexpandedto100elementaryschoolchildrenintheUKthisfall,and,onceperfected,tokidsacrosstheworld.Whilethesystemwascreatedwithvisuallydamagedchildreninmind,CecilyMorrison,oneoftheresearchersworkingontheproject,hopesthatitwillappealtoeveryone.1、Whydocompaniesintroducechildrentotheprogrammingworld?A．Tosatisfychildren’scuriosity.B．Todevelopchildren’spotential.C．Tofosterthefutureprogrammers.D．Tomakechildrenmorecompetitive.2、Whatdoestheunderlinedword“that”probablyreferto?A．Theexcitingtrend.B．Thedrawback.C．Limitedandpoorsight.D．Aphysicallanguage.3、Whatistheadvantageofthenewsmartsystem?A．Itcanhelpjudgechildren’sprogress.B．Itbasesthechallengesonkids’vision.C．Childrenwithpoorsightcanseethecode.D．Itgiveschildrenguidanceandinstructions.4、WhatismainlytalkedaboutinParagraph4?A．Thesizeofthepods.B．Thecolorofthepods.C．TheMicrosoftteam’shardwork.D．Theimprovementtothenewsystem.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）Sometimesacertaindayhasaspecialmeaning.Fridaysmeantatriptoaseniornursinghomedowntownforme.Itseemedasifthisnursinghomeneededhelp,but1didIknowitwouldhelpme,too.DuringmyfirstvisitIwasaskedto2someofthefemaleresidents'nails.Icarefully3theoldcolorontheirnails.AsIappliednewcolor,onewoman4totellmeaboutherhiddenpains,fromherhusband’sdeathtotheone5shewantedmost:acamera.Ilistenedcarefully.Shesmiled6,withsomeofherpastpainstakenoffhermind.Ileftthenursinghomethatday,7bythefactthatIhadactuallyhelpedsomebody.Irealizedthatmy8actions,justlistening,forexample,couldmakea(n)9toothers'lives.Onewoman,whohappilycommentedthatwe10thesamefirstname,confided(吐露)heropinionstome.Another11showedmeabirthdaycardherchildrenhadsenther.Ofcourse,notalloftheconversationswere12.Whenoneelderlywomantalkedtomeabout13her13-year-olddaughterwouldbegraduatingfrommiddleschoolthisyear,Ididn’tknowwhattodobutnodandlisten,14thatherdaughtermusthavegraduateddecadesago.AlthoughIcouldnot15moreyearstothelivesoftheseelderlyresidents,Icouldgivethemsomethingsimplethat'soften16inoursociety.Throughourconversations,Igavethemthe17thatinthisfast-pacedworld,theywerenotforgotten—thatmembersofyoungergenerationsstillcaredaboutthem.EverymomentIspend18isanopportunitytoreducetheirpain.19,thatmomentalsoshapesme.Inotonlylearnaboutlifeandexperiencesoutsideofschoolbutalsoreceivethegiftofbeingpartofthis20—theconnectionbetweenhumans.Thosemomentsofsharingandlisteningaremagicalforboththegiverandthereceiver.1、A．stillB．littleC．alreadyD．indeed2、A．polishB．washC．cutD．check3、A．tookawayB．rubbedoffC．showedoffD．gaveup4、A．continuedB．expectedC．agreedD．started5、A．collectionB．productC．awardD．item6、A．atleastB．moreorlessC．inreliefD．invain7、A．inspiredB．remindedC．movedD．puzzled8、A．uniqueB．politeC．casualD．simple9、A．chanceB．impressionC．differenceD．decision10、A．rememberedB．sharedC．containedD．carried11、A．cautiouslyB．accidentallyC．proudlyD．finally12、A．pleasantB．seriousC．formalD．interesting13、A．whenB．whyC．whatD．that14、A．convincingB．knowingC．indicatingD．persuading15、A．addB．connectC．supplyD．compare16、A．valuedB．lovedC．blamedD．overlooked17、A．memoryB．possibilityC．assuranceD．assumption18、A．chattingB．waitingC．actingD．watching19、A．AboveallB．InotherwordsC．InturnD．Inaword20、A．traditionB．processC．habitD．trip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）Ifyougoouttothefieldsatnightinspringorsummer,youcanhearfrogssinging1．(happy)hereandthere.Itseemsasiftheywereperformingafieldgroupsinging.Thefrogisagoodandusefulcreaturethatbenefitshumanbeings.Theycancatchfast-moving2．(insect).Eachfrogeatsalargenumberofpests(害虫)thatareharmfultocrops.Thislittlecreatureisregarded3．“thenaturalenemyofpests”.Butnowfrogs4．(get)fewerandfewer.Thisisbecausetheyarekilledandput5．thetableasadeliciousdishbytheirchiefenemy,humanbeings.Itisashamelessandcruelact,isn’tit?Thecausethatis6．(responsibility)fortherapidreductionoffrogsisthatfarmersuseinsectkillertokillpestsandfrogsgetkilledasaresultofdrinkingpoisonedwaterwhile7．(eat)poison-killedinsects.Somethingmustbedoneassoonaspossible8．(save)frogs.Ifwedon’tpunishthose9．sellandkillfrogstomakemoney,thenonedayallofus10．(punish)bynatureforfailingtokeepthem.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。MyfriendandIalwaysplayedoutdoorwhenwewereyoung、Duringspringrains,weclimbeduptoourcomforttreehouseandplayedcards、Thenintheamusedautumn,werolledaroundintheorangeleaf、Thisallendoneday,whenmyfriendreceivedvideogameplayerforhisbirthday、Inthebegin,hesometimesinvitedmeovertoplaywithhim、Butthisbegantohappenlessandless,becauseofhishousewassmall,andhismotherdidn’tlikevisitors、Nowweneverseeeachanother,asheisalwaysplayedhisvideogames、Imissmyfriend、第二节书面表达（满分25分）29．（25分）假定你是李华，想邀请你校交换生Allen一同参观正在市艺术中心举办地以“我和我的祖国”为主题的书法绘画展（paintingandcalligraphyexhibition）。请给他写封电子邮件，内容包括：1.参观目的；2.参观内容；3.约定时间。注意：1.词数100左右；2.可适当增加细节，以使行文连贯；3.开头和结尾已给出，不计入总词数。DearAllen,HearingthatyouareinterestedinChineseculture,I’mwritingto_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Iamlookingforwardtoyourearlyreply.YoursLiHua

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、B2、A3、D4、D5、C6、A7、D8、C9、D10、D11、A12、D13、C14、B15、C16、D17、B18、B19、B20、B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、C3、B4、B22、1、C2、B3、A4、C23、1、D2、B3、A4、C24、Guidedogsenjoytheirworkverymuch,andtheygetalotofsatisfactionfromajobwelldone,butthereisnoroomfortypicaldogfunduringtheworkday.Games,treatsandpraisedistractthedogfromhelpingitshandlernavigate(指引方向)thecourse.Evenwhenthehandlerdoesn’tneedassistance,aguidedogonthejobistrainedtoignoredistractionsandkeepstill.Thisisbecauseaguidedogmustbeabletocometohandler’sworkplaceorbeinpublicplaceswithoutcreatingadisturbance(干扰).Whenyouseeaguidedogonthejob,itisextremelyimportantthatyourecognizethatitisatwork.Pettingortalkingtothedogspreadsitsconcentration,whichweakensthehandler’sabilitytogetaroundinhisorhersurroundings.Peopleareveryimpressedwithguidedogsandsowehaveanaturalinclination（倾向）topraisethem,butthebestthingyoucandotohelpaguidedogistoleaveitalonesothatitcanpayattentiontoitssurroundingsandmaintainitsfocusonitshandler.Guidingisverycomplicated,anditrequiresadog’sundividedattention.Whenaguidedoggetshomeattheendoftheday,however,itwillplayandsoakuppraisejustlikeanordinarypet.Guidedogsmakethedifferencebetweenworkandplaybasedontheirleadharness（牵狗用的皮带）：Whe