阅读理解

OnedayanordinarydogappearedintheticketofficeatCampigliaabusyrailroadstationonItaly'smainline．AticketagentnamedElviogreetedthestrangedoginafriendlywaysothedogdecidedtostay．FromthatdayonthedogbecameElvio'sshadowandwasnamedLampo．?

LampokeptElviocompany(陪伴)insidetheticketoffice．Whentheweatherwaswarmhewouldenjoyhimselfinthesunonthetrainplatform．WhenitcametimeforElviotoreturnhomeonthetrainatnightLampo?ranafterthetrainforalongwayandthensadlygaveupandwentbacktothestation．?

OnenightasElviowasridinghomeonthetrainhenoticedthatLampowaslyingathisfeet．AfraidthattheconductorwouldseethedogonthetrainandshoutathimElviopushedLampounderaseat．Luckilytheconductordidnotnoticethedog．LampocamehomewithElvioandmethisfamily．ThenafterashortvisitLampoboardedthelasttrainandwentbacktothestation．Lampoquicklylearnedallofthetrainschedules(时刻表)．HewouldridehomefromworkwithElvioeverynightandthenridebacktothestationalone．EverymorningLampoarrivedatElvio'shouseintimetowalkhisyoungdaughterMivnatoschool．ThefaithfuldogwouldthentakeanothertraintoCampigliatospendtimewithhismasterthentravelagaintoaccompanyMivnahomefromschoolat11∶30．

SoonLampobegantotakethetrainsalloverItaly．Lampobecamefamousamongthemenwhoworkedontherailroadashisjourneysbecamemorefrequentcomplicatedandmysterious．NoonecouldexplainwhyhetraveledorhowhealwaysfoundtherighttrainbacktoCampiglia．PeopledecidedthatLampowasauniquedog．

SomeoftherailroadofficialswereagainstLampo'sillegaltravels．Theywereafraidhewouldbiteapassengerorcausesomeotherproblems．FinallythestationmasterthreatenedtocallthedogcatcherifElviodidn'tgetridofthedog．

ElviodecidedtoputLampoonatraingoingasfarawayaspossible．MonthswentbyandLampodidnotcomeback．Mivnamissedhimverymuchandprayedforhisreturn．FinallyonedayasadverythintiredLamporeturnedtoElvio'soff