Ayoungmanwasgettingreadytograduatefromcollege,formanymonthshehadadmiredabeautifulsportscarinadealer'sshowroom,and21hisfathercouldwellaffordit,hetoldhimthatwasallhewanted． Onthemorningofhisgraduationday,hisfathercalledhimintohisownstudyandtoldhimhow22hewastohavesuchafineson.Hehandedhissonabeautifulgiftbox.Curiousbutslightlydisappointed,theyoungman23theboxandfoundalovelybook.Angrily,heraisedhisvoiceathisfatherandsaid．"24allyourmoneyyougivemeabook?"Andrushedoutofthehouseleavingthebookinthestudy. Hedidnotcontacthisfatherforawholeyear25onedayhesawinthestreetanoldmanwholookedlikehisfather.Herealizedhehadtogobackhomeandseehisfather. Whenhearrivedathisfather'shouse,hewastoldthathisfatherhadbeeninhospitalforaweek.Themomenthewasaboutto26thehospital.Hesawonthedeskthestillnewbook,justashehadleftitone27ago.Heopeneditandbegantoturnthepages.Suddenly,acarkey28fromanenvelopetapedbehindthebook,ithadatagwithdealer'sname,thesamedealerwhohadthesportscarhehad29onthetagwasthedateofhisgraduation,andthe30: PAIDINFULL. ____21___
A.finding B.proving C.deciding D.knowing正确答案D
