题目内容：
"Justsignhere,sir,"thedeliverymansaidashehandedOscarReynaapackage.Thepackageconsistedofalong,narrowbox___21____wrappedinbrownpaper.__22___thebox,Oscarsawanumbrellainside——averyoldonewithabeautifullycarvedhandle.____23___Hehadnotseenitinmorethan20years,herecognizedit____24____.
Oscarwas16whenhefirstsawthe___25____umbrella.Hehadgonetoaconcertwithhisgrandparents.Astheywereleaving,henoticedanumbrellaonanemptyseat.Impressedbyits____26____,Oscarfeltastrongdesiretofindits___27____.
Oscar___28____themanagertolookintherecordofadvanceticketsales.Justashethought,anamematchedtheseat____29___Oscarhadfoundtheumbrella.ThenamewasMrs.KatieO'brien.
OscartalkedhisgrandparentsintogoingbyMrsO'brien's___30____ontheirwayhome.Herangthebell,thedooropened,andanelderlywomanappeared."MayI__31___you?"sheasked.
"I'dliketoreturnitifitsyours,"Oscarsaid,____32____theumbrellaasifpresentinga___33___thathadlongbeenwishedfor.
"Why,yes!it'smine,"repliedMrs.Brienwitha___34____smileandshiningeyes."Itwasgiventobymyfatheryearsago.Thankyousomuchforreturningit.MayIofferyouarewardforyour____35____?"
"No,ma'am,"hesaid"mygrandmothersaysagooddeedisitsownreward."
"Well,that's____36_____myfatherusedtosay.Whatisyourname,Youngman?"
Yearslater,OscarwasstaringatthefinelycarvedhandleoftheumbrellaasherememberMrs.O'Brien.Itwasinperfectcondition,consideringhow__37__itwas.Whyhaditarrivedheretoday?
Asif___38____,anotefellfromthepaper.Itread:MrsO'brienwantedyouto___39___thisumbrellaasapresentforakind,__40___gesturelongago.
阅读以上短文，回答题 A．strictly
B．carefully
C．roughly
D．casually
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答案解析：