题目内容：
根据以下材料，回答题AfriendofminenamedPaulreceivedanexpensivecarfromhisbrotherasaChristmaspresent.
OnChristmasEvewhenPaulcameoutofhisoffice,astreeturchinwaswalkingaroundtheshiningcar."Isthisyourcar,sir?"heasked.
Paulanswered,"Yes,mybrothergaveittomeforChristmas."Theboywassurprised."Youmeanyourbrothergaveittoyouanditdidcostyounothing?Sir,Iwish..."Hehesitated.Paulthoughtof
courseheknewwhattheboywanted,butwhattheboysaidsurprisedhimgreatly."Iwish,"theboywenton,"thatIcouldbeabrotherlikethat."Paullookedattheboyinsurprise,andthenhesaid
again,"Wouldyouliketotakearideinmycar?Ohyes,I'dloveto,"theboyanswered.
Afterashortride,theboyturnedandwithhiseyesshining,said,"Sir,wouldyouminddriv-inginfrontofmyhouse?"
Paulsmiledalittle.Hethoughtheknewwhattheboywanted.Hewantedtoshowhisneighborsthathecouldridehomeinabigcar.ButPaulwaswrongagain."Willyoustopwherethosetwosteps
are?"theboyasked.
Heranuptothesteps.TheninashortwhilePaulheardhimcomingback,buthewasnotcomingfast.Hewascarryinghislittlecrippledbrother.Hesatdownonthestepandpointedtothecar.
"Thereheis,Buddy,justlikeItoldyouupstairs.HisbrothergaveittohimforChristmasanditdidn'tcosthimacent.AndsomedayI'mgoingtogiveyouonejustlikeit...thenyoucanseefor
yourselfallthenicethingsintheChristmaswindowsthatI'vebeentryingtotellyouabout."
Paulgotoutandliftedtheboytothefrontseatofhiscar.Theshining-eyedelderbrotherclimbedinbesidehimandthethreebegananunforgettableholidayride.
Thestreeturchinwasverysurprisedwhen__________. A．hemetPaul
B．Paultoldhimaboutthecar
C．Paulreceivedanexpensivecar
D．hewaswalkingaroundthecar
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答案解析：