AfterresearchingthehistoryoftheVietnamWar，IcalledmymumandaskedherifsheknewanyonewhowenttoVietnamthatIcouldinterview．ShethoughtforawhileandsuddenlyrememberedthatshehasacousinwhoisaveteranoftheVietnamWar．

Shesays，"IknowhimsinceIwaslittle．Hewasoneofthegreatestathletesoftheschool．Youcannotimaginehowgoodandfasthewas．Well，hewasrankednumber18inthecountryforbeinganoutstandingtrackandfieldrunner．Butnow，thosethingsareonlymemories．"

Icalledhimandintroducedmyself．Hewasinanagreeablemoodatthebeginning，butassoonasIbegantoquestionhim，hisattitudechanged．"WhathappenedinVietnam？"Iasked．Therewasamomentofsilenceontheotherline，andthenhesaidhewaswillingtotellmeaboutVietnam．

Hesaidthathewasdraftedwhenhewas20yearsoldandthatthetwoyearslaterhespentthereapartofhislifehewouldratherforget．Hesaid，"TheproblemisthatyouwillneverimaginehowmuchsufferingandpainIsawinthatplace．"Thereisnotonebookorarticlethatcanreallydescribethehumandisasterthattookplacethere．Thereisnothingworseinthisworldthankillingamanwhoyouknowhasafamily．Itisverysad，butitisthetruth，anditturnsmorecomplexwhenyourealizeyouwerepartofthattruth．

WhenIreturnedtoPuertoRico，itwasatotaldisaster：youngkidswithoutfathers，wiveswithouthusbands．Mostofthosewhomadeitbackhavenolegs，likeme，ornoarms．Iwaspraisedbecauseofmybravery，butforme，thatwasandispurenonsense，becausethatwardecidedmyfuture，decidedthefutureofmyfamily．I，now，amjustaveteranwhohasnothing．

Thethingthatbothersmethemostisthatthepeoplewhodecidedtofightwillprobablyneverknowthatitislikelytokillaman，orfeelpainandsufferingfromhungerandtheabsenceoflove．Inwar，everyminuteyouarefearingbecausetheonlythingyouhaveinyourmindisthatifyoudon'tkillfirstyouaregoingtogetkilled．

66．Whydidtheauthor'smothersay"Thosethingsareonlymemories"？___

A．Becauseshewouldratherkeepwhathappenedinthepastasasecret．

B．Becausehercousinisnolongeravigorousyoungman．

C．Becausethoughhercousinwasagoodrunner，helosthi