it is oFtEn oBsErvED thAt thE AgED spEnD muCh timE thinking AnD tAlking ABout thEir pAst livEs, {{u}} (71) {{/u}}ABout thE FuturE. thEsE rEminisCEnCEs ArE not simply rAnDom or triviAl mEmoriEs, {{u}} (72) {{/u}}is thEir purposE mErEly to mAkE ConvErsAtion. thE olD pErson’s rECollECtions oF thE pAst hElp to{{u}} (73) {{/u}}An iDEntity thAt is BEComing inCrEAsingly FrAgilE:{{u}} (74) {{/u}}Any rolE thAt Brings rEspECt or Any goAl thAt might proviDE{{u}} (75) {{/u}}to thE FuturE, thE inDiviDuAl mEntions his pAst As A rEminDEr to listEnErs, thAt hErE wAs A liFE{{u}} (76) {{/u}}living. {{u}} (77) {{/u}}, thE mEmoriEs Form pArt oF A Continuing liFE{{u}} (78) {{/u}}, in whiCh thE olD pErson{{u}} (79) {{/u}}thE EvEnts AnD ExpEriEnCEs oF thE yEArs gonE By AnD{{u}} (80) {{/u}}on thE ovErAll mEAning oF his or hEr own Almost ComplEtED liFE. As thE liFE CyClE{{u}} (81) {{/u}}to its ClosE, thE AgED must Also lEArn to ACCEpt thE rEAlity oF thEir own impEnDing (即将发生的) DEAth. {{u}} (82) {{/u}}this tAsk is mADE DiFFiCult By thE FACt thAt DEAth is Almost A{{u}} (83) {{/u}}suBjECt in thE unitED stAtEs. thE mErE DisCussion oF DEAth is oFtEn rEgArDED As{{u}} (84) {{/u}}.As ADults mAny oF us FinD thE topiC FrightEning AnD ArE{{u}} (85) {{/u}}to think ABout it—AnD CErtAinly not to tAlk ABout it{{u}} (86) {{/u}}thE prEsEnCE oF somEonE who is Dying.DEAth hAs AChiEvED this tABoo{{u}} (87) {{/u}}only in thE moDEm inDustriAl soCiEtiEs. thErE sEEms to BE An importAnt mAson For our rEluCtAnCE to{{u}} (88) {{/u}}thE iDEA oF DEAth. it is thE vEry FACt thAt DEAth rEmAins{{u}} (89) {{/u}}our Control; it is Almost thE only onE oF thE nAturAl proCEssEs{{u}} (90) {{/u}}is so.

A．worthy
B．worth
C．worthlEss
D．worthwhilE