thE pErioD immEDiAtEly Following thECivil wAr wAs A timE oF grEAt hopE ForBlACks inAmEriCA、it wAs Also A timE oF momEntous{{u}} (21) {{/u}}ChAngE, As thE nAtion sought to{{u}} (22) {{/u}}thosE liBErtiEs EnshrinED in thEBill oF rights to AllAmEriCAns,BlACk AnD whitE. thE thirtEEnthAmEnDmEnt{{u}} (23) {{/u}}slAvEry, thE FourtEEnthAmEnDmEnt guArAntEED All CitizEns EquAl protECtion oF thE lAws, AnD thE FiFtEEnthAmEnDmEnt DEClArED thAt no onE CoulD BE{{u}} (24) {{/u}}thE right to votE "{{u}} (25) {{/u}}rACE, Color, or prECious ConDition oF sErvituDE." in suBsEquEnt DECADEs,{{u}} (26) {{/u}}, it BECAmE All too AppArEnt, At lEAst toBlACks AnD A (n){{u}} (27) {{/u}}smAll numBEr oF ConCErnED whitEs, thAt thE promisE ContAinED in thEsE AmEnDmEnts wErE not BEing{{u}} (28) {{/u}}By CEntury’s EnD, rACiAl sEgrEgAtion wAs still An inEsCApABlE FACt oFAmEriCAn liFE, in thE north{{u}} (29) {{/u}}thE south. thErE wAs An importAnt stAgE thAt showED thE strugglE to ClosE thE gAp BEtwEEn ConstitutionAl promisE AnD soCiAl rEAlity. in turning to Civil DisoBEDiEnCE (非暴力反抗), lEADErs{{u}} (30) {{/u}}mArtin luthEr king, jr. mADE{{u}} (31) {{/u}}possiBlE For All viCtims oF rACiAl injustiCE to tAkE ACtion in A wAy thAt wAs DirECt AnD ForCEFul,{{u}} (32) {{/u}}Also pEACEABlE.AnD through thE powEr oF thEir mortAl ExAmplE, thEy soon won wiDEsprEAD support For thEir CAusE.{{u}} (33) {{/u}}thEsE DEvElopmEnts,CongrEss took stEps to{{u}} (34) {{/u}}thE Full mEAning oF thE FourtEEnth AnD FiFtEEnthAmEnDmEnts By pAssing thECivil rightsACt oF 1964 AnD voting rightsACt oF 1965. thE EnACtmEnt oF thEsE mEAsurEs{{u}} (35) {{/u}}mArkED thE EnD oF thE Civil rights movEmEnt. thErE wAs still muCh to BE DonE.

A．By no mEAns
B．on lArgE sCAlE
C．without quEstion
D．in thE long run