第20章 来自黑人留学生的挑战（2 / 2）

PmMvPKaA4qaA4omt54mt56+W5oan5bmp6J245Yea54+w5YKm5ayt6IGA45Sv5pGn56C+5J6j6Y+w5YKm5ayt6IGA47m45JS55Lq65J6j6YKm5ayt6Iy877q65JG76a+Y5r2D6Z+Y5qi35W5vYYSa56av6L2D6J+G57OA6IaI5aiD6aek5Y655KCH5SA+Yzw+Yy88DYKA46Cb5Z+O5YSa55qk5Zak5byg5p+Y5oOQ57q65JG76Yq45Lqc5Zu16G5vYZW95Lq45K+Y5p+55Jm/6Iy874mn6J+E5oSa57yS5oec6bq45IGe5o2n54C45KW75Lq65Jm754y875uK5ZGP5YaI54yS5bO36Lm85a+Y5raF5aSw5Yy876i06KC055O95Ku66ISa57q65I2n54S76YaI5aiD6aek5YW26Jy/6Imc5qWL5oy877q65JG76a+Y5qeE5o245Lq65JG76SA+Yzw+Yy88DYG874a65Ju/6IOQ5yA+Yzw+Yy88DZ2A4oG8762Y5ZyA4iA+Yzw+Yy88DYKA45Ct566v54a65Ju/6Lig56CL56CL54OQ54aw5Yy875CI5rWR5ZSw5oC45Iy876y96Lu/54KH6IuJ5oy876u66LCF6JWx5ZKI6I6Q5baE54y877Sb55OJ5oKH6IuJ5oaw5Y6Q5ZGQ5YOQ55OK5ouJ5rOP5Yy874q45KW75IC45LOx54C45Imc5rO26Le16IO36Jir6Zir6bCc5ZuM54OQ57aU5oy874u45K6v55GQ5bKG5Z+A6au/5YOQ55C/6I+757K35byw5Zy45Imu5Yy877aX5pm/6CA+Yzw+Yy88DYKA47yc56KK5rq45LSb5q+Y5o245K+Y5rCO56ih6ISa56Kd6bmW5pa75LaF5Za75Iuc57Gw5Yy874uU6Y2J5Y+w5YyS5auN5Y6Q5YaI5Ze+5a+Y5r2D6K+P5Z+55LaE55O95Yy876uN5Y6Q5YOQ56eO5oSa57eg5oC45Ja75J+36K+Y5r2D6K+P5Yi+5a6954295ISa55OJ5oy875mU6Y245J+55K+c5oCK5oOQ56eO5oSa57mW5rmv5ZOB6aWf57Gw5Yy874OQ55C/6ISa55+G57So5bmW5rmv5bCI5Yuc56Ks5o6d5iA+Yzw+Yy88DYKA47O26IGN5Y+H6ZuK5bGw5YCd54uc54y8776+6JGP5YaI5YGN5YmC6IyC6Iy875Ct5aq45ISa55S65KuF5bOx54C45Iy875Gw5Y245Jir6YGm6K+Y5pi/6KKs5o6d5pSv5oa95Iy875ir6Yi+5a+Y5o245JKA5Zir6au66Iy877q65JG76YSa54ue5biF5Y2n56OC6a+Y5ryw5Zy45Imu5SA+Yzw+Yy88DYKA44OQ55C/6Iun5YC85Y6Q5baE54y874q45IuJ5qic5ZOK5oOQ566v54aw5bGw5ZOY5ru96IuJ5pWN5Yy875Gs54C45LeG5beG5byw5Zy45Imu5Z2A4oG874a65L2l5aee54y874mc5qGy5r2D6aa65b6a6bmC54C45Iy873hhaHF4bnVuZ5yA4iA+Yzw+Yy88DYKA47q45I245IyA6JC55JW95Iy874ai6ayc5p6u5Z+c54Sa57mW5rmv5Yuc54C45Iuc55q85Lqc5oCd55+A5aW75K+P5Zq85Jm/6Iy874e/6LCI5Yuc56Gy5pa75K6v56OJ5oSa57mW5rmv5Y2J5Yu55JS45IyA6CA+Yzw+Yy88DYKA44Sa55Sw5pSw5pq85I245J+55LaE56qH6Ja75Iy874u65L6J5oyH6Zm/6KWd5o+E5oWV5q+Y5rau5bq65JOB6aWf546Y5o6Y5oy875Sw5r6E6KGy5pa75Kih6KO75I245Ia95L2l5byg5qeA5qKs5o6d5iA+Yzw+Yy88DZ2A4oG876C95IaQ562Q5rqp56Gy5oy874u65Imc5pi/6JGI5oy877uO5bm+6IC45LaE54245Iy877q65ISa54+H6YO+6JGI5p+36JuK5Z6u5Ymc5q+Y5qC95Je+5Ymn6Jq85I2J5pGI5reg5pm/6Iy876eQ5a6v56OJ5o+85aeW5piI5qq45JqB5YiF5bGw5Yy875GI5piI5pGM5oGm6LOD5qC95KOC6Z+875eQ5buX6bCW5oa65Iuc56+Y5o245KC95Iy874i55IGw6K+Y5pGI5pOB6aWf56+Y5o245KC95JyA4iA+Yzw+Yy88DYKA45OB6bSv6KKs5o6d5pGQ5Yuc57yc56qe57yw5Zy45Imu5Z2A4p+877yg5oS16ISa56C95JiI5pGM5omc5qGy5pGI5rSv6KC95J+8752A5o+E5oi55IC75JyA4iA+Yzw+Yy88DZ2A4oKA44yh6I2J5ryg5oS16ISa55iI5pGM5omc5qWL5pe+5aC95Iy875GI5piI5pGM5oGm6LOD5oy874Sa55GI5piI5pGM5r2D6L2D6YGw6K+Y5o245Iy874uP5Yuc5r2b5Zak5Y295Jm/6JyA4pq875OB6ZGs54a65JGs54y876Wf54245Jy95IWV5rSN5Yq45KKd6aih6Iy875Gs57eG5YGm54245IyH6YO/5aKs5o6d5pe+5ayQ5SA+Yzw+Yy88DYG876eQ5beg5qOC6bGw5Z+55Iy876yI6KyI6IC45K+Y5p2A5o+E5iA+Yzw+Yy88DZ2A4qaA4qaA4mZmnIDimrzvk4HptK/otKTlh5HmlLDmra/ohaHokYzmhJrnkbHljbjkjafngLjkqJTnjLzvpZ3mh7/osLXooqzmjp3mgJ3ni5znvLDlnLjkia7lID5jPD5jLzwNgoDju47lh7/ohrrksLXogJ3nn7fop7Tnn7nkurrkpLjkjpDltoTnjLzvhYPmqKHohJrng7/lvpTmqrjkgLjkuaXlmbvni4nmhJrnl6/opYvopqfngJ3niYvmhJHnpYvouK7ojLzvtpfmmb/oID5jPD5jLzwNgoDju47lsLXohYblupzlg5DnkZDlpa3mj7jop6TljLzvlprmqbjmuLjlnp3prbjkg7/ljLzvsKPlgLjkhrrklLrloqzmjp3mnYDigoDjhJrng7/lj7DlmrzkkYjmjLzvr5flnIDiID5jPD5jLzwNnYDigoDjpLzkl4/lq4jljLzvuYLng7/lj7Dlmrzkia3njLzvoqzmoqzmnIDimrzvk4HptK/osKPllJ/mvaXlqo/ljLzvj4fpg77ohJrntJfpi7nkurrkt5Tnr5jmmb/ojLzvoq3mu5jplbPmoJfmn7nkoq3mu5jpiZzmobLmuaXljLzvpK3mgqbltoTnnJ7mnq7li7rkjLzvmIjmlLrlu47lgabooqzmjp3mk4HppZ/nv77kjLzvkYzmirjkiZznvJznhJrnoqzmjp3msIjli5znjYnmmojll6/opYvopqfnnq7ltoXlID5jPD5jLzwNnYDigbzvgJ3nia3nn7zvkYjmmIjmkYzmgabogbDojLzvmb/oqJzlkYjmnIDimrzvk4HpsKPlgLjkvJHlmKvpjLzvkYzmgLjkiZznvJzns43lk73lr5jmjrrkjLzvhaHokYzmuoflkY/llrvkkZDltoTnrIXlopXmn6vnjLzvi7rkrJzmhJrnoLzlo5rliLnkgLvkiZzmlbrlsIjlmbzktq7lqrjkmb/ohJrno5rlq4/li5zngLjki5zns4Pmn7nknq7ltoXloqzmjp3mID5jPD5jLzwNgoDjmIjmkYzmlb3ku7vkp4Pmjbjkgabor5jmsbDljLzvg5Dnrq/nID5jPD5jLzwNgoDjhJrnpZ3mlrvkgJ3nsoblj4TmhZXmr5jmua/lnbvntq7lurrkjLzvhJbljbjkhYDopZ3mk4HppZ/nlrvkjLzvna/ohJrnop3pjYnlh7/omoDplLjkjIDojLzvhrrksIjlrJDlsbDlnL/onL/ooqzmjp3mjLzvp6TliL7ls5/psKPlhJrnna/otK/ovLDlnLjkia7lnYDigbzvpZ3muofln7zvmIjmlLrlopXmjbjkopXmn7zvqpPlqJzlurrkoqzmjp3mjLzvlrvkmIjmkYzmgabokYjmgbzvtoDonIDiID5jPD5jLzwNnYDigbzvlrvkr5jmsbDljLzvua/lnIDiID5jPD5jLzwNnYDin7zvoqzmjp3mhJrnmoDptJvnl77lt47oqrjko4LphJrntK/oirjku5fpsJbmn7Hmi7nkqaTlirvkr5jmjbjkr5jmoqzmjp3mhJrntK/orLvkoL3knIDimrzvk4Hprpfph5bmbYSa57Of6aOP5bq65L2b5Zak5Y2H6ZO15oCd56a45aiU54y876665IC45K245Lyc57aX5r+h6Zet5Y2Q5YSa56Ks5o6d5rCI5ZCP5rq65Imc5rCI5ayQ5Yy876W75K+P5Zi/6ISa56at5YeW5m2MvO+flOemreWZleequOSvmOaMvO+8sOWcuOSJruWrj+W6uuSRu+mjgukgPmM8PmMvPA2dgOKCgOOhoeiXiua8rOmRu+mZv+ift+i9g+iNieairOaOneaJnOaqj+WMvO+irOaOnearj+W7juWcgOIgPmM8PmMvPA2dgOKCgOOGuuSGiOeTieaZu+equOSJuOSsu+SRiOaKiua9g+ixsOW6uuSquOSAuOSWu+SvmOaJheWMvO+TieaIueSOgOaYv+iZv+icgOIgPmM8PmMvPA2dgOKCgOOLuOSAuOSGuuSoiuWkoum9g+mbveS/u+SGpumDkOequOS0leaMvO+ztuiBjeWPh+mbiuWMvO+jieaAuOSjgumNieaaiOWMvO+GuuSNgua6vOWqpOWcgOIgPmM8