1-ABABD CDCAAC DB16-20CABCB21-25 DCBDC 26-30CBCDC31-35 ADDBB 36-40DEFAC41-45 ADBBC 46-50ACADB51-55 BCCDA 56-60DDCBB61. it 62.of63. is 64.overlooking65. became 66.which67. the 68.geographical69. equipped 70. that短文改错:71. Look back to ... Look → Looking72. ... several days before ...before → ago73. ... I think reason ... reason前加the74. But I believe ... But → And75. ... make friends with ...make → made76. ... from other city ... city → cities