参考答案
1-5 BAADC 6-10 DCABD
11-15 ACDBC 16-20 CBDCC
21-30 AACDC ABCDC
31-40 BADAB BDCAB
词汇
41-45 ABCCA 46-50 DDCAA
51-55 DDCBC 56-60 DDBCB
61-65 ADCBA 66-70 ACAAD
改错
71.unnecessary -----necessary
72.will----would
73.for---as
74.where---which/that
75.like---as
76.developed ----undeveloped
77.despite---although/though
78.by---on
79./
80.more---less
作文(略)