参考答案:
1-10 DABAB BCABA 11-20 DBCAB BADBD 21-25 BCDBC
26.in collaboration with 27.discontent 28.questionnaires
29.responses 30.polled 31.Ironically 32.responsible
33.were willing to 34.reluctant 35.came out
36-45 I EFDH LKLGA 46-55 FKDBI JEHLG 56-65 DAACC BBCAB