高等继续教育 / 高级英语II
正确率：100%
题型描述: 单选题
At the conference, they promised to write ＿＿＿＿ the debts of some of the most underdeveloped countries.
A.about
B.to
C.off
D.in
At the conference, they promised to write ＿＿＿＿ the debts of some of the most underdeveloped countries.
A.about
B.to
C.off
D.in
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