高等继续教育 / 基础英语II
正确率：100%
题型描述: 单选题
I bought him a drink ＿＿＿＿＿＿ his help.
A.on return
B.on return for
C.in return for
D.in return
I bought him a drink ＿＿＿＿＿＿ his help.
A.on return
B.on return for
C.in return for
D.in return
参考答案：