问题
选择题
—Are you free after school?
—Sorry.I've planned to treat a friend of mine to dinner ________ for his help.[ ]
A. in addition
B. in turn
C. in return
D. in total
答案
答案：C
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—Are you free after school?
—Sorry.I've planned to treat a friend of mine to dinner ________ for his help.[ ]
A. in addition
B. in turn
C. in return
D. in total
答案：C