问题
选择题
Mary gave Jack so much help that he gave her some roses ______ for her kindness
A．in turn
B．by turns
C．in answer
D．in return
答案
答案：D
题目分析：句意：Mary给了Jack很多帮助，所以作为她善良的回报，Jack送给Mary一些玫瑰花。in turn依次；by turns轮流地；in answer回答；in return作为回报，选D。