第9题: [单项选择]Susan gave him a book as a going-away token ______ for his assistance during her stay in this department. A. in return B. in regard C. in memory D. in favour 参考答案:A 答案解析:in return的意思是“回报,回礼”,符合本题的题意。其他三个选项分别是:in regard(to)意为“关于”,in memory(of)意为“纪念”,in favour(of)意为“支持,赞成