第2题: [单项选择]A. He wanted to buy her uncle a bike. B. He works part-time there. C. He wanted to help Susan pick up a bike. D. He wanted to buy a second-hand bike. 参考答案:B 答案解析:[听力原文] M: Hi, Susan. W: Hi, Darcy. What are you doing here M: I’m usually here two afterno