[al:新概念英语(第1册)第121课(听力强化·中英)] [ti:The Man in a Hat-戴帽子的男士] [ar:© 2011 露珠英语工作室] [by:http://weibo.com/DewEnglishStudio] [00:00.00]Which books did you buy? [00:01.00]您买的是两本什么书?