[al:新概念英语（一）] [ar:MP3 同步字幕版（英音）] [ti:The Man in a Hat] [by:更多学习内容，请到yingyu.chazidian.com搜索“新概念”] [00:01.49]Lesson 121 [00:04.82]The man in a hat [00:07.85]Listen to the tape then answer this question. [00:13.64]Why didn't Caroline recognize the customer straight away? [00:20.36]I bought two expensive dictionaries here half an hour ago, but I forgot to take them with me. [00:29.50]Who served you, sir? [00:31.93]The lady who is standing behind the counter. [00:36.44]Which books did you buy? [00:39.62]The books which are on the counter. [00:44.00]Did you serve this gentleman half an hour ago, Caroline? [00:48.08]He says he's the man who bought these books. [00:52.52]I can't remember. [00:54.96]The man who I served was wearing a hat. [00:58.66]Have you got a hat, sir? [01:01.44]Yes, I have. [01:04.25]Would you put it on, please? [01:07.42]All right. [01:10.06]Is this the man that you served, Caroline? [01:13.19]Yes. I recognize him now.