Mr. A: I'm looking for a birthday present for my brother. I don't know what to give him. 我想买一件生日礼物送给我弟弟，却不知道选什么给他才好。 Seller: What about a tie? It's always a practical gift. 买一条领带如何？这是很实用的礼物。
Mr. B: I'm looking for a gift for my girl friend. I think she might like a sweater. 我想买一件礼物送给我的女朋友。我想她会喜欢一件毛衣的。 Seller: Do you know her size? 你知道她的尺码吗？ Mr.B: Oh, I'm sorry. I don't. 哦，对不起，,我不知道。 Seller: What about her build... is she thin? Medium? 她的身材大概怎样？她是瘦的还是中等个儿？ Mr.B: Well, I'd say she is about your build. 我看，大概和你差不多。 Seller: Then, I should think a medium would fit her. Please come this way and I'll show you our selcetion. 那么，大概中码的就行了。请过这边来，我拿一些给你看看。
