题目内容：
提示：李萌和约翰刚刚游完泳，他们正在商议去饭馆吃饭的问题。约翰同时答应会借给李萌一些CD。 Li Meng: How nice and cool the water is! But I'm feeling a bit hungry now. 51 ?
John: Sounds good.
Li Meng: Do you know 52 ？
John : Yes, there is.
Li Meng: 53 ?
John: It's only five minutes' walk. Let's go.
Li Meng: Yeah, let's go. Oh, I almost forgot my CD player.
John : 54 ?
Li Meng: Pop music. I often listen when I'm not busy. How about you?
John: Light music. I think it can relax myself. 55 ?
Li Meng: Sure.
John: OK. I can lend you some CDs. I'll bring them to our school tomorrow.
根据以上内容,回答题
第51题应填入_____
参考答案：
答案解析：