31. Can I help you? 您要买点什么？

32. Yes, I'd like to buy a book. 是的, 我要买本书。

33. Ok. Here you are. 行，给你。

34. How much is it? 多少钱?

35. It is seventeen yuan and fifty cents. 十七块五。

36. May I help you? 您要买什么?

37. Yes, I want to buy a shirt. 是的, 我想买一件衬衫。

38. What color/size/style do you want? 要什么颜色/尺寸/样子的?

39. A blue/red/green/yellow/white/black one. 蓝色的/红/绿/黄/白/黑

40. It's wonderful. I like it very much. 真不错。我非常喜欢。

41. All right. I'll take it. 好的, 我买这件衬衫。

42. Where can I pay? 在哪付款？

43. You can pay at the cashier over there. 您可以在那边的收银台付款。

44. Can I use my credit card? 我能使用信用卡吗？

45. Sure. Go ahead. 当然。请便。

46. Here's your change/receipt. 这是找您的钱／给您的收据。

47. Thanks for your good service. 谢谢你的热情服务！

48. Do come again, please. 欢迎再来。

49. Thank you. 谢谢！You're welcome. 不用谢。