A: My wife's birthday is today. I need some flowers.今天是我自己的生日。我要买花。

B: We have lots of fresh red roses.这儿有很多鲜艳的红玫瑰。

A: How much do the roses cost?这些玫瑰卖多少钱？

B: $20 a dozen.一打20美元。

A: That sounds good. Last year I paid $30.听起来不错。去年我买时是30美元。

B: Yes, you came here on the right day. They're on sale today.是的，你来的正是时候。这些今天打折。

A: Give me a dozen.给我12支。

B: Very good. Would you like anything else?非常好。你想要其他的吗？

A: No, I'll just give her the roses and a card.不要了，我只要给她买花和一张贺卡。

B: She should be very pleased with these roses.看到这些话她会很高兴的。