补全对话。
A: Can I help you?
B: Yes, please. 1._____. But what kind of flower shall I buy, roses or carnations (康乃馨)?
She likes red roses best, and today is Mother's Day.
A: I think carnations are special and better today. They show happiness, sweetness and love.
They are for mothers.
B: All right. Can I have a look at those carnations?
A: Sure. 2._____?
B: Red.
A: What about these?
B: Great. 3._____?
A: 30 yuan.
B: OK, 4._____. Here is the money.
A: Thank you. Here's the change and a card from our shop to your mom. Best wishes to her!
B: 5._____.