题目内容：

根据对话内容，写出适当的句子将对话补充完整。

(A: clerk  B: Mary’s mother)

A: Welcome to our shop! 1.____________？

B: Yes, please. I want to buy sports shoes for my daughter.

A: 2.________________

B. Red.

A: What about this pair?

B: It’s a little big.

A: What about these ones?

B: They are OK. 3.______________

A: 130yuan.

B: 4._______________________

A: 5.__________________

B: Thank you.

A: You are welcome.