根据所给首字母补全单词，完成对话。

Dongdong: Mum, can I have a new T-shirt? This one is t small for me.

Mum: OK. Let's go to the c shop. And c one you like.

Salesman: What can I do for you?

Dongdong: I want to buy a T-shirt. Salesman: How about this one?

Dongdong: S , I don't like i colour.

Mum: Do you like that blue one?

Dongdong: It l nice. Can I t it on?

Salesman: C !

Dongdong: Oh, i very cool. How much is it?

Salesman: It is ninety yuan.

Mum: OK, w take it. Here is the money. Thank you.

Salesman: OK, bye-bye.

Dongdong: Bye-bye.