根据情景和上下文，选择正确的用语,将序号填在横线上。

A You're welcome. B. Here you are. C. What size do you wear? D. What's your name? E. It's blue.

Peter: Good afternoon, Mr. Wang! I'm looking for （寻找） my T-shirt.

Mr. Wang:

Peter: My name is Peter.

Mr. Wang: What color is your T-shirt?

Peter:

Mr. Wang: This one （这件吗）?

Peter: It's too small.

Mr. Wang:

Peter: Size M.

Mr. Wang:

Peter: Thank you.

Mr. Wang: