根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

― Can I help you?

－Yes, I'm looking for a sweater.

－ 1_____

－ I'm an extra large.

－ 2_____

－ Yes, that's nice. 3_____

－ Certainly, there is a changing room over there.

－ Thank you.

－ 4_____

― It's too large. Do you have a large?

― 5_____

― Thank you. I'll have it, please.

A. How does it fit?

B. How about this one?

C. Can I try it on?

D. Yes, let me have a look.

E. What size are you?

F. How would you like to pay? Yes, here you are.