从方框内选择恰当的句子，补全对话。

A. What about you? B. Good morning. C. How old are you? D. Is this your new dress? E. Do you like biscuits?

Tim: Good morning, Lucy.

Lucy: How are you?

Tim: I'm well. You look beautiful today.

Lucy: Yes, it's from my mother. Today is my birthday.

Tim: Happy birthday.

Lucy: I'm ten years old.

Tim: I'm nine. I'm younger than you.

Lucy: Can you come to my birthday party?

Tim: Sure. I can make some biscuits for you.

Lucy: Yes. Thank you very much.