根据方框中的选项，完成对话。

A: .

B: Good afternoon! .

A: I'm fine, thanks. How are you?

B: . Look! What's this in English?

A: .

B: Spell it, please.

A: .

B: Thank you.

A. How are you? B. P-E-N. C. It's a pen.  D. Good evening! E. Good afternoon!  F. Hello. G. I'm OK.