（ Li Yi came back from Xi'an. She bought a gift for her British friend, Amy. ）

Li Yi: Hey, Amy. Guess what? I bought you a gift from Xi'an.

Amy: Wow! 16 ．

Li Yi: It's a shadow puppet( 皮影 ). It is used in the shadow puppet play.

Amy: Cool! I've never heard of it before. 17 ．

Li Yi: Sure. It is an ancient Chinese art different from common plays.

Amy: What's the difference?

Li Yi: The performers stand behind a white screen with lights behind it.

Amy: Very special. 18 ．

Li Yi: They move the puppets around and do the voices of the characters.

Amy: It must be interesting. Can I watch it here?

Li Yi: 19 ． There will be one next Friday.

Amy: Where is it on?

Li Yi: At Town Theater. 20 ．

Amy: Great! I can't wait.

A．	What's it?
B．	Yes, you're so lucky.
C．	Let's go together then.
D．	Thanks for your advice.
E．	How do the performers act?
F．	Could you introduce it to me?