完成对话.

A: Let's __1__ to see the pandas.

B: OK. __2__are they?

A: Over there, __3__ to the koala bears.

B: Wow! They are really cute. Where __4__ these pandas from?

A: They're from __5__. That's Lingling, and that's Mingming.

B: Look. The koalas aren't very interesting today.

    They __6__ just sleeping. Do you want __7__ see the penguins?

A: Yes! Penguins are my favorite __8__.

B: Penguins? Really? Why?

A: I __9__ know. They're just so funny.

B: Well, my favorite animal is the lion. Lions are scary, __10__ they're beautiful.