补全对话，把序号写在横线上。

A. We sing and dance in the music room.       B. No, there isn't.

C. Is there a gym (体育馆)?      D. But we have a big playground.

E. We play computer games there.

A: Is there a music room in your school?

B: Yes.

A: Is there a science lab (科学实验室)?

B:But we have a computer room.

A:

B: No, there isn't.We can run and play there.