What do you do in the theatre?J:

你在剧院做什么工作？

But he added music, which he wrote himself.

但是他给影片配上了他自己创作的音乐。

If the population keeps growing so quickly.

如果人口继续增长这么快的话。

Yes. You should never keep fish in a small round bowl.

错不了。你绝不能把鱼养在一个小圆缸里。

The American president who fought for the freedom of slaves in the USA.

为美国奴隶的自由而战的美国总统。

Oh, at the end some songs that everyone's familiar with, then they can join in.

哦，终场时奏一些大家都熟悉的歌曲，那样，他们都能参加。