You should sing loudly.

你应该大声唱。

We like to sing loudly.

我们喜欢大声歌唱。

Don't sing loudly at night.

夜晚不要大声唱歌。

We like to sing loudly, loudly, loudly.

我们喜欢大声地唱我的歌，大声地，大声地。

You can sing loudly.

你可以大声地唱你的歌。