Well, I can sing English songs.

好吧，我会唱英文歌。

I only can sing English songs.

我只会唱英文歌曲。

Lily can sing English songs.

莉莉能唱英文歌曲。

They usually sing English songs.

他们通常唱英语歌曲。

Sorry, I can't sing English songs.

对不起，我不会唱英文歌。