唱歌的英文是 sing。例如：

1. 他唱歌比以前悦耳多了。[He sang much more sweetly than he has before.]

2. 听她唱歌真是三生有幸。[It was a great privilege to hear her sing.]

3. 我喜欢唱歌。[I like singing.]

4. 唱一首歌。[sing a song]

5. 她喜欢在淋浴时唱歌。[She likes to sing in the shower.]