关于“做音乐”的英语表达，使用"doing"的常见结构如下：
enjoy doing
表示"喜欢做某事"，例如：
> I enjoy playing the guitar.
> She loves composing music.
be busy doing
表示"忙于做某事"，例如：
> He is busy composing music every day.
> The band is always busy recording.
look forward to doing
表示"期待做某事"，例如：
> I look forward to performing at the concert.
> The students look forward to practicing for the show.
have fun doing
表示"做某事很开心"，例如：
> They had fun creating their own music.
> The children enjoy making music with their instruments.
这些结构通过"动词+doing"形式构成动名词短语，用于描述与音乐相关的活动。若需强调动作的完成，也可使用"finish doing"（如：We finished composing the song last night.）。