She sings much better than I do.
她的歌唱得比我好得多。
Will you sing a song to us?
你給我們唱支歌好嗎？
He's singing an octave lower than the rest of us.
他唱的比我們其他人都低八度。
It was a great privilege to hear her sing.
聽她唱歌真是三生有幸。
I was just walking along singing to myself.
我獨自唱著歌向前走著。