i have heard you sing the song before句子成分

i have heard you sing the song before句子成分 Have you heard the song ____( sing) in Japanese before? have you heard a song-----[sing]by sb -----Have you heard the song Super Star?-----Yes,I heard it If I ()(know) how to sing the song,I have enjoyed you that d If I (had know) how to sing the song,I would have joined you 翻译英语被动句 I HEARD HER SING THE SONG JUST NOW SHE WAS HEARD TO -Have you heard the song Super Star?-Yes,I hear it sung by S you have heard the song ,you will never forget it I HEARD THAT SONG BEFORE怎么样 ___ I have often heard this song, I have never heard you sin I have never heard this song ( ) over the radio.