If I (had know) how to sing the song,I would have joined you

If I (had know) how to sing the song,I would have joined you 1:If I ___(know) how to sing the song,I would join you If I ()(know) how to sing the song,I have enjoyed you that d If I can sing the song to you I'll tell you how my heart was I don't know how get there (改错） would you like sing a song?( If i sing you a song,would you sing along If i say you're th 英语翻译if i had known that,i would have left you.had i know her 1,____ ,I would have phoned you ,a,if I knew it b,had I know 为什么说If I had know that you were coming,I would have picked y i have heard you sing the song before句子成分 天国的邮递员插曲 if i have beutiful voice,i can sing a song to you 英 If I had one more chance,I would try to know you once again