Things lost never come again.I am just a passer-by

Things lost never come again.I am just a passer-by I just know I'll never be just a passer-by in your life Things lost never come agin 和things lost never come again 那一 Things lost never come again为什么要填lost 不填have lost I had been to your heart world,but I‘m just a passer by.you Maybe I'm just a passer-by in your life,and I will be off in I am your turn round and then forget a passer-by,with what a 翻译一个英文句子“Thing lost never come again ”I could not help talki once lost such a chance will never come again.为什么不可以理解成 once [-A82] “Things _____ never come again!” I couldn’t help talk but they are come again,just like a long lost friends出自哪首歌曲 I\'m a only passer-by in your life!