I knew I cannot match和Does not need to say Goodbye

I knew I cannot match和Does not need to say Goodbye I never knew you everything i knew 歌词 When I Knew 歌词 if you knew what i knew歌词 If You Knew What I Knew 歌词 If You Knew What I Knew 歌词 I cannot forget I cannot help myself if i cannot help I cannot bear it. I cannot hear why...i cannot be i KneW I lOVe bEfore i meeT 这个句子正确吗?If i know something that I cannot tell anyoneIf i know something that I cannot tell anyone 这句里用know还是用knew?为什么？这个不是假设句子吗？ If I Knew Then 歌词 If I Only Knew 歌词 I knew you were trouble