想明白应该用figure out,而且是to you 不是for you.
Until now I have figured it out,and I really want to say "I'm so sorry" to you.
谢谢!
Until now, I understand something. Sometime, I really want to say sorry for it.
祝你好运
until now i have known some things (about it),and i really want to say sorry for you...
Now I have thought of all the things clearly How I do wish to say sorry