I am so sorry to let you down

I am so sorry to let you down I am sorry so sorry i am so sorry to hear that.so 是什么词性. I am sorry to have kert you_______(wait)so long. I am so sorry that l have to leave.是什么意思 I am so sorry加SO是什么意思 I am so sorry But I love I am very so sorry so sorry my best friendasdsad I am sorry to myself sorry ,I am afraid that you no longer,belong to me i want to make you.happy so i would ratherlet go ,i betrayed our promise never let go of eatch other morning .I am sorry to answer your message so late because I just see it I am so sorry,and have apologize to you for ever. I love you never change . I am sorry to have troubled you so much可否用to trouble 请问I'am sorry,so sorry.Excuse me please! Sorry!I am so sorry!Forgive me,please! i am so sorry come back to me i am so sorry 歌词刚刚看了一部电视.歌词貌似是这样的.是什么歌啊? I am sorry, I will let you angry是什么意思 I am t() sorry I have let you wait long