Help ! English

I feel very regretful about to write in a style inappropriate to your good self.I often inappropriate my ideas. Please forgive me.

I feel very regretful about writing some unappropriate words.

i feel sorry about...

I am sorry that I wrote something rude...I felt really regretful for that.I knew I shouldn't do that.Please forgive me.

Sorry,l know what I have done.l hope you can forgive me.Although l hurt you so much,please forgive me.
Grammar可能有啲錯

Sorry i really felt upset after i have written down some words that are inappropriate. Sorry. Now, In my heart is full of regret. Can you forgive me? I can promise you not to do this again...If you still cannot forgive me, I understand. (Those words really hurts you, I know) But....Can you give me an extra chance? ...
Grammar 有誤請原諒

我寫了一些不當的話，感到非常後悔了。
As I feel rather regret for written some impolite words.

I am very sorry for you,I was bad to you and let you hurt!I am mad for myself,so sorry.

假設是感情問題I am really sorry for the disrespectful wordings against you. I use this special way to vent my feelings areimpulsive. I agree that those words aretotally unnecessary and uncivilized, I sincerely apologize. Please forgive me and Ipromise to do better in future.People say, there must be some unhappiness within a perfectfeeling. If there are no ups and downs, we would nothave a better understanding.希望你喜歡此作文

I am so sorry,I will not do it again!!