I'm too ashamed.
Our firm is on the verge of bankruptcy, I'm ashamed to say.
I'm ashamed to tell such a muddled story in this dreary, rainy season, but please bear with me for a while.
It can hardly be called research... just an amateur's hobby, I'm ashamed to say.
I'm not even capable of pinpointing Germany on a map! I'm ashamed!
Here lies one who meant well, tried a little, failed much: — surely that may be his epitaph of which he need not be ashamed.
I've never been more ashamed. / I felt ashamed and went to bed.
He tried to control her, and then he felt ashamed of himself
They are the things you get ashamed of, because words make them smaller.
I can’t believe that you’ve done such a terrible thing! I’m ashamed of you!
Later, Chris felt ashamed and apologized and Beth forgave him.
Out of a sense of justice, I said to the leader of the biker gang: "What you are doing is a crime! Be ashamed of yourselves!".
His appearance and behavior made me ashamed of him.
I'd like Quim Monzo to autograph my book, but I'm too ashamed to ask him.