“惭愧的”用英语怎么说？

我感到惭愧的是对他的好意我从未表示过感谢.To my shame, I never thanked him for his kindness.当然,常常向人借钱他自己也会惭愧的.Of course he would be ashamed to borrow often.她带着一丝惭愧的微笑抬头望着他.She looks up at him with a guilty smile....