be indebted be granted a favour be indebted to sb. for a kindness
I´m much obliged to you for helping us.
承蒙相助,本人不胜感激。
—— 给力词典精选I deem it an honour to accept your invitation.
承蒙您的邀请,我觉得很荣幸。
—— 给力词典精选I am greatly beholden to you for your kindness.
承蒙厚爱,十分感激。
—— 给力词典精选It was gracious of you to come.
承蒙光临。
—— 给力词典精选Your approval gives me much gratification.
承蒙认可,我非常高兴。
—— 给力词典精选