regert到底怎么用啊 regret+doing sth 和regret to do sth 感觉意思都差不多啊

regret doing 后悔做了某事eg.I regret cheating.Please forgive me.regret to do 告诉人 坏消息常用这句型eg.I regret to tell you that your mother just passed away.【俊狼猎英】 欢迎追问...