I am sorry to do 和I am sorry for doing是同义句还是各自有不同的用法?比如 I am sorry to hear that 和 I am sorry for losing your book,它们能否变为同义句：I am sorry for hearing that 和 I am sorry to lose your book?

为什么I am sorry 后要加to do?例：I am sorry to hear that I am sorry to do 和I am sorry for doing是同义句还是各自有不同的用法?比如 I am sorry to hear that 和 I am sorry for losing your book,它们能否变为同义句：I am sorry for hearing that 和 I am sorry to lose your book? i am sorry i do not see I am sorry to myself I am sorry for it 和i am sorry to hear that . I am sorry I have to i am sorry to hear that和i am sorry to learn that 和i am sorry to know that哪一个比较好,写作用哪一句? I am sorry to hear that 和i an sorry for hear that 的区别是什么 翻译：I am sorry to do sth.in ordre to do. I am sorry, but I do not read Chinese. I am learning to speak a little Chin 英语翻译I am 『Sorry.』I ｛love} you ,But have 《Nothing》 to do with you. I am sorry.In fact I do not want to hurt you i am sorry to heard that和i am sorry to hear that哪个正确?语法都通顺么. 英语中I am sorry to hear that和I am sorry to heard that有什么区别? I m sorry 和 I am sorry 的区别是什么? 谁知道有首歌叫sorry,里面歌词有句want to say I am sorry高潮部分有很多I am sorry 好像有句 i am sorry you but .i know you kiss、、、、很多I am sorry 求连接和歌手名I'm sorry I'm bad,I'm sorry I'm blueI'm sorry 'bout a I am sorry to hear that是什么意思? i am sorry to hear that.是什么意思?