三句英文任你选

　　I shouldn't have done that.

　　我本不该那样做。

　　I feel ashamed of myself.

　　我真为自己感到惭愧。

　　It is to be regretted that I forgot to finish the report last night.

　　真可惜我昨晚忘记完成这份报告了。

　　半个句型要记牢

　　feel ashamed of (sb. /onself/sth. ) (为……感到惭愧)

　　Tip:这里 feel还可以用 be替换，但注意 be ashamed for和 be ashamed of 的区别 be ashamed for的意思是"为……(一般指外在的人或事物，如他人)而感到羞耻 be ashamed of的意思是"由于……(一般指内在的人或事物，如自己)而感到羞耻"。如I'm ashamed for you. (我为你感到羞耻。) I felt a-shamed for the attitude to your parents. (你对于父母的态度，我引以为耻。)