遗憾怎么讲英语？高中知识

regret,pity,sorry都可以表示遗憾之意

1.听到这个消息我感到很遗憾。
I'm sorry to hear that.
2.我们明天必须离开，真是遗憾。
It is a pity that we shall have to leave tomorrow.
3.我们很遗憾无法再考虑你的情况。
We regret that we are unable to reconsider your case.

shame/pity. 真遗憾。---What a shame/pity!

it's so pity!

just "pity" is the right answer.

I'm sorry
it's so pity!

pity: it's so pity

regret:
I regret to tell you that my friend is ill.
遗憾地告诉你, 我的朋友病了。

我只知道这两种用法.