who did it一般怎么回答

　　No one could discover how the secret got out and who did it.

　　没人能查出秘密是如何传出去的，又是谁传的。

　　Come on, cough up, who did it?

　　好了，说出来，是谁干的？

　　So it was him who did it!

　　敢情是他干的呀！

　　If she could succeed, she would be the first person in the world who did it.

　　如果她能完成，她将成为世界上第一个成功做到的人。

　　Who could have supposed it was you who did it?

　　谁会想到这是你干的？