YOU SAID:
我到底对你这个混蛋做了什么
INTO JAPANESE
いったい私はあなたに何をしたのですか?
BACK INTO ENGLISH
What on earth have I done to you?
INTO JAPANESE
一体私はあなたに何をしたのでしょうか?
BACK INTO ENGLISH
What on earth have I done to you?
That didn't even make that much sense in English.