YOU SAID:
Do you are have a stupid?
INTO JAPANESE
あなたはバカですか?
BACK INTO ENGLISH
Are you stupid?
INTO JAPANESE
お前は馬鹿か。
BACK INTO ENGLISH
Are you an idiot?
INTO JAPANESE
お前は馬鹿か。
BACK INTO ENGLISH
Are you an idiot?
You've done this before, haven't you.