YOU SAID:
why must I be so stupid
INTO JAPANESE
なぜ私はそんなに愚かでなければならないのですか?
BACK INTO ENGLISH
Why should I be so stupid?
INTO JAPANESE
なぜ愚かなする必要がありますか。
BACK INTO ENGLISH
You must be stupid why?
INTO JAPANESE
あなたはなぜばかなのでしょうか?
BACK INTO ENGLISH
Why are you an idiot?
INTO JAPANESE
馬鹿じゃないの?
BACK INTO ENGLISH
Are you an idiot?
INTO JAPANESE
馬鹿じゃないの?
BACK INTO ENGLISH
Are you an idiot?
You've done this before, haven't you.