YOU SAID:
i bet you dont know who i am
INTO JAPANESE
あなたは私が誰なのか知らないに違いない
BACK INTO ENGLISH
you must not know who i am
INTO JAPANESE
あなたは私が誰であるかを知ってはいけません
BACK INTO ENGLISH
you don't know who i am
INTO JAPANESE
あなたは私が誰だか知らない
BACK INTO ENGLISH
you don't know who i am
Come on, you can do better than that.