YOU SAID:
I can't believe you don't know him
INTO JAPANESE
あなたが彼を知らないなんて信じられない
BACK INTO ENGLISH
I can't believe you don't know him.
INTO JAPANESE
あなたが彼を知らないなんて信じられない
BACK INTO ENGLISH
I can't believe you don't know him.
You've done this before, haven't you.