YOU SAID:
Before the event, I hadn't realised.
INTO JAPANESE
イベントの前に、私は実現していなかった。
BACK INTO ENGLISH
Ago the event, I didn't realize.
INTO JAPANESE
前イベントは、私は知らなかった。
BACK INTO ENGLISH
Before the event, I did not know.
INTO JAPANESE
イベントの前に私は知らなかった。
BACK INTO ENGLISH
I did not know ago the event.
INTO JAPANESE
私は前に知らなかったイベント。
BACK INTO ENGLISH
I did not know ago the event.
You've done this before, haven't you.