YOU SAID:
I DONTNOW WHAT HAPENED
INTO JAPANESE
何が起こったのかわからない
BACK INTO ENGLISH
I don't know what happened
INTO JAPANESE
何が起きたのか知りません。
BACK INTO ENGLISH
I don't know what happened.
INTO JAPANESE
何が起きたのか知りません。
BACK INTO ENGLISH
I don't know what happened.
That didn't even make that much sense in English.