YOU SAID:

So when I ate the elephant it popped

INTO JAPANESE

だから私が象を食べたとき、それは飛び出しました

BACK INTO ENGLISH

So when I ate the elephant, it popped out

INTO JAPANESE

だから象を食べた時、飛び出した

BACK INTO ENGLISH

So when I ate an elephant, it jumped out

INTO JAPANESE

だから象を食べた時、飛び出した

BACK INTO ENGLISH

So when I ate an elephant, it jumped out