YOU SAID:

my cat ate my homework so I didn't turned it in.

INTO JAPANESE

私の猫は宿題を食べたので、提出しませんでした。

BACK INTO ENGLISH

My cat ate homework and didn't submit it.

INTO JAPANESE

私の猫は宿題を食べて提出しませんでした。

BACK INTO ENGLISH

My cat ate homework and did not submit it.

INTO JAPANESE

私の猫は宿題を食べて提出しませんでした。

BACK INTO ENGLISH

My cat ate homework and did not submit it.