YOU SAID:
i didn't eat my grandma's cat
INTO JAPANESE
私はおばあちゃんの猫を食べなかった
BACK INTO ENGLISH
I didn't eat my grandmother's cat.
INTO JAPANESE
私は祖母の猫を食べなかった。
BACK INTO ENGLISH
I didn't eat my grandmother's cat.
You've done this before, haven't you.