YOU SAID:

Slap my cat in the back of the house

INTO JAPANESE

家の裏で猫を平手打ち

BACK INTO ENGLISH

Slap a cat behind the house

INTO JAPANESE

家の後ろで猫を叩く

BACK INTO ENGLISH

Hit the cat behind the house

INTO JAPANESE

家の後ろの猫を殴る

BACK INTO ENGLISH

Hit the cat behind the house