YOU SAID:

I am going to kill that dog

INTO JAPANESE

私はあの犬を殺すつもりだ

BACK INTO ENGLISH

i'm going to kill that dog

INTO JAPANESE

私はその犬を殺すつもりです

BACK INTO ENGLISH

i'm going to kill the dog

INTO JAPANESE

私は犬を殺すつもりです

BACK INTO ENGLISH

i'm going to kill the dog