YOU SAID:

LOVING MY DOG IS SOMETHING I CERTAINLY DO

INTO JAPANESE

私の犬を愛することは確かに私がすることです

BACK INTO ENGLISH

To love my dog is certainly what I do.

INTO JAPANESE

私の犬を愛することは確かに私の仕事です。

BACK INTO ENGLISH

It is certainly my job to love my dog.

INTO JAPANESE

私の犬を愛するのは確かに私の仕事です。

BACK INTO ENGLISH

It is certainly my job to love my dog.