YOU SAID:

I bought a red dog and brought him home as a pet

INTO JAPANESE

私は赤い犬を買って、ペットとして彼を家に連れて来た

BACK INTO ENGLISH

I bought a red dog and brought him home as a pet.

INTO JAPANESE

私は赤い犬を買って、ペットとして彼を家に連れて来ました。

BACK INTO ENGLISH

I bought a red dog and brought him home as a pet.