"My dog drinks water."
Translation:Min hund dricker vatten.
Min is used for an -en subject and mitt is used for an -et subject. Here are the plural possessives: Min hund (my dog) Mitt hus (my house) Mina vänner (my friends)
Din hund (your dog) Ditt hus (your house) Dina vänner (your friends)
Sin hund (his/her/its dog) -- Sin goes with the pronoun sig, which is reflexive and refers back to something earlier in the sentence Sitt hus (his/her/its house) Sina vänner (his/her/its friends)
Er hund (your dog) -- plural you as in you all Ert hus (your house) Era vänner (your friends)
Vår hund (our dog) Vårt hus (our house) Våra vänner (our friends)
Hans (his), hennes (hers), dess (its), and deras (their) don't change for gender.