Answer:
Question 1: Si vivo con mis padres, obedezco las reglas de la casa.
Question 2: Si vivo sola, salgo y vengo cuando me conviene.
Question 3: Si uso el carro de mi padre, tengo que volver a casa antes de medianoche.
Question 4: Si salgo con mis amigos, nosotros vamos a volver a casa tarde.
Question 5: Si mis amigos vienen a casa, tienen que saludar.
Explanation:
Question 1: Translation: If I live with my parents, I obey the house rules. (It refers to me)
Question 2: Transaltion: If I live alone, I go out and come when it suits me. (It refers to me)
Question 3: Translation: If I use my father's car, I have to go home before midnight. (It refers to me)
Question 4: Translation: If I go out with my friends, we will return home late. (It refers to me and my friends)
Question 5: If my friends come home, they have to say hello. (It refers to my friends)