1. a) Doll's house is very nice. OR b) The doll's house is nice. (Are both correct?)
2. a) Andres' cellphone has some scratches on the screen. OR b) The Andres' cellphone has some scratches on the screen. (Are both correct?)
3. a) Green's house on the Mejia street is my favorite. OR b) The green's house on the Mejia street is my favorite. (Are both correct?)
4. a) A friend's University is so big. OR b) A friend's University is so big. (Are both correct?)

