Change the sentence and use Possessive Form:
This is the car of Raul.
This is Raul's car.
Change the sentence and use Possessive Adjectives:
This is (your name)'s car.
This is my car.
Change the sentence and use Possessive Form:
This is the house of Alex.
This is Alex' house.
This is Alex's house.
Change the sentence and use Possessive Adjectives:
This is Raul's notebook.
This is his notebook.
Change the sentence and use Possessive Form:
She is the mom of Carlos and Saul.
She is Carlos and Saul's mom.
Change the sentence and use Possessive Adjectives:
This is Azucena's cat.
This is her cat.
Change the sentence and use Possessive Form:
This is the house of my parents.
This is my parents` house.
Change the sentence and use Possessive Adjectives:
They are Mario and Oscar's friends.
They are their friends.
Change the sentence and use Possessive Form:
These are the balls of children.
These are the children`s toys.
These are Paco and (your name)'s worksheets.
These are our worksheets.