1.

Mariano shows his  concern for others   by volunteering to help people with incurable diseases.

2.

Her grandparents' love of art, poetry, and classical music taught Luciana   artistic appreciation .

3.

My sister and I learned  courtesy   from our parents. They taught us the importance of being polite to both family and friends.

4.

Rocio always gets upset with people who disagree with her. I wish she would show more  tolerance .