Answer:
1. "Let's see the latest Spielberg movie!"
"I have already seen it !" (Possessive adjective)
2. "How are your kids? I haven't met them for ages!" (Possessive adjective)
3. "Have you met Alan and Tim?"
"No, I have never met them." (Possessive adjective)
4. "Don't help me with this exercise! I can do it by myself." (Possessive adjective)
6. She has broken her leg.(Possessive adjective)
7. My mobile needs to be fixed, but it is working.(Possessive adjective)
8. this computer is a Mac, but that is a PC.(Possessive adjective)
9. We gave them ours telephone number, and they gave us.(Possessive pronoun)
10. my pencil is broken. Can I borrow yours ?(Possessive pronoun and adjective )
11. our school teacher played basketball with us in ours yard (Possessive pronoun and adjective )
12. Bart and I did our homework, but Jennifer didn't do hers (Possessive pronoun and adjective )
13. When I entered the room I found Lois playing cards with his friends. (Possessive adjective)
14.our class scored the highest score in TOEFL while we didn't even make it in the top-10.(Possessive adjective)
15. Al and Sam want to buy another car as theirs is too small. (Possessive pronoun)
