Determine whether the indefinite NP underlined in each of the following sentences is generic or non-generic. If it is non-generic, further specify whether it is specific or non-specific.

1. The meeting was interrupted by students.

2. This study area is for students.

3. Insurance for students is less expensive.

4. Water has badly damaged this wall.

5. Water is made up of hydrogen and oxygen.

6. This plant needs water.

7. I wish I had a sports car.

8. She drives a sports car.

9. A sports car can reach 60 mph in 3.5 seconds.

10. This game is designed for children.

11. They want children.

12. They have children.

13. A doctor studies for years before opening a practice.

14. There is a doctor on the plane.

15. Is there a doctor on the plane?