7. Esta is used for talking about the location of one thing and estan is used for more than one. They are both used when talking about whereabouts but about a different amount of things. Answer is A
8. Likely D using process of elimination. Only one that really makes sense.
9. May be incorrect, but I would say C makes the most sense in this context.
1. do you see the map of costa rica 2. do you see th ecomputer. 3. do you see the reproduction of dvds. 4. do you see the books. 5. do you see the surround system 6. do you see the windows 7. do you see the black board do 8. you see the money 9. you see the desks 10. do you see yourself