Prepositions - IN ON AT

Complete the blanks with IS - ON - AT.


1. Katia is work.
2. Elza was school yesterday.
3. Cristiane doesn't live the second floor.
4. Lisete's cat magazines are the teachers' table.
5. Adriane's pictures are her bag.
6. Roseane was in Paris the Eiffel Tower.
7. I called you yesterday, but nobody was home.
8. A lot of tourists were Paulista Avenue last night.
9. There was a beautiful picture the wall.
10. There are five daughters Katia's family; she is the sencond.
11. All the passengers are waiting the bus stop.
12. Were you the classroom when the coordinator arrived?
13. Was your English teacher school yesterday?
14. I think all my friends are the club.
15. Are the players that plane now?
16. Why is the computer the floor?
17. The students are the 6th grade.
18. My children are their grandmother's house.
19. Please wait for me the door.
20. How many people are ther the lift?