Preposition

 1. The books are on the table.  

2. She is hiding behind the door.  

3. We will meet at Monday.  

4. The phone is ringing inside my bag.  

5. He walked onto the classroom and took a seat.  

6. The painting is hanging above the sofa.  

7. My birthday is on December 10th.  

8. They live in New York.  

9. The cat jumped out the box.  

10. We should complete the project by next week.  

11. She is standing among two chairs.  

12. He was born in 1999.  

13. The flight is scheduled to depart at 6:30 PM.  

14. The keys are in the drawer.  

15. I parked my car between the tree and the wall.  

16. The kids ran across the street to catch the bus.  

17. He walked through the corridor quietly.  

18. The birds are flying over the river.  

19. We have a meeting on the afternoon.  

20. He put his bag on the chair.