Put the correct prepositions of time, place and direction.

1. Alexander goes to college five days a week.
2. We have modern workshops on the second floor and a computer classroom on the third floor.
3. He meets a lot of students at the conference every year.
4. Tom comes into the room at sits down at the table.
5. His family likes to go out of town on the weekends.
6. The dog is on the sofa and we cannot see him.
7. His picture hangs above the divan bed.
8. We have a beautiful vase on the table with a lot of flowers in it.
9. I see the schoolyard through the window.
10. The seminar starts in 10 minutes, at 12 o’clock.