Exercise 6. Fill in the blank with a correct preposition.
1. I looked at the bookcase and saw an interesting story book _________ the top shelf.
2. _________ sunny days we usually go on a picnic.
3. I usually listen _________ pop music, because I'm interested _________ it.
4. Mary was born _________ 20th March _________ 1982.
5. We had to work every day _________ last summer.
6 _________ Christmas I'd like to visit my relatives.
7. I last saw him _________ last March.
8. Section 5 is _________ the first floor of the Prep School.
9. You mustn't smoke _________ a bus.
10. Ahmet's grandmother died _________ 1990 _________ the age of 81.
11. Were there many people _________ the concert?
12. He speaks quite good French. He studied _________ Paris for a year.