1. We had seen that film before 1975.

2. When I came to the room last night, this film had begun a quarter before.

3. Had Ronald Regan been a Holywood actor before he became a politician ?

4. I felt little better after i had taken the medicine.

5. Was Tom at the party when you arrived ?- No, he had gone home.

6. Anna had never seen snow until last winter.

7. He had lived in his father's house till his father died.

8. What did you do after you had left the stadium ?

9. In the 1980 Olympic Games, the Soviet people had completed their preparations when the participants arrived.

10. When he came, the children had already finished the excercises.

11. By the time he arrived, the match had begun.

12. When the telephone rang, I had just finished my homework.

13. Peter's father had repaired his old bicycle this morning.

14. When he came, Tom had had dinner already.

15. After she had finished her work, she left the office.