1. They had been discussing this question for an hour when I came into the room. 2. We had been in Paris for three days when our father called on. 3. I had been waiting for this letter for a month when the postman brought me it. 4. Only she dared to tell him the truth, as she had known him for many years. 5. They had been married for ten years when I met them. 6. My sister had been unpacking her things for half an hour when her friend rang her. 7. They left the flat where they had been leaving for twenty years. 8. She had been in her room for two hours when somebody knocked the door. 9. He had been serving in this house for six years when the war began. 10. The pupils had been writing the test for twenty minutes when their teacher left the classroom. 11. My friend was angry, as somebody had been ringing him all night. 12. I didn't like the house, even though I been living in it for many years.
1. When my father came home, I was having dinner. 2. When Alice returned, I was listening to the radio. 3. When mother entered his room, he was drawing a picture. 4. When my sister came in, I was doing my lessons. 5. When her aunt was airing the room, she caught cold. 6. The telephone rang when I was leaving the house. 7. When I met her, she was going to the office. 8. He was washing his face when somebody knocked at the door. 9. The young people were dancing when I came to the party. 10. When he was washing the dishes, he broke a plate. 11. When I rang him, he was learning rule. 12. When she was playing in the yard, she saw her mother. 13. Her son fell when he was climbing up the tree. 14. When they saw their children, they were playing. 15. When I entered the bar, I saw that they were drinking coffee. 16. When he was doing his homework, he made a lot of mistakes. 17. When the teacher came into the classroom, all the pupils were sitting at their desks. 18. When I was watching television, the phone rang. 19. When she was driving her car, she felt a headache. 20. We were making the beds when Jane opened the door.
2. green.
3. good.
4. slice.
5. creamy.
6. scrambled.
7. cold.
8. strong.