1. The girl was cooking, the lights went; 2. The boy hurted, he was skating 3. The woman entered, the children were feeding, 4. I visited, I was buying 5. It started, we were bathing, 6. I had 7. He came, I was doing 8. were you doing? 9. I was going 10. You were sleeping, I went 11. He was reading, I came 12. I was walking,, a tram stopped 13. She was looking, I saw, 14. We were answering, the headmaster entered, 15. They were drinking, I came16. He was walking, boat passed, 17. the old man thought, he felt 18. we listened, 19. I entered, teacher was writing, pupils were coping out. 20. they were getting, began