They (to play) in the yard in the evening yesterday. 2. He (to write) a letter when I (to come) in. 3. At this time yesterday I (to sit) at the theatre. 4. I (to go) to bed at nine o'clock yesterday. 5. She (to wash) the floor at four o'clock yesterday. 6. When I (to come) home, Kate (to play) the piano. 7. I (to finish) my homework at nine o'clock yesterday. 8. When I (to go) to the museum, I (to see) a big crowd of people in the street. 9. They (to play) in the yard the whole evening yesterday. 10. I (to clean) my teeth at eight o'clock in the morning yesterday. 11. We (to go) to the wood in summer. 12. When the teacher (to open) the door of the classroom, the pupils (to sit) at their desks. 13. When I (to meet) John, he (to go) to the railway station. 14. I (to play) the piano at five o'clock yesterday. 15. He (to come) back to St. Petersburg on the 15th of January.
