Помогите раскрыть скобки:1. What you both (to do) at 7 oclock

Помогите раскрыть скобки:1. What you both (to do) at 7 oclock yesterday? I (to play) chess with

my brother and Ann (to listen) to the radio. 2. When the doctor (to leave) the room, he (to notice) somebody in the corridor. 3. When her father (to come) in, she (to sit) at table having tea. 4. Next day, when he (to shave), he (to cut) himself slightly. 5. The door of his room (to be) open; his mother still (to stand) at the window. 6. Smiling to himself, he (to begin) to make plans for the future. He still (to smile) when he (to walk up) to the house. 7. While the water (to heat), Mrs. Parker (to begin) to sweep the floor. 8. Mark (to see) the picture of Nelly in the morning paper, while he (to have) coffee. 9. It (to rain) when they (to come) out of the house. 10. Maggie just (to pass) the shop and (to head) for the door when she (to come) face to face with the tall man who (to enter).