1. When my mother came home I was reading
2. Did you go to the cinema yesterday?
3. I was doing my homework the whole evening yesterday.
4. My sister was not playing the piano at 5 o'clock yesterday.
5. They are playing chess when I was entering the room.
6. My grandma is cooking dinner while my little brother is watching cartoons.
7.Did she read the whole day last Sunday?
8. I wrote a letter to my friend the day before yesterday.
9. We didn't wash the floor in our flat 3 days ago.
10. Fred opened the door and came into his room