1. They were writing the test at this time yesterday. 
2. He was working in the garden from tho till five o'clock
3. We were watching television the whole evening
4. Were you playing football at six o'clock?
5.Were you drinking tea at seven o'clock?
6. Was  he drawing from three till four o'clock?
7. Who was listening to the radio at this time?
8. Was it raining the whole day yesterday:
9. Were they skating at three o'clock?
10. She wasn't helping mother about the house from two till six.