1. They (had been walking) in the garden for an hour when the storm ( broke out).
2. Paula (dropped) the cup she was holding and (burst) into tears.
3. Were you ( working) in Spain this time last year? - Yes, I (went) out there in '93.
4. She (was writing) to her brother when he ( walked) through the front door.
5. Why didn't you ( speak) to Jim at the meeting yesterday? - Because he (had left) by the time I got there.
6. The poor woman complained she (had been having) trouble with her eldest son for a long time.
7. The waiter assured me that he (had looked) for the watch everywhere.
8. He (had written) the whole composition during the lunch hour.