1. Pam screamed when she saw the stranger in her house.
Pam was screaming when she saw the stranger in her house.
2. The thieves stole the painting while the guards weren't looking.
The thieves were stealing the painting while the guards weren't looking
3. The man in the photo wore an old suit and held a blue umbrella.
The man in the photo was wearing an old suit and was holding a blue umbrella.
4. It snowed heavily as the climbers reached the camp.
It was snowing heavily as the climbers were reaching the camp.
5 He was walking in the park when he found a set of keys.
6 It stopped raining so the children went out to play.
7 The loudspeaker broke while the band played their first song.
The loudspeaker broke while the band was playing their first song.