1we were sitting when they play started
2 I was choosing a bracelet for mom when mom came into the shop
3 louse was talking to Amy when the bus arrived
4when Harriet was looking for some plasters she found her watch
5 the team was training when Ted had accident
6 when we were walking around the ruins some stones fell
7 the actor was performing on the stage when director started laughing
8 when I was carrying some bottles the carrier bag broke
9 when they were shopping it started raining
2 упражнение:
3 were climbing
4 fell
5 had
6 were walking
7 couldn't walk
8 is getting better
9 I do