1. was hanging, started
2.was swimming, saw
3.was walking, met
4. were watching, rang
5.arrived, were working
6.was looking, happened
7.saw, was waiting
8. was standing, met
9.was driving, ran
10.cut, was shaving
11.broke, was eating
12.opened, was standing
13.was running, fell
14.were surfing, found
15.heard, were singing
16.was playing, were fighting
