1) fell, was painting
2) Were you studying, called
3) were driving, stopped
4) was driving, saw
5) read
6) dropped in, was watching
7) saw, wore
8) went, were sleeping
9) had, were eating, dropped
10) was working, heard, put, went, was looking, run, called, told, wore
11) arrived, were waiting
12) broke, was playing
13) got, was cooking, were watching
14) stayed, was snowing