zad 1
1) a
2) c
3) b
4) c
5) b
zad 2
1) was listening
2) wasn't working
3) was she drinking
4) were cycling
5) wasn't sleeping
6) what were you doing
zad 3
1) saw, was walking
2) broke, was dancing
3) was writing, rang
4) were playing, started
zad 4
1) were you walking, saw
2) knocked, weren't excepting
3) was Mary sitting, arrived
