1) was reading/ heard

2)came/was having

3)went/rained

4)was you watching/phoned

5)met/wore

6)broke/were playing

7)was waiting/arrived

8)hadn't driven/ happened

9)fell/was painting

10)was you doing

11)saw/were trying

12)was walking/ felt

13)were driving/appeared

14)did she drive/happened

15)was waiting/came

16) invited/was visiting

17)don't want/am waiting

18)rang/was watching

19)began/was sitting

20)went/were having

21)came/was watering

22)was talking

23)was practising/was reading

24)were climbing/visited

25)was talking/entered

26)was making/went

27)was crossing/stepped/fell

28)began/was planting

29)arrived/was writing

30)were walking/heard

1. was reading, heard

2. came, was having

3. went, was raining

4. Were you watching, phoned

5. met, was wearing

6. broke, were playing

7. were waiting, arrived