Ответ:

17. I had spoken ... I have realized

18. I returned ... secretary told ... somebody had phoned ...  I had been out

19. began .... had been lasting. enjoyed

20. arrived ....  had been waiting

22. he had cut ... before the finished

23. I saw ...  he had stopped.  he was smoking

24. they was walking ...  .  they walked

25. he had lied. he had bought ... and he read ...

Объяснение:

Ответ:

17. spoke; realized

18. returned; told; had phoned; was

19. began; lasted; enjoyed

20. arrived; had been waiting

22. cut; finished

23. saw; had stopped; was smoking

24. had been walking; have walked

25. was lying; had bought;  read

Объяснение: