1.
When I opened the window, I saw the sun (shine).2. We are sure Simon
(will marry) her some time later.3. He can't remember where he (had put)
his glasses.4. George thought the restaurant to be expensive.5. She
was disappointed that she (had not got) the job.6. I didn't understand
why they (had destroyed) their relationship.7. He is not sure they (will
find) their way in the darkness.8. Jane asked me if I (had invited) Ann to
the party.9. People say that he has always (been) very rich.10. She said
she (had been waiting) for me since seven o'clock.11. They thought I (would give)
them my telephone number.12. I am afraid I (will not be able to) answer your
question.13. We wanted to know what (had happened) to John.14. George
thought he (could) repair the car himself.15. She is very upset: she (has
broken) her watch.16. Bill said he (felt) ill.17. We thought she was still in hospital.18. I knew he (was passing) his examination at that
time.19. My cousin promised he (would visit) me in a week.20.
We didn' tknow they (were) tired.