Раскройте скобки поставьте глагол в past perfect continuous.

1. Sally ___________ (type) this text for 3 hours before Mark came.
2. Anthony _________ (wait) for his airplane for 3 hours when its delay was announced.
3. I saw many huge puddles. ______ it_______ (rain) hard?
4. Sam did not even realize what a hard time Molly ______ (have).
5. Rita _______ (train) for a year and she was very fit when her ex-boyfriend met her.
6. Rachel’s husband _________ (fix) the car since early morning.
7. Paul and Molly ___________ (talk) on the phone for an hour when the line broke.
8. How long ____________ you_________ (watch) TV before you decided to go to bed?
9. Steven felt tired as he __________ (sail) for several hours.
10. Zina __________ (try) to find her mother for years but she failed.