1. Sam couldn’t get up at 9 o’clock this morning. He had been working in the Internet all night.
2. Denny was very proud of his collection of coins which he had been collecting since his childhood.
3. Fred had been waiting for his girlfriend for an hour already when he got an SMS: she had got into a traffic jam.
4. They had been discussing the problem for hours but still could come to any decision.
5. They didn’t want to sell the house which their family had owned for fifty years.
6. We had been driving for a few hours before we saw a service station.
7. When my aunt switched on the TV, her favourite serial had been on for half an hour already. She was sorry she (had missed) half of it.
8. He was coughing all the time. He (had drunk) cold beer the day before.
9. We decided to make a break. We (had been working) too long.
10. When I entered the flat, I saw that everything was in a mess. Somebody (had been searching) the rooms.
11. The boys had black eyes and torn trousers. They (had been fighting).
12. At last he found the job which he (had been looking for) for so long.
13.She put aside the book she (had been reading).
14. Mrs. Honey was a very good teacher. She (had been working) at our school for twenty years.
15. The old woman rose from the chair on which she (had been sitting).
16. John was a computer manager. He (had been working) for that firm since it was founded.
17.He (had been ) ill for a week already when I called him.