Ответ: 1. I  (had worried) a lot about her
before I  (heard) that she was safe. 2. I didn’t like the
flat. It  (was) much smaller than I  (had thought) at first.
3. He told us he  (had shot) a big tiger. 4. They 
(drank) tea after they  (had finished) dinner. 5. She had just  (folded) the pink apron and placed it in a table drawer when the
door (opened) and Joe  (entered). 6. The police wanted
to know why he (had brought) a gun to school. 7. After he
(had worked) at the hospital for two years he (decided) to
give up the job. 8. When I (arrived) at the party John had already (gone) home. 9. We (had waited) until the match (finished). 10. They (had left) the room before the
meeting (finished). 11. I (had bought) a new camera
before I went to London. 12. I had just (turned off)
the lights when the telephone (rang).1. Had he  (known) her for a long
time before they (got) married? 2. He (drove)
down the hotel where they (had spent) their honeymoon years ago.
3. When we (got) to the station the train (had already left). 4. He (sat) at a table by the window
where he (had had) a meal with Jane. 5. Why had he (not asked) her to wait and think again before she (left)
Paris. 6. He was wondering why he (had let) her leave so
easily. 7. He knew he (had earned) that money with a great
difficulty. 8. After they (had gone), he (sat) down and (lit) a cigarette. 9. He (had to) go to work
by bus because his car (had broken) down. 10. He (had been angry)
before he (heard) my offer.