28. replace the infinitives in brackets by the past indefinite or the past perfect. 1. they (to complete) all the preparations for the fancy-dress ball by 5 o'clock. 2. on leaving the hospital the man (to thank) .the doctor who (to cure) him of his disease. 3. in the morning all the passengers (to feel) good after the night they (to spend) in the comfortable sleeper. 4. during my last visit to the picture gallery i (to find) that i no longer (to like) the pictures which (to impress) me when i first (to see) them. evidently my taste (to change). 5. last night he (to complete) the experiment which he (to begin) some months before. 6. no sooner she (to open) the drawer than she (to find) the photo which she (to think) she (to lose) long before. 7. they (to be) friends for some ten years before i (to meet) them. 8. i (to refuse) to give a definite answer before i (to receive) a letter from him. 9. hardly he (to touch) the pillow when he (to fall) asleep. 10. everybody (to be) already at the bus station, but the guide (not to come) yet. 11. we (to stop) and (to wait) until the train (to pass). 12. he (to find) the landscape even more beautiful than he (to expect) it to be. 13. she (to read) in his eyes what he (to want) to say before he (to say) it. 14. their friends (to call) for them before they (to be) ready. 15. we (to have) to stay at the station for the night because we (to miss) the last train. 16. sane (to remember) the night when she (to find) lanny on the ground and (to bring) him back to wash the blood from his face. his eyes (to have) the same look she (to see) in her father's many years before when he (to learn) that his wife (to burn) his books. 17. sarie (to understand) why lanny (not to come) the previous evenings. she (to know) that he (to stay) away because he (to be) afraid. 18. when gemma (to finish) reading the letter she (to understand) that she (to lose) arthur for ever. she hardly (to slip) the letter into her pocket when mar¬tini (to enter) the room and seeing her tear-stained face (to run) up to her and (to fling) his arms round her. but gemma (to hurry) to the window and {not to notice) even that martini (to betray) his feelings. steadying himself, martini (to say) that he (to bring) sad news: cardinal montanelli (to die) suddenly at ravenna that morning.

1. They had completed all the preparations for the fancy-dress ball by 5 o'clock. - In this sentence, we use the past perfect tense because the action of completing the preparations happened before 5 o'clock in the past.

2. On leaving the hospital, the man thanked the doctor who had cured him of his disease. - In this sentence, we use the past perfect tense because the doctor cured the man before he left the hospital in the past.

3. In the morning, all the passengers felt good after the night they had spent in the comfortable sleeper. - In this sentence, we use the past perfect tense because the action of spending the night in the comfortable sleeper happened before the passengers felt good in the morning.

4. During my last visit to the picture gallery, I found that I no longer liked the pictures which had impressed me when I first saw them. Evidently, my taste had changed. - In this sentence, we use the past perfect tense because the action of finding the pictures had happened before the speaker realized that his taste had changed.

5. Last night he completed the experiment which he had begun some months before. - In this sentence, we use the past perfect tense because the action of beginning the experiment happened before he completed it in the past.

6. No sooner had she opened the drawer than she found the photo which she had thought she had lost long before. - In this sentence, we use the past perfect tense because the action of losing the photo had happened before she thought she had lost it, and the action of thinking she had lost it had also happened before she found it.

7. They had been friends for some ten years before I met them. - In this sentence, we use the past perfect tense because the action of being friends for ten years happened before the speaker met them.

8. I refused to give a definite answer before I received a letter from him. - In this sentence, we use the past perfect tense because the action of receiving the letter happened after the speaker refused to give a definite answer.

9. Hardly had he touched the pillow when he fell asleep. - In this sentence, we use the past perfect tense because the action of falling asleep happened immediately after he touched the pillow in the past.

10. Everybody was already at the bus station, but the guide had not come yet. - In this sentence, we use the past perfect tense because the action of the guide not coming had happened before everybody was at the bus station.

11. We stopped and waited until the train had passed. - In this sentence, we use the past perfect tense because the action of waiting happened after the train had passed.

12. He found the landscape even more beautiful than he had expected it to be. - In this sentence, we use the past perfect tense because the action of expecting the landscape happened before he found it more beautiful.

13. She read in his eyes what he wanted to say before he said it. - In this sentence, we use the past perfect tense because the action of wanting to say something happened before he actually said it.

14. Their friends called for them before they were ready. - In this sentence, we use the past perfect tense because the action of being ready happened after their friends called for them.

15. We had to stay at the station for the night because we had missed the last train. - In this sentence, we use the past perfect tense because the action of missing the last train happened before we had to stay at the station.

16. Sane remembered the night when she found Lanny on the ground and brought him back to wash the blood from his face. His eyes had the same look she had seen in her father's many years before when he learned that his wife had burned his books. - In this sentence, we use the past perfect tense because the action of seeing the look in her father's eyes had happened before she found Lanny on the ground and before she brought him back.

17. Sarie understood why Lanny had not come the previous evenings. She knew that he had stayed away because he was afraid. - In this sentence, we use the past perfect tense because the action of staying away happened before Sarie understood why Lanny had not come.

18. When Gemma finished reading the letter, she understood that she had lost Arthur forever. She hardly slipped the letter into her pocket when Martini entered the room and, seeing her tear-stained face, ran up to her and flung his arms around her. But Gemma hurried to the window and didn't even notice that Martini had betrayed his feelings. Steadying himself, Martini said that he had brought sad news: Cardinal Montanelli had died suddenly at Ravenna that morning. - In this sentence, we use the past perfect tense because the actions of slipping the letter, entering the room, betraying feelings, and bringing sad news had all happened before Gemma hurried to the window.