Use the perfect infinitive of the verbs in brackets with a suitable auxiliary verb.

1. Tom: I had my house painted recently, but when they sent in the bill I was appalled. If I'd known it was going to cost so much I (not have) it done.

2. Peter: But it's your own fault, Tom. You (ask) for an estimate before letting them start.

3. Mother (very anxious about her son, aged ten): Where is he? He (be) here an hour ago? (It's now 5.00 and he is usually home by 4.00.)

4. Friend: He (go) to the playground to watch a football match. Mother: No, if there'd been a match today he (tell) me. He always tells me all the football news.

5. Friend: His teacher (keep) him in as a punishment. Mother: She (not keep) him in for a whole hour.

6. Friend: Then he (go) to a friend's house. Mother: Yes, or he (be) knocked down crossing the street. He may be lying unconscious in hospital! Friend: If that had happened the hospital (ring) you. Mother: They (not ring) me. My phone isn't working!

7. He jumped out of the aeroplane and landed unhurt! ~ You mean he parachuted down? ~ He didn't say anything about a parachute. ~ He (have) a parachute. Otherwise he (be) killed.

8. I bought a sweater at Marks and Spencer's last Sunday. ~You (not buy) it on Sunday. Marks and Spencer's is shut on Sundays.

9. Tom's had another accident. He came out of a side road rather fast and a lorry crashed into him. ~ It sounds like Tom's fault. He (wait) till the main road was clear.

10. I wonder who carried the piano upstairs. I suppose it was Paul. ~ Paul (not carry) it by himself. Someone (help) him.

11. I was on the Circle Line and we were just leaving Piccadilly. ~ Then you (not be) on the Circle Line. It doesn't go through Piccadilly. You (be) on the Bakerloo Line or the Piccadilly Line.

12. The plane disappeared two weeks ago and no one knows what happened to it. ~ It (crash) into the sea. If it had crashed on land someone (report) it by now. ~

13. But what do you think caused the plane to crash? ~ Who knows? It (blow) up. Someone (plant) a bomb on board before take-off, or one of the passengers (have) explosives with him.

14. Or someone (try) to hijack the plane. And there (be) a fight during which the plane crashed.

15. Or something (go) wrong with the engines, or it (be) a case of metal fatigue. ~ It (not be) metal fatigue because it was a brand new plane.

16. The pilot (collapse) at the controls. ~ But if that had happened the second pilot (take over).

17. Maria (new to English customs): He said, 'How do you do?' so I told him about my migraine. Ann: You (not do) that. (That wasn't the right thing to do.) You (say), 'How do you do?' too.

18. It was the depths of winter and we had to wait eighteen hours in an unheated station. ~ You (be) frozen by the time the train arrived.

19. I've done all the calculations. Here you are—six pages. ~ But you (not do) all that work! We have a computer to do that sort of thing. - You (tell) me! Then I (not waste) all my time!

20. He failed the exam but he (pass) it. (He had the ability to pass it.) It's all his own fault; he (work) much harder during the term.

21. He's not here! Yet I locked him in and bolted the door too, so he (not possibly open) the door from inside. And he (not get) out of the window; it's too small. ~

22. Somebody (let) him out. One of his friends (follow) you here and (slip) in when your back was turned.

23. Passenger: Fares are awful! I had to pay £2 for my ticket and £1 for the baby. Another passenger: But you (not buy) a ticket for the baby. Babies travel free.

24. Immediately after drinking the coffee I felt very sleepy and the next thing I remember is finding myself lying in the middle of the road. ~ They (drug) your coffee and (dump) you there. ~ If I hadn't woken up when I did I (be run) over. ~ That (be) part of their plan. (It is possible that it was part of their plan.)

25. I found he knew all my movements for the past week. He (bribe) one of the other students to give him the information. ~ Or he (follow) you himself. ~ No, he (not do) that. (That is not possible.) I (see) him.

26. I stamped it and posted it. ~ You (not stamp) it. It was a reply-paid envelope.

27. He walked from London to Cambridge in three hours. ~ He (not do) it in that time! Someone (give) him a lift.

28. I found that everything I said on the phone had been reported to the police. ~ Your phone (be) tapped.

29 My ring's gone! It was on the table by the window only a minute ago! Who (take) it? ~ It (be) a magpie. There are some round here and they like shining things. A magpie (hop) in through the window and (snatch) it when you were out of the room. (This is possible.)

30. I had to walk home yesterday: I had no money for my fare. ~ You (tell) me! I (lend) you the money!

31. I (not take) a taxi. I (walk); it was only a hundred metres. (/ took a taxi but it wasn 't necessary.)

32. The shoplifter thought she was unobserved but when she got to the door a store detective stopped her. They (watch) her on closed-circuit television.

33. When I rang the exchange and asked for the number the operator said, 'You (not ring) the exchange! You (dial) the number direct!' However, he put me through.

34. One moment the conjurer's handkerchief was empty and the next moment it was full of eggs! ~ He (have) the eggs up his sleeve! ~

35. Well, I suppose he (have) eggs up his sleeve: but for his next trick he produced a bowl of goldfish out of the air. He (not have) a bowl of goldfish up his sleeve, now, could he?

36. Mary: My grandmother knew a girl whose fiance was sent to prison for twenty years. This girl (marry) any one of a dozen men because she was a real beauty, but she waited till her fiance came out of jail! Jack: She (love) him very much. Ann: She (be) an idiot!

116 Auxiliaries + perfect infinitives

PEG 114 B, 255

Use the perfect infinitive of the verbs in brackets with the appropriate auxiliary. Phrases in bold type should not be repeated but their meaning should be expressed by auxiliary + perfect infinitive.

You (bought) bread, which was not necessary. You needn 't have bought bread.

1. To someone who was not at the party: 'We had a wonderful time; you (be) there.'

2. It is possible that Shakespeare (write) it. ~ Shakespeare (not write) it because events are mentioned that did occur till after Shakespeare's time.

3. I found this baby bird at the foot of a tree. It (fall) from a nest.

4. I used to visit her and I always wondered why she had those dreadful pictures on the walls. ~ It is possible that she (like) them.

5. During the gale, the captain was on the bridge the whole time. He (be) exhausted afterwards.

6. You (send) a telegram, which was quite unnecessary; a letter would have done.

7. You (leave) a note. (It was very inconsiderate of you not to do so.)

8. Somebody phoned at lunchtime t) but I couldn't catch the name. ~ It (be) my brother. He sometimes rings me up then.

9. The lecturer was a tall thin man with white hair. ~ Then it (not be) Dr Fell because he is short and fat. It (be) Dr Jones; I think he is thin.

10. You (not go) out yesterday without a coat. No wonder you caught cold.

11. I saw them in the street but they didn't stop to speak to me. ~ It is possible that they (be) in a hurry.

12. They (be) married next week but now they have quarrelled and the wedding has been cancelled.

13. If we hadn't had this puncture we certainly (be) home by now.

14. You (carry) the dog, which was unnecessary. He can walk very well.

15. People were waiting but the bus didn't stop. ~ It is possible that it (be) full.

16. We went sailing on a lake in a London park. I think it was the Round Pond. ~ It (not be) the Round Pond. There are only toy boats there. It (be) the Serpentine.

17. Look, there's a tree right across the road! ~ So there is. It (be) blown down by the gale last night.

18. This building (be) finished by the end of last year (this was the plan), but there have been so many strikes that it isn't finished yet.

19. But for the fog they (reach) the top next day.

20. You (cross) the road by the subway, (but you didn't)

21. It is a pity you (not bring) your kite. It is just the day for kites.

22. It is possible that I (be) mistaken.

23. I sat on a seat in the park and now my coat is covered in green stripes. ~ The paint (be) wet.

24. I suppose it was Charles who left the kitchen in such a mess. ~ No, it (not be) Charles. He never has a meal in. It (be) Bill.

25. I know she was in because I heard her radio, but she didn't open the door. ~ Possibly she (not hear) the bell.

26 If you had told me that you were in London I (put) you up. (This would have been possible.)

27. If they had gone any further they (fall) over a precipice.

28. He (check) that his brakes were working properly, (but he didn't)

29. You (apologize), which was not necessary.

30. I can't think why they didn't try to help him. ~ It is possible that they (not realize) that he was drowning.

31. He (thank) us. (We are offended that he didn't.)

32. I (go) on Tuesday (this was the plan). But on Tuesday I had a terrible cold so I decided to wait till Wednesday.

33. You (warn) him that the ice was dangerous, (but you didn't)

34. If you had kept quiet nobody (know) anything about it.

35. You (bought) a new one, which wasn't necessary. I could have lent you mine.

36. As soon as I switched on my new electric cooker there was an explosion. ~ There (be) something wrong with it.

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