I. Translate the sentences into English, paying attention to the Infinitive.

1. To take part in the concert was a real pleasure.

2. To master medicine one must work hard.

3. We had to change the time of our meeting.

4. She wants to accept your offer.

5. He wants to be admitted to the Academy.

6. He is happy to have been admitted to the Academy.

7. There were many interesting things at the lecture to attract our attention.

8. He was the first to learn about it.

9. I am afraid not to see her.

10. He pretended not to hear the question.

11. This is the dose to be taken.

12. I am eager to tell you that I am a second – year student.

13. My duty will be to treat people for different diseases.

14. I arranged everything to be admitted into the Institute.

15. I had to get a certificate of health.

16. Dr. Ivanov asked me to take a seat.

17. Then he wanted to know what my troubles were.

18. After the examination the doctor began to fill in my patient’s card.

19. I always follow the prescribed treatment to be well again as soon as possible.

20. If one doesn’t follow the treatment this may cause serious complications.

II. Fill in “to” where it is necessary.

1. The operation cannot ... be performed today.

2. I asked her not ... sit in the sun.

3. The man asked me not ... walk on the grass.

4. Let me ... help you with your work.

5. I don’t know what ... do.

6. You’d better ... take an aspirin. You look bad.

7. We have come ... ask whether there is anything we can ... do.

8. I cannot ... go there now, I have some work ... do.

9. You must make him ... practice an hour a day.

10. My son asked me ... let him ... go to the disco.

11. He is not sure that it can ... be done, but he wants ... try.

12. You are cold. You’d better ... sit near the fireplace.

13. I felt someone ... put his hand on my shoulder.

14. Please, help me ... translate it.

15. I like ... carry on experiments.

16. I would rather ... listen to the radio than ... see this soap opera on TV. – As for me, I prefer ... watch TV. You’d better ... take a radio and ... go for a walk.

17. My brother can ... spend a lot of time on studies.

18. We had ... put on our white gowns.

19. May I use ... your telephone?

20. I would rather ... stay at home today.

21. You look tired. You had better ... go home.

22. Do you like ... take part in the competitions?

23. Would you like ... listen to good music?

24. Would you like ... follow my advice?

25. I want to get thinner, so I’d rather ... walk than ... go by car.

26. Would you like ... take part in this competition?

III. Use Perfect Infinitive for previous actions

Model: We are glad to see you.

We are glad to have seen you.

1. She is happy to help you.

2. I am glad to be invited to the party.

3. She is sorry to keep you waiting.

4. I am sorry to trouble you.

5. He is happy to take part in putting dressings.

6. I am happy to cope with the work.

7. She is sorry to miss the lecture.

8. He is happy to help the surgeon.

9. I am sorry not to follow your advice.

10. I am happy to make a correct diagnosis myself.

11. The patient is happy to undergo a course of treatment.

12. I am glad to keep the fever down.

13. The doctor is glad to make the daily round.

IV. Change the subordinate clauses for the Infinitives

Model: He is sorry that he has said it.

He is sorry to have said it.

1. I am glad that I have met you.

2. She is happy that she has found such a nice place to live in.

3. He was happy that he was praised by everybody.

4. He was very proud that he had helped his elder brother.

5. The patient is glad that he has survived the operation.

6. The surgeon is glad that he removed a tumour of the stomach successfully.

7. She is glad that she prevented a fatal outcome.

8. She is sorry that she has to undergo an operation.

9. I am sorry that I have hurt your hand.

10. I am glad that I haven’t caused you any pain.

11. I remembered that I had seen that girl before.

12. She was glad that she had been taken to the theatre.

13. He was glad that he had learned his homework at last.