13. Open the brackets, using the correct form in the Passive Voice.

1. I'm not wearing my black shoes today. They (mend). 2. This copy (not read). The pages (not cut). 3. Why the car (not jock) or (put) into the garage? 4. The ir. „Alamaged ship (tow)^T into harbour when the towline 'broke. 5. This room (use) only on special occasions. 6. Bicycles must not (leave) in the hall. 7. He was taken to hospital this afternoon, and (operate on) tomorrow morn­ing. 8. It was a lonely road, and the girl was afraid; she thought she (follow^. 9. The paintings (exhibit) till the end of the month. 10. The little girl is an only^child, and she (spoil) by her parents and grandparents. 11. Nor­mally this street (sweep) every day, but it (not sweep) yesterday. 12. It was very cold yesterday afternoon, but we couldn't light a fire in the sitting-room; the chimney (sweep). 13. This purse (to leave) in a classroom yester­day, it (find) by the cleaner. 14. Thousands of new houses (build) every year. 15. When I saw the car, it (drive) at over fifty miles an hour. 16. This room (not use) for ages. 17. The children are very excited this morning. They (take) to the circus this afternoon. 18. My keys (return) to me; they (pick up) in the street. 19. Dogs must (keep) on leads in, the gardens. 20. Dictionaries may not (use) at the examination.

14. Put the following into the passive, mentioning the agent where necessary.

1. You can't wash this dress; you must dry-clean it. 2.They waste a lot of time discussing unimportant things. 3. They type the letters in the other office. They'll type yours in a minute. 4. They are repairing my piano at the moment. 5. The guests ate all the sandwiches, and drank all the lemonade. They left nothing. 6? Has someone posted my parcel? 7. Why did no one inform me of the change of plan? 8. We shall have to tow the car to the garage. 9. I'm afraid we have sold all our copies but we have or­dered more. 10. They haven't stamped the letter. 11. She didn't introduce me to her mother. 12. An earthquake de­stroyed the town. 13. A machine could do this much more easily. 14. Visitors must leave umbrellas and sticks in the cloakroom. 15. We can't repair your clock. 16. We have to pick the fruit very early in the morning; otherwise we can't get it to -the market in time. 17. The examiner will read the passage three times. 18. You need not type this letter. 19. You mustn't move this man; he is too ill. You'll have to leave him here. 20. They took him for a Frenchman, his French was so good. 21. We have warned you. 22. We had to give the books back; they did not allow us to take them home. 23. They handed round coffee and biscuits. 24. People often take him for his brother. 25. They showed her the shortest way -to the village. 26. The author has written a special edition for children. 27. Lightning stjyck., the old oak. 28. They didn't look after the children prop­erly. 29. You are to leave this here. Someone will call for it later on. 30. They will see him off at the airport.