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1. Don't come in! The professor is examining students. 2. Can I read the article? — No, the secretary is typing it. 3. We had to hurry. They were waiting for us. 4. It was noisy. Nobody was listening to him. 5. Does he realize that they are laughing at him? 6, Look at this man. I think he is following us. 7. Listen carefully! He is giving a very interesting talk. 8, The waiter is serving us rather fast, 9. The secretary was looking through morning mail. 10. The interpreter is translating their conversation rather well. 11. The briefing is in full swing. The correspondents are interviewing the participants of the conference. 12, The company was developing a new project. 13. You can't watch the film now. The mechanic is fixing the TV set. D using the Perfect Tenses Example: They have already brought the medicine. — The medicine has already been brought. 1. You have repaired our house lately. 2. When the fire brigade came, the fire had destroyed the building. 3. The athlete has shown much better results since this coach trains him, 4.1 will have answered all the business letters by noon. 5. The president of the board has signed the document. 6. Is she washing the floor? — No, she has already washed it. 1, By his arrival they had repaired his car. 8. He has booked the tickets and the clerk will have brought them by 2 o'clock. 9. They had painted the house by his arrival. 10. The police haven't found the reason for the accident yet. 11. Have you touched anything here? 12, The sociologist has interviewed a lot of students. 13. Have they tested all the machines? 14. The flood has caused considerable damage, 15. John will have received the papers by tomorrow. E using modal verbs. Example: He can do this work. — The work can be done (by him). 1, She can find a job easily. 2, The matter is urgent. They should phone her immediately. 3, The boss wants Mr. Black. You must find him. 4= I can make an interesting offer to you. 5. He's get a pay rise and low they can buy a new house. 6, You must send the document as quickly as possible. 7. The weather is warm. She may plant the flowers. 8. The document is of great importance. He must show it to us. 9. He must give back the book on Sunday. 10. Their kitchen is large and they can use it as a dining room. 11. Ecologists say that we should take care of our planet", 12. You must send for the doctor immediately. 13. The lecture is over. You may ask questions. 14. You should avoid the center of town during1 rush hours. 15. They agreed that the club should raise membership fee. 159
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