iii.grammar. open the brackets and write the verb “to be” in the correct form. (раскройте скобки и запишите глагол “to be” в правильной форме 1. i (be) a pilot. 2. ………(be) he and his brother twins? 3. they (not/be) from the usa. 4. my name…… (be) sue brown. 5. sam and his brother ……… /be) in the shop now. 6. where (be) you from? 7. their brother………(not/be) in room 142. 8. her parents (be) teachers. 9. (be) your sister a student? 10. there ) a sink in the kitchen. 11. he . (not/be) a taxi-driver. 12. these students ) from our school. 13. ………(be) their mother a dentist? 14. pete ) my best friend. 15. my grandparents (be) from france.

-Hi,Mike!How do you do?
-Oh, not so well. I am so tired and my arms and legs are hurting.
-what happend to you?
- I am helping poor animals in nearest shelter. Every day i walk in the park with dogs and feed them. It really attracts me, but it takes all my energies.
-Yes,it is true. I think even volгnteers'work has some disadvantages especially for volгnteers. First of all,you spend your own free time and energy.Secondly, it is a kind of work that is unpaid.
-You are right,Mike. But there are more advantages than disadvantages. For example: you spend time with pleasure, help someone who needs help etc.
-ok,ok i understand. It is your choice. Good luck!
-Bue!
краткий диалог. 

1. Carol must have been waiting for us since morning.

2. Helena, you may have gone to the cinema a lot. You know a lot about films, actors and actresses.

3. She must have spoken to the manager but I'm not sure.

4. Perhaps he went to the beach by another way. I may have missed him.

5. I left my car under the NO PARKING sign; and now it's gone. It may have been stolen. — Not necessarily. The police may have driven it away.

6. Good-bye and thank you. Perhaps we must see each other again some time.

7. The waiter may have misunderstood the foreigner and brought him a wrong dish.

8. I wonder how the fire started. — Oh, somebody may have dropped a lighted cigarette. Or it may have been an electrical

fault.

9. It was the depth of winter and we had to wait 18 hours in an unheated station. — You must have been frozen by the time the train arrived.

10. They must be working at the same problem.

11. "Oh, you!" he said as he looked up in surprise. He must have forgotten my name.

12. I didn't see Jim but I knew for sure that he must be waiting

somewhere.

13. Is he likely to come again? — He may. I really don't know.

14. I must be very stupid but I don't seem to be able to understand what you are saying.

15.1 found this baby bird at the foot of a tree. It must have fallen

from a nest.