Заранее ) i. am, is, are: 1. they in the office. 2. she in my class. 3. how you? 4. the books on my desk. 5. very difficult? 6. our family a big one. 7. they always very busy. 8. the rose beautiful. 9. it not his pen. 10. my sister is a student, she? 11. it not hot today. 12. they late? 13. they’re tom’s brothers, they? 14. i a doctor. 15. you here. 16. the children in the sea. ii. am, is, are, was, were, will be. 1. he very tired yesterday. 2. they in france or in spain last summer? 3. she at school last week, because she ill. 4. i in bed all the morning. 5. it not very warm in the swimming pool, ? 6. you not very friendly to my sister. 7. ann not at work yesterday. she had a day off. 8. the sea a bit cold, but they happy. 9. there lots of the children in the sea. 10. the weather nice yesterday. 11. it very warm today, but two days ago it very cold. 12. jack london the author of ‘ the white fang’. 13. when i visited him, his home in florida in good condition. 14. we busy tomorrow.

1)are2)is 3)are 4)are 5) is 6)is 7) are 8) is 9) is 10)isn't 11) is 12) are 13) aren't 14) am 15) are 16) are
II 1) was 2) were 3) wasn't, was 4) am 5) is, isn't 6) are 7) was 8) is, are 9) are 10) was 11)is, was 12) was 13) was 14) will be 15)

1. They are in the office.
2. She is in my class.
3. How are you?
4. The books are on my desk.
5. Is English very difficult?
6. Our family are a big one.
7. They are always very busy.
8. The rose is beautiful.
9. It is not his pen.
10. My sister is a student, Isn't she?
11. It is not hot today.
12. Are they late?
13. They’re Tom’s brothers, aren't they?
14. I am a doctor.
15. You are here.
16. The children are in the sea.

1. He was very tired yesterday.
2. Were they in France or in Spain last summer?
3. She was not at school last week, because she was ill.
4. I am in bed all the morning.
5. It is not very warm in the swimming pool, is it?
6. You are not very friendly to my sister.
7. Ann was not at work yesterday. She had a day off.
8. The sea are a bit cold, but they are happy.
9. There are lots of the children in the sea.
10. The weather was nice yesterday.
11. It is very warm today, but two days ago it was very cold.
12. Jack London was the author of ‘ The White Fang’.
13. When I visited him, his home in Florida was in good condition.
14. We will be busy tomorrow.