Ответ:

упражнение 2.

2. since, 3. for, 4. since, 5. for, 6. since, 7.for, 8.since, 9. for, 10. for, 11. for, 12. for, 13. for, 14. for, 15. since, 16. for, 17. since, 18. since, 19. since, 20. for, 21. since

упражнение 3

1. has written; 2. have drawm; 3. has blown out; 4. has drunk; 5. has fallen; 6. has given; 7. have made; 8. have eaten; 9. the train has just gone; 10. have just told; 11. have never been; 12. have just gone away; 13. has sold; 14. have read.

упражнение 4

1. hasn't watched; 2. hasn't already cleaned; 3. hasn't made; 4. hasn't bought; 5. haven't painted; 6. hasn't bought; 7. hasn't just cooked; 8. hasn't already eaten; 9. haven't gone; 10. haven't been 11. hasn't just broken;12. haven't cleaned; 13. hasn't phoned; 14. hasn't just arrived; 15. hasn't just started; 16. hasn't gone; 17. haven't left; 18. hasn't changed; 19. haven't worked; 20. hasn't been.

Ответ:

exercise 1

1. The pupils have written the dictation.

2. My friend has helped me to solve a difficult problem.

3. I have learnt a poem.

4. She has told them an interesting story.

5. Kate has swept the floor.

6. The waiter has put a bottle of lemonade in front of him.

7. I have eaten my breakfast.

8. We have drunk water.

9. He has brought them some meat and vegetables.

10. You have put the dishes on the table.

exercise 2

since

since 1995

for a long time

since last month

for two weeks

since 2 March

for two hours

since 1975

for six days

for a month

for two years

for three days

for ten minutes

for three hundred years

since Wednesday

for seven days

since three o'clock

since 18 September

since my last birthday

for a century

since 2001

exercise 3

has written

have drawn

has blown out

has drunk

has failed

has given

have made

have eaten

The train has just gone.

I have just told the answer.

George has never been in Australia.

John and Richard have just gone away.

has sold

have read

exercise 4

Jack has not washed the dog.

Father hasn't already cleaned his car.

Mr. Snowdon has not made a speech at the conference.

Granny has not bought me any cakes.

They have not...

Liz has not bought any flowers.

My sister has not ...

The cat has not...

Mr Gracy has not...

I haven't ever been to India.

She hasn't...

We have not...

Chris hasn't...

The train has not just arrived.

It has not just started to rain.

Kelly hasn't gone to America.

We haven't left...

The street hasn't changed a lot.

You haven't worked here for a long time.

Mandy hasn't been to Greece.