1. I've read that book.
2. I read that book last year.
3. My parents have lived in Chadan for twenty years.
4. Two years ago I returned to Chadan.
5. Before our graduation we have often met each other.
6. We spent two weeks in Todzha last year.
7. I have never been to Mongun-Taiga.
8. My friend has been there several times.
9. She was in Abakan last summer.
10. I have never seen the sea.
11. My friends had a good time at the party last night.
12. I watched an interesting programmer on television last night.
13. I have never travelled by plane.
14. They went on an excursion by bus last night.
Объяснение:
1 He is getting pretty nervous.
He isn't getting pretty nervous.
Is he getting pretty nervous?
2. She isn't writing a letter.
She is writing a letter.
Is she writing a letter?
3. We aren't working.
We are working.
Are we working?
4. They are arguing.
They aren't arguing.
Are they arguing?
5. Look.The dog is peeling on the carpet.
Look.The dog isn't peeling on the carpet.
Look. Is the dog peeling on the carpet?
6.I am meeting my friends tonight.
I am not meeting my friends tonight.
Am I meeting my friends tonight?
7. He is travelling a lot.
He isn't travelling a lot.
Is he travelling a lot?
8.The kids are playing in the garden.
The kids aren't playing in the garden.
Are the kids playing in the garden?
9.She is entering the house.
She isn't entering the house.
Is she entering the house?
