1. We have live in Moscow now since 1960 2. I have studied English twice a week since childhood 3. It has been powered by the company three days a week for two years 4. They have gone to the store every Saturday since they moved here 5. We have meet each other sometimes for many years 6. I have known this man now since we went to school 7. I've been here every day since 9 o'clock 8. He has played football once a week since early childhood 9. He has driven a car now since he got the driving license 10. They have received letters from him regularly since last spring
7. She was very excited. She was not in the city of her childhood for many years.
8. When we left the house, it was raining hard. He had been walking for an hour.
9. He could not remember where he put the tape. He searched for her all day yesterday.
10. What was he doing yesterday morning? - He washed the car. He had been washing her for half an hour when his wife called him for breakfast.
11. She was very annoyed: someone sang all night in the next apartment.
12. We knew that he had been working on this problem for many years.