Since или for. Урок английского языка

1. You haven't smoked sincefor two months.

2. We've lived here sincefor seventeen years.

3. I've read two books sincefor the weekend.

4. They haven't visited us sincefor Christmas.

5. Jane has worked here sincefor two weeks already.

6. These cherry trees have bloomed every spring sincefor 1980.

7. He's been working in the field sincefor early this morning.

8. They have been raising horses and cows on their farm sincefor many years.

9. John and Bob have been working on this project sincefor five months already.

10. Joe and Josephine have been going out together sincefor Valentine's Day.