Since или for. Урок английского языка

1. We have received no news sincefor 5:30 pm.

2. We've been friends with Fred sincefor decades.

3. We've lived here sincefor seventeen years.

4. She has been in hospital sincefor Monday.

5. Dinosaurs have been extinct sincefor over 60 million years.

6. I haven't talked to him sincefor last week.

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. He worked at that company sincefor ten years before he retired.

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