Complete the sentences with since or for (Заполните предложения since или for).

Here are the completed sentences with 'since' or 'for': 1. My grandparents have lived here **since** 1962. 2. My grandparents have lived here **for** 50 years. 3. We have stayed at our friends' house **for** a long time. 4. Kate has been away **for** two weeks. 5. We have been friends **since** we were children. 6. Joe and Tina have lived in England **for** 10 years. 7. My brother has worked hard since the beginning of February. 8. I haven't seen Eric **since** yesterday. 9. Our friends haven't visited us **since** Christmas. 10. My father has had this car **for** two years. **Explanation:** 'Since' is used to specify a starting point in the past. 'For' is used to indicate a duration of time.