1.He has been unwell since he caught a bad cold. 2. We haven't met since she emigrated 3. Mr. Stone has been with the company since 1995. 4. I haven't had a rest since I began working on this project. 5. We have known each other since we were kids. 6. I haven't been in London for a long time. 7. My friends have owned this house since they moved to the country. 8. She has made good progress since she began to work. 9. We have been in the library since ten o’clock but we haven't found the necessary books yet. 10. Life has changed greatly for her since she got married. 11. We haven't heard from them since they flew to New York. 12. — Have you been friends since you entered the University? — No, we have been friends since we were at school. 13. I have had a room of my own since we got a bigger flat two years ago. 14. Life has become more difficult since this war started. 15. The little girl has been very happy since she got that doll. 16. You have been kind and helpful to us ever since you came to live in our little town.