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1. I haven't spoken to Paul for four weeks.
2. How long ago did they announce their engagement?
3. She has played tennis since she ws 10.
4. They haven't finished discussing the problem yet.
5. I have bought this coat for three years.
6. How long is it since Mary moved to Liverpool?
7. I am still writing the report.

8. It's the funniest film I have ever seen.
9. I have never met a film star before.
10. We last played squash six months ago.
11. Kim was about to close the shop when a customer walked in.
12. It's the first time he has played football.  
13. The last time John played golf was years ago.
14. We waited until the guests had left before we started tidying up.
15. I have never met such a kind man before.

16. She has never had such a bad headache before.
17. Kate was on the point of leaving the house when the postman came.
18. The wiater waited until everyone had decided what they wanted before he took our order.