1. This is the only car he has driven since he started driving.
2. I haven't watched TV for a week.
3. How long has it been since he started working for this company?
4. This is the second time she has visited the dentist this month.
5. Let's not go to a café as I have already had some coffee.
6. Ray hasn't made up his mind which car to buy.
7. It's the coldest winter we have ever experienced in Greece.
8. We have had this house for two years.
