Réponse:
1. Jack has been here since last Sunday.
2. It's been raining for an hour.
3. I have been knocking Sam since 2016.
4. Agatha and Luke have been going out for 9 months.
5. Liz has been studying medicine at university since 2018.
6. David has been playing football since he was seven years old.
7. Charles III has been the King of the United Kingdom since his mother's death.
8. Ann has been studying for GCSE for 2 weeks.
9. Kate and William have been married since April 2011.
10. My brother has been living in New Zealand for 10 years.
11. I've been waiting for my train since 2.10.
