1. could
2. should
3. should not
4. will
5. should/can - kontextus függő
6. might
7. can't
8. will
9. would
10. don't have to
11. can't
12. Can
13. may not
14. should
15. have to

Mondatok lefordítása:
1. We can't play tennis during the winter.
2. When I was 5 years old, I could not swim.
3. You can not open this door.
4. I think that you should go to a doctor (vagy visit a doctor).
5. It is possible that John will visit Jenny.
6. I would like to eat a hamburger.
7. I can read in English.
8. George must drink his medicine.
9. You don't have to write down everything.
10. I can write this testpaper.

Néhány mondatot másképp is lehetne fordítani, illetve a kiegészítősnél is több helyes váalasz is lehet. Remélem tudtam segíteni