1. works или worked ( и то и то верно, но первый вариант скорее всего) ... is stuyding
2. are singing
3. lives ... has lived
4. arrives ... misses
5. is
6. is staying
7. was ... is
8. am trying
9. is jumping
10. is
11. keep
12. uses
13. have
14. is recovering
15. like ... am not enjoying
16. has или has got
17. can't
18. paid ... ran
19. parked ... entered
