1. take up 2. remind 3. constantly 4. unsettled 5. suffer from 6. be similar to 7. time lag 8. jet lag 9. flashbacks 10. flash back 11. previous 12. uncertain 13. Understanding 14. tablets 15. expertise 16. time capsule 17. stewardess 18. opening19. a calming drink 20. swinging gently sideways
21. surrounding – surroundings 22. tolerate 23. as though – as if 24. combination of gases 25.oxygen 26. ach 27. make adjustment to