19. B) To have meetings.
20. D) It can lessen the discomfort caused by air travel.
21. D) Avoided eating rich food.
22. C) Not many of them chose to do what she did
23. A) At a fair.
24. C) The purchasing of some equipment.
25. B) Training consultancy.
26. A) Improve themselves.
27. D) By making detailed plans and carrying them out.
28. D) To illustrate how easily people abandon their goals.
29. B) Karen was adopted by Ray Anderson.
30. B) He sacrificed his life to save a baby girl.
31. A) The reported hero turned out to be his father.
32. B) Japan.
33. D) By taking shorter vacations each year.
34. A) To combat competition and raise productivity.
35. C) Reducing their working hours.
36. licensed
37. obligation
38. assess
39. coordinate
40. circumstance