19. You ____ have seen Jane in her room last Monday. She’s been out of city for a week.

39. From the fourth paragraph,we learn that Linkup. org’s money is also invested to help ____.

26. It is not desirable that Mark ____ to the job, because he has no relative experience.

27. ____ in the ABC Company for four years, John has become quite experienced in business negotiations.

33. The ability to use a language can be ____ only by the act of using the language.

17. The Golden Gate Bridge in San Francisco, California measures ____ that one.

29. He is a man of great experience, ____ much can be learned.

50.You choose   50   to decide which activity to cut down.

9.

48. Work out   48   to allocate the time.

5.

47.The easiest ways to budget time: 1. Decide   47   and Want-to’ s.