48. Work out   48   to allocate the time.

38. What kind of businesses will benefit from Linkup. org’s second project?

61. 对年轻人来说，放学后打工被视为其人生的重要经历。

34. We all know that some things exist ____ we cannot see them with our own eyes.

60. 如今年轻人的购买能力一般都比他们的父母强，而且更乐意消费。

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

( )53. According to the author’s advice, the applicants should be aware of the differences between the varieties of British English and American English.

31. I ____ to visit Elizabeth, but Mary came to see me just when I was about to leave.

40. From the last paragraph we learn that the investments by Linkup. org come from ____.

21. You’d better not disturb me, I ____ letters all the morning and have written six so far.

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

65. 我们可以向你保证，本公司的产品质量远超国际标准。