39. What’s Ravishankar’s attitude to Will’s replacing human educators soon?

59.考虑了所有因素之后，这个计划非常可行。

63.我们从未怀疑你对此事件所作解释的真实性。

（ ）54. The salesperson may try to sign you up for a higher rate than you could get elsewhere.

49. serve as ______ of the Lambert Warner Christmas Ball for the last two years;

65.毫无疑问，公司在销售方案上做出了正确的决策。

38. What is the benefit of this two-way interaction?

18. Most colleges now offer first-year students a course specially ______ to help them succeed academically and personally.

30. We arrived at work in the morning and found that somebody________ into the office during the night.

26. —Do you know our school at all?—No, this is the first time I ________ here.

50. act as a hostess; the only executive assistant entrusted with client greeting, tour leading, and______.

42. What should you read slowly when you read?