（ ）15. The reason why she wants to do a good job is that she hopes to earn much money.

34. Students usually hold a positive________towards school if their parents clearly value education.

24. We are confident that the environment ________ by our further efforts to reduce pollution.

21. The couple got to the station______the coach left.

（ ）14. Mary is only in charge of all employees in the office.

28. Only when he returned from the exchange program________how much he enjoyed it.

（ ）51. Many dealerships prey on the unprepared.Going into a showroom “cold”一without having gathered key facts and preliminary(初步的) pricing figures - gives the salesperson too much control over the buying process.

35. Before taking a bus, they have to take a boat from _______ the lake.

58.因为在这个城市里待过一-段时间，所以他很容易就找到了去历史博物馆的路。

32. It is said that body language_____________ 55 percent of a first impression while what you say just 7 percent. 

64.新技术是为了让生活更轻松，而不是更困难。

60.如果这项研究的成果能够应用于新技术的开发，我们的努力将会有回报。