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

17. It is a truly delightful place, ______ looks the same as it must have done 100 years ago with its winding streets and pretty cottages.

（ ）13. His secretary stays in the office helping her boss to deal with some daily routine.

45. How can we become a good reader?

（ ）52.The dealer invoice price is commonly available on Web sites and in pricing guides. But the invoice price isn’t necessarily what the dealer paid.There are often behind-the-scenes bonuses (幕后红利), such as dealer incentives and holdbacks, that give the dealer more profit margin(空间).

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

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。

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。

（ ）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.

20. I made a promise to myself______this year, my first year in high school,would be different.

43. What should you read quickly when you read?

21. The couple got to the station______the coach left.