23. If we ________ now to protect the environment, we‘ll live to regret it.

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

（ ）55. Dealers often try to sell you extras such as rust proofing, fabric protection, and paint protectant, or push etching your Vehicle identification Number on windows to deter thieves.

57.在加工过程中，会重新人为加入某些食物的维生素和矿物质，但却未必和原来的一样健康。

（ ）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).

Conversation 2.

59.考虑了所有因素之后，这个计划非常可行。

62.我们应该勇敢地面对遇到的任何困难，否则就无法取得更大的成就。

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

（ ）53. Salespeople like to mix financing, leasing, and trade-in negotiations together, often asking you to negotiate around a monthly payment figure. This tactic (策略) gives the dealer more latitude to offer you a favorable figure in one area while inflating figures in another.

19. ______makes the book so extraordinary is the creative imagination of the writer.

37. From the passage we know that      .