will make rewards more visible and potentially more motivating. ”，对应第二十四题。
KEY POINT SIX
正数第七行“The clerical workers considered factors such as quality of work performed and

job knowledge near the top of their list, but these were at the bottom of the production

workers’ list ”，对应第二十六题。
倒数第四行“For example, production workers rated advancement very highly, whereas clerical

workers rated advancement in the lower third of their list. ”，对应第二十七题。
第三篇  题型一
28  Studies show drugs available today can delay the process of growing old.
29  There is scientific evidence that eating fewer calories may extend human life.
30  Not many people are likely to find a caloric-restricted diet attractive.
31  Diet-related diseases are common in older people.
32  In experiments, rats who ate what they wanted led shorter lives than rats on a low

calorie diet.
第三篇  题型二
A  caloric-restricted monkeys
B  control monkeys
C  neither caloric restricted monkeys nor control monkeys
第三篇  题型三
33  Monkeys were less likely to become diabetic.
34  Monkeys experienced more chronic disease.
35  Monkeys have been shown to experience a longer than average life span.

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