57.What does the author say about junk food?
A) People should be educated not to eat too much.
B) It is widely consumed despite its ill reputation.
C) Its temptation is too strong for people to resist.
D) It causes more harm than is generally realized.
答案：C . Its temptation is too strong for people to resist.
【解析】推理题。由关键词Junk food定位至文章第一段。由“Junk food is everywhere. We're eating way too much of it. Most of us know what we're doing and yet we do it anyway.（垃圾食品无处不在，这样的食品我们吃得实在是太多了，我们大多数人都知道我们在做什么，但是我们还是在这么做）”可知，垃圾食品对人们的诱惑实在是太强了，以至于人们无法抵挡。选项B中的“ill reputation”在文中没有提到，所以，正确答案为C。
58.What do the Rand researchers think of many of the policy measures to control obesity?
A) They should be implemented effectively.
B) They provide misleading information.
C) They are based on wrong assumptions.
D) They help people make rational choices.
答案：C. They are based on wrong assumptions.
【解析】推理题。由关键词policy measures, obesity定位至文章第三段。文中提到“Many policy measures to control obesity (肥胖症）assume that people consciously and rationally choose what and how much they eat (很多控制肥胖症的政策都是假定人们能够有意识、理智地选择吃什么、吃多少)”，而第四段中进一步提到“In contrast… many regulations that don't assume people make rational choices have been successfully applied to control alcohol（那些没有假定人们会作出理智选择的规章条例在控酒方面取得了成功）”。由此可以推知，很多控制肥胖症的政策措施都是基于错误的假设前提的，所以，正确答案为C。
59.Why do policymakers of alcohol control place density restrictions?
A) Few people are able to resist alcohol’s temptations.
B) There are already too many stores selling alcohol.
C) Drinking strong alcohol can cause social problems.
D) Easy access leads to customers' over-consumption.
答案：D. Easy access leads to customers' over-consumption.
【解析】推理题。由关键词density restrictions，obesity定位至文章倒数第三段。由“These（即density restrictions） make alcohol less easy to get and reduce the number of psychological cues to drink.”可知，因为购买的途径很简单的话会导致消费者过度消费。所以要颁布这样一项限制措施，就是为了减少人们购买酒类饮品的数量。所以，正确答案为D。
60.What is the purpose of California’s rule about alcohol display in gas stations?
A) To effectively limit the density of alcohol outlets.
B) To help drivers to give up the habit of drinking.
C) To prevent possible traffic jams in nearby areas.
D) To get alcohol out of drivers’ immediate sight.
答案：D. To get alcohol out of drivers’ immediate sight.
【解析】推理题。由关键词California定位至文章最后一段。Display and sales restrictions: California has a rule prohibiting alcohol displays near the cash registers in gas stations, and in most places you can’t buy alcohol at drive-through facilities. At supermarkets, food companies pay to have their wares in places where they're easily seen. One could remove junk food to the back of the store and ban them from the shelves at checkout lines.关键词display，由此可知主要强调要把垃圾食品淡出人们的视线。所以，正确答案为D。
61.What is the general guideline the Rand researchers suggest about junk food control?
A) Guiding people to make rational choices about food.
B) Enhancing people’s awareness of their own health.
C) Borrowing ideas from alcohol control measures.
D. Resorting to economic, legal and psychological means
答案：C. Borrowing ideas from alcohol control measures.
【解析】细节题。由关键词Rand researchers定位到第二段。文中提到“So here's a suggestion offered by two researchers at the Rand Corporation: Why not take a lesson from alcohol control policies and apply them to where food is sold and how it's displayed? take a lesson即borrow ideas，由此可知，Rand公司的研究人员建议借鉴控酒措施的经验，所以，正确答案为C。