【正文】 建議 加強(qiáng)鍛煉，多吃水果，少吃奶油和巧克力。 總評(píng) 被認(rèn)為是世界上最健康的飲食之一。t want to eat pleasure foods whenever the urge strikes, there is a reasonable place for them in your diet. If you have analyzed your feelings and there are no other needs imitating hunger, eat the icecream. You have not failed. On the contrary, you have accepted your natural appetite, but not blindly. Surprisingly, when you know you can eat anything you want, and that you never have to put up with unsatisfied hunger again, it takes a lot of pressure off. You39。s needs, while pleasure food, which is high in fat or sugar, is primarily for taste satisfaction. The categories are pretty obvious. Broccoli is real food． Cookies are in the pleasure group. When you’re hungry， yon are faced with choices. If you’re not suffering from extreme hunger， go to the refrigerator. What looks good？ If you have chosen a real food say, a turkey sandwich, you can be certain your body can use it for fuel. Eat it and enjoy it. Two hours later you are hungry again. Back to the refrigerator. What looks good？ Icecream. Stop！ Employ your willpower just a little. Ice－ cream isn39。 3c。 4c 。 2a。 3d。 4a 。 2d。 Despite the clear health benefits of regular physical activity, over half of US adults do not engage in physical activity at levels consistent with public health remendations. In the Healthy People 2021 national health objectives, physical activity is listed as a leading 36 indicator (標(biāo)志 ). Goals have been developed to 37 levels of physical activity among adults, adolescents, and 38. Affecting physical activity behaviors requires 39 and approaching it not only from the individual level 40 from a 41 social ecological perspective. That is, understanding the individual’s relationship to his or her 42, munity, culture, and life stage. Understanding the determinants (決定因素，決定條件 ) of physical activity 43 the cornerstone (奠基，奠基石 ) in 44 policies, remendations, and guidelines 45 better enable individuals and munities to 46 physical activity as part of a healthier lifestyle 47 helps to guide the development, implementation (實(shí)施 ), and evaluation of interventions (干預(yù)，干涉 ). The Physical Activity Resources for Health Professionals section offers information and tools for personnel in state and 48 health departments, education agencies, universities, munity coalitions, anizations that fund public health programs, 49 systems, and others who have an interest in or 50 increasing physical activity. It 51 key reference documents, data and surveillance (監(jiān)視 ) resources, information to assist you with program planning and evaluation, and ideas for 52 promotion. “If you can find 53 with no obstacles, it probably doesn’t lead anywhere.” 54 the health benefits of regular physical activity, we might have to ask why two out of three (60%) Americans are not active at remended levels. There are 55 that keep Americans from being, or being, regularly physically active. 36. A. health B. physical C. mental D. learning 37. A. help B. remove C. improve D. make 38. A. senior citizens B. children C. men D. women 39. A. understanding B. to understand C. improve D. to promote 40. A. also B. while C. but D. and 41. A. wide B. narrow C. useful D. broader 42. A. family B. parents C. wife D. children 43. A. bee B. helps C. bees D. improves 44. A. finishing B. make C. passing D. setting 45. A. which B. that C. who D. when 46. A. take part B. join C. engage in D. engage to 47. A. and B. while C. so D. however 48. A. provincial B. local C. remote D. distant 49. A. welfare B. education C. health care D. retirement 50. A. respon