+第十四篇 A Health ProfileA Health profile is a portrait of all of the factors that influence your healthTo draw your health profile，you will 1 what diseases run in your family，what health hazards you may be exposed to 2 work,ow your daily 3 compares to the recommended standards，how nluch time per week you 4 exercising and what type of exercise you engage 5 ,how stressful your work and family environments are，what kinds of illnesses you get regularly,and 6 or not you have any one of a number of addictions. 7 this portrait,you should have a checkup to determine how your blood，heart， and lungs are functioning.This checkup will serve 8 a baseline,to which you can then compare later tests9 this profile is thoroughly drawn，you can begin to think about setting health priorities based 10 your particular portraitFor example，if you drink two martinis every evening,have a high-stress 11 ,are overweight，smoke a pack of cigarettes a day,and use marijuana occasionally on weekends， you should quit smoking first，followed 12 losing the excess weight，reducing the stress of your job，giving up your marihuana habit，and then finally giveing some 13 to those martinis if you want to prevent first cancer，and then heart disease Even for the youthful working person who has never been sick a day in his life,who is 14 excellent healtha good look at all health habits and at work and home environments may suggest changes that will 15 him in the future练习：1.A know B have known C need know D need to know2.A with B in C on D at3.A diet B meals C food D dinner4.A use B devote C spend D take5.A on B in C with D about6.A if B whether C either D neither7.A To complete B Completing C Completion D To be completed8.A as B for C on D about9.A Unless B Once C If D Although10.A around B with C about D 0n11.A work B task C job D place12.A on B with C after D by13.A thought B idea C thinking D talk14.A for B in C with D on15.A reap B harvest C benefit D lead+第十五篇Life Expectancy in the Last Hundred Years A hundred years ago，life expectancy in developed countries was about 47: in the early 21st century, men in the United States and the United Kingdom can expect to live to about 74. Women to about 80, and these _l_ are rising all the time. What has brought _2_ these changes? When we look at the life_3_of people l00 years ago, we need to look at the greatest_4_of the time. In the early 20th century, these were the acute and often _3_ infectious diseases such as smallpox. Many children died very young from these diseases and others, and the weak and elderly were always at risk. In the_6_world these diseases are far_7_today, and in some cases have almost disappeared. A number of_8_have led to this: improvements in sanitation and hygiene, the discovery and use of antibiotics, which_9_bacterial diseases much less dangerous, and vaccinations_l0_common diseases._11_, peoples general health has improved with improvements in our general environment: cleaner air, better means of preserving food，better and warmer housing，and better understanding of nutrition. Genetically，we should all be able to live to about 85 but_l2_people do live longer today, there are still some big killers around that are preventing US from consistently reaching that age. The problems that affect people today are the more chronic illnesses, such as heart disease and strokes, and those_l3_by viruses, such as influenza and AIDS l. Of course, cancer is a huge killer as well. In most cases these diseases affect_l4_people, but there are worrying trends in the developed world with problems such as obesity_l5_more heart disease and illnesses such as diabetes at younger ages. The killers today can be classed as lifestyle diseases，which means that it may be possible to halt their progress.词汇：Expectancy n预期Acute aaj(疾病)急性的Infectious adj传染性的Smallpox n.天花Sanitation n环境卫生Hygiene n个人卫生Antibiotic n抗生素Bacterial adj细菌性的Vaccination n种痘，接种Preserve vt保藏，防止(食物)腐烂Nutrition n营养Chronic aaj(疾病)慢性的Stroke n中风Virus n病毒Influenza n流行性感冒Trend n趋势，倾向Obesity n肥胖Diabetes n糖尿病Halt vt使停止注释：Acquired Immune Deficiency Syndrome(AIDS)：艾滋病，后天性免疫缺乏综合症练习： ，1 A ages B years C lives D countries2 A in B about