首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Life Expectancy in the Last Hundred Years A hundred years ago, life expectancy in developed countries was about 47; in the e
Life Expectancy in the Last Hundred Years A hundred years ago, life expectancy in developed countries was about 47; in the e
admin
2012-09-29
58
问题
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【C1】______are rising all the time. What has brought【C2】______these changes? When we look at the life【C3】______of people 100 years ago, we need to look at the greatest【C4】______of the time. In the early 20th century, there were the acute and often【C5】______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【C6】______world these diseases are far【C7】______today, and in some cases have almost disappeared A number of【C8】______have led to this: improvements in sanitation and hygiene, the discovery and use of antibiotics, which【C9】______bacterial diseases much less dangerous, and vaccinations【C10】______common diseases. 【C11】______, people’s 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【C12】______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【C13】______by viruses, such as influenza and AIDS. Of course, cancer is a huge killer as well. In most cases these diseases affect【C14】______people, but there are worrying trends in the developed world with problems such as obesity【C15】______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.
【C6】
选项
A、developed
B、less developed
C、undeveloped
D、developing
答案
A
解析
本句后部分说在一些国家这些病已经消失,通过常识得知应该是发达国家。
转载请注明原文地址:https://kaotiyun.com/show/Szhd777K
本试题收录于:
职称英语卫生类A级题库职称英语分类
0
职称英语卫生类A级
职称英语
相关试题推荐
THEESCALATORAnAmerican,CharlesD.Seeberger,inventedmovingstairstotransportpeopleinthe1890s.He(26)______th
CitiestoVisitAKadiaThisbusycityhasdevelopedbesidethemainriverwhichdividesthecentralcommercialdistrictinto
A、Contactyourdoctorifyouwishtocontinueusingthismedicineafteroneweek.B、Doctorscanonlysupplyenoughmedicinefor
Whatisthewritertryingtodeinthetext?WhatisMrBird’sopinionofyoungpeople?
Readthisnotefromyournewpenfriend,Alex.Hello.I’mAlex,yournewpenfriend.Howoldareyou?Haveyougotanybrothers
ThePersiansstartedtobuildroadsabout______.TheancientPersian’s"royal"roadwaslikethemodernhighwaystodayinthat
Accordingtothereport,smokingthreeorfourcigarsadayWhatisthemainideaofthearticle"Cigars:HealthEffectsandTr
IntheUS,aperson’scompanybuyshimorherhealthinsurance.ThehealthcaresystemintheUStakescareofeveryoneinthe
Whatdoesthepassagemainlydealwith?Theinquiryteam’sadvicetothecooperativesis______.
PublicandPrivateSchoolsintheUniteStatesReligiousandprivateschoolsreceivelittleornosupportfrompublictaxes
随机试题
男,40岁,急性肠梗阻2天,呕吐频繁、乏力、口渴、尿少、口唇干燥、眼窝下陷、皮肤弹性差,脉搏116次/min。化验:Hb163g/L,红细胞压积0.55,血清钠140mmol/L,血清钾4mmol/L。低钾血症的症状主要是
鼓胀日久则累及
(2008年案例分析第75—78题)张三、李四、王五三人于2006年2月设立了甲有限责任公司(以下简称甲公司),公司注册资本100万元,张三用货币出资,李四用一辆汽车出资,王五用房屋所有权出资。甲公司组织机构中,张三任董事长兼总经理,王五任监事。经甲公司股
张某的次子乙,平时经常因琐事滋事生非,无端打骂张某。一日。乙与其妻发生争吵,张某过来劝说。乙转而辱骂张某并将其踢倒在地,并掏出身上的水果刀欲刺张某,张某起身逃跑,乙随后紧追。张某的长子甲见状,随手从门口拿起扁担朝乙的颈部打了一下,将乙打昏在地。张某顺手拿起
应根据其用途、介质特征、最大工作压力、最高工作温度、流量和管道的公称直径来选择的是()。
热力管网补偿器的作用是消除(),确保管网安全进行。
甲公司与乙公司组成联合体投标,则下面说法正确的是()。
根据下表回答题。2006年河北的蔬菜产量是多少万吨?()
散列法存储中处理碰撞的方法主要有两类:拉链法和【】。
TelevisionSinceitsinventionin【1】______,televisionhasplayedan【1】______increasinglyimportantroleinourlife.Itaff
最新回复
(
0
)