问题 多项选择题

对慢性病预防中的高危人群策略描述正确的是()

A.针对处于较高水平的致病危险因素采取干预措施

B.可以使大多数人受益

C.关注病因链的远端环节

D.效果明确

E.减轻疾病负担起效慢

答案

参考答案:A, D

解析:主要考核慢性病的营养干预策略,高危人群策略系针对处于较高水平的致病危险因素而采取干预措施,主要应用于个体,关注病因链的近端环节,针对性强,效果明确,易被理解和接受,可操作性强,减轻疾病负担起效快。

单项选择题

The "standard of living" of any country means the average person’s share of the goods and services which the country produces. A country’s standard of living, (1) , depends first and (2) on its capacity to produce wealth." Wealth" in this sense is not money, for we do not live on money (3) on things that money can buy. "Goods" such as food and clothing, and "services" such as transport and " (4) ". A country’s capacity to produce wealth depends upon many factors, most of (5) have an effect on one another. Wealth depends (6) a great extent upon a country’s natural resources. Some regions of the world are well supplied with coal and minerals, and have a fertile soil and a (7) climate; other regions possess none of them.

Next to natural resources (8) the ability to turn them to use. China is perhaps as well (9) as the USA in natural resources, but suffered for many years from civil and (10) wars, and (11) this and other reasons was (12) to develop her resources. (13) and stable political conditions, and (14) from foreign invasion, enable a country to develop its natural resources peacefully and steadily, and to produce more wealth than another country equally well (15) by nature but less well ordered.

A country’s standard of living does not only depend upon the wealth that is produced and consumed (16) its own borders, but also upon what is indirectly produced through international trade. (17) , Britain’s wealth in foodstuffs and other agricultural products would be much less if she had to depend only on (18) grown at home. Trade makes it possible for her surplus manufactured goods to be traded abroad for the agricultural products that would (19) be lacking. A country’s wealth is, therefore, much influenced by its manufacturing capacity, (20) that other countries can be found ready to accept its manufactures.

12()

A.impossible

B.incapable

C.unable

D.proficient

多项选择题