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问题 单项选择题

对于健康教育与“卫生宣教”的主要区别，说法正确的是（）

A.健康教育是简单的信息传播

B.卫生宣教融合了多学科的知识

C.卫生宣教已初步形成自己的理论和方法

D.健康教育具备独立的理论和方法体系

E.健康教育是作为一种辅助方法为卫生工作某一事件的中心任务服务

答案

参考答案：D

解析：健康教育不是简单的信息传播，健康教育融合了多学科的知识，不是作为一种辅助方法为卫生工作某一事件的中心任务服务，卫生宣教尚未形成自己的理论和方法。

单项选择题

Comparisons were drawn between the development of television in the 20th century and the diffusion of printing in the 15th and 16th centuries. Yet much had happened (91) . As was discussed before, it was not (92) the 19th century that the newspaper became the dominant pree-leetronie (93) , following in the wake of the pamphlet and the book and in the (94) of the periodical. It was during the same time that the communications revolution (95) up, beginning with transport, the railway, and leading (96) through the telegraph, the telephone, radio, and motion pictures (97) the 20th-eentury world of the motor ear and the airplane. Not everyone sees that process in (98) . It is important to do so.
It is generally recognized, (99) , that the introduction of the computer in the early 20th century, (100) by the invention of the integrated circuit during the 1960s, radically changed the process, (101) its impact on the media was not immediately (102) . As time went by, computers became smaller and more powerful, and they became "personal" too, as well as (103) , with display becoming sharper and storage (104) increasing. They were thought of, like people, (105) generations, with the distance between generations much (106)
It was within the computer age that the term" information society" began to be widely used to describe the (107) within which we now live. The communications revolution has (108) both work and leisure and how we think and feel both about place and time, but there have been (109) views about its economic, political, social and cultural implications. "Benefits" have been weighed (110) "harmful" outcomes. And generalizations have proved difficult.

A．between

B．before

C．since

D．later
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单项选择题

在异波折板反应池中，同一段水流的速度( )。

A．均相等
B．从大到小
C．从小到大
D．大小交替变化
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