布拉维法则

Internet use appears to cause a decline in psychological well-being, according to re search at Carnegie Mellon University. Even people who spent just a few hours a week on the Internet (47) more depression and loneliness than those who logged on less frequently, the two-year study showed. And it wasn’’t that people who were already feeling (48) spent more time on the Internet, but that using the Net (49) appeared to cause the bad feelings. Researchers are puzzling over the results, which were completely (50) to their expectations. They expected that the Net would prove socially (51) than television, since the Net allows users to choose their information and to communicate with others. The fact that Internet use reduces time (52) for family and friends may account for the drop in well-being, researchers hypothesized. Faceless, bodiless "virtual" (53) may be less psychologically satisfying than actual conversation, and the relationships formed through it may be shallower. Another possibility is that (54) to the wider world via the Net makes users less satisfied with their lives. "But it’’s important to (55) this is not a bout the technology itself; it’’s about how it is used," says psychologist Christine Riley of Intel, one of the study’’s sponsors. "It really (56) to the need for considering social factors in terms of how you design applications and services for technology."WORD BANKA) communication I) badB) meaningful J) pointsC) exposureK) availableD) agrees L) repeatedlyE) efficiency M) rememberF) contraryN) experiencedG) connection O) healthierH) actually

党的十八届三中全会《决定》提出，“坚持计划生育的基本国策，启动实施一方是独生子女的夫妇可生育两个孩子的政策，逐步调整完善生育政策，促进人口长期均衡发展”。省委党校科社教研部教授高莉娟博士认为，这一政策是我国计划生育政策的重大调整完善，是适应人口发展新形势、合乎民意的重大举措。结合下图，回答下列各题。

小题1:“启动实施一方是独生子女的夫妇可生育两个孩子的政策”的主要依据是

A．0～14岁人口比重不断上升

B．15～64岁人口比重有所下降

C．65岁以上人口比重不断上升

D．人口数量持续减少小题2:图乙中，能够反映我国2010年人口年龄构成的是

A．①点

B．②点

C．③点

D．④点

影片《西安事变》中，蒋介石与周恩来互称“蒋校长”和“周主任”，源于他们曾共事于

A．北京大学

B．工农革命学校

C．京师大学堂

D．黄埔军校

下列选项中，（）不属于切花保鲜剂的成份。

A、高锰酸钾

B、葡萄糖

C、水银

D、硫酸铜

优化支出结构要处理好哪些关系？