中央银行通过制定和实施货币政策影响( )。A.基础货币 B.国际通用货币 C.特殊

题型:单项选择题

问题:

中央银行通过制定和实施货币政策影响( )。

A.基础货币

B.国际通用货币

C.特殊货币

D.旧式货币

考点:注册咨询工程师宏观经济政策与发展规划宏观经济政策与发展规划
题型:单项选择题

两组数据作均数差别f检验,要求数据分布近似正态而且()

A.要求两组数据均相近,方差相近

B.要求两组数据方差相近

C.要求两组数据相近

D.均数及方差相差多少都无所谓

E.要求标准误相近

题型:单项选择题

患者,女,30岁,4小时前跌伤后昏迷5分钟,清醒后步回家,1小时前因剧烈头痛、呕吐3次送来急诊。查体:昏迷,P64次/分,BP180/90mmHg,R18次/分,左瞳3mm,右瞳2mm,右上、下肢肌力Ⅲ级。

诊断应考虑()

A.脑震荡

B.脑挫伤

C.急性硬膜外血肿

D.急性硬膜下血肿

E.急性脑内血肿

题型:单项选择题

关于围绝经期综合征,叙述正确的有()

A.一般发生年龄为45~55岁

B.可乐定可以缓解潮热症状

C.雌激素是首选治疗

D.可以出现眩晕症状

E.可以出现骨质疏松症

题型:单项选择题

At the beginning of the twentieth century, North American society held, as an ideal, the Nuclear Family. This presumably perfect residential, social, and economic unit consisted of an adult male, an adult female and their minor children. This structure was thought to be stable and long lasting.
However, a few decades later, the structure of that ideal family was being altered radically even while it was being touted as the structure to be aimed for. Popular magazines bemoaned the loss of the Nuclear Family and its replacement with inferior forms.
There are a number of factors that are acting in concert to apply pressure on the Nuclear Family and generate a variety of new structures. Some of these are:
The definition of marriage has changed somewhat in that few people now consider it to last "until death do us part". The concept of monogamy (the marriage of one man and one woman) has been modified to a form now referred to as serial monogamy (the marriage of one man and one woman at a time). This reflects the increasing equality of women and men in terms of economic advantage and the recognition that many women no longer depend on men for their survival. Women are acquiring independence and have become empowered to make their own choices. With this independence, the need to form a relationship with a man becomes less important. This change embodies the concept that the marriage is temporary and can be terminated by either partner at any time. Associated with this, of course, is the relaxation of the divorce laws and the significant reduction of the shame that had one time been attached to divorce
The economy of North America has resulted in a two-tier system of a few rich who control most of the resources and a large portion of the population who control almost none of the resources. Because of this, many couples are forced to have both partners with full-time jobs outside the home. There are unintended byproducts of the need for a double income. The most important of these is the replacement of a mother-oriented socialization of children to a "stranger-oriented" socialization system reflected in the growth of the childcare industry. Also, either partner is financially able to end the marriage without significant hardship.
The combination of these changes will in the coming decades have a profound effect on the structure of the family of North America. As a result, the family will be a fluid, constantly changing structure with variable household arrangements as the norm.

In the middle of the twentieth century, people in North America ______.

A.were tired of the Nuclear Family

B.wanted to give up the Nuclear Family

C.believed that the Nuclear Family was hopeful

D.were indifferent to the Nuclear Family

题型:单项选择题

按采用断路器型式的不同高压配电装置分为()。

A.油断路器

B.空气断路器

C.SF6断路器

D.真空断路器等

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