麻花钻的刃磨要求,必须达到二个基本要求()。 A.麻花钻的两个主切削刃要对称顶角11

题型:单项选择题

问题:

麻花钻的刃磨要求,必须达到二个基本要求()。

A.麻花钻的两个主切削刃要对称顶角118°,横刃斜角一般为55°

B.麻花钻的两个主切削刃要对称,横刃斜角一般为118°

C.麻花钻的两个主切削刃要等高,横刃斜角一般为55°

D.麻花钻的两个主切削刃要等高,横刃斜角一般为118°

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题型:单项选择题

Many researchers have found greater dependence and obedience in very young girls, greater autonomy and activity in boys. When a barrier is set up to separate children from their mothers, boys try to knock it down; girls cry helplessly. There is little doubt that mother’s encouragement or discouragement—of such behavior plays a major role in determining adult personality. For example, a mother often stimulates male autonomy by throwing a toy far away from her young son, thus silently suggesting to him that he leaves her to get it.
Animal studies suggest that there may be a biological factor in material behavior; mothers of some monkeys punish their male babies earlier and more often than their female offspring; they also touch their female babies more often and act more protectively toward them.
As for the controversial question of female "passivity", psychologist Helen Deutsh believes that the concept has been misunderstood. "There is no contradiction between being feminine and working. The self can be active in both men and women," she says. It is only in love and sex that passivity is particularly appropriate for women. As she sees it, passivity is no more than a king of openness and warmth; it does not mean "inactivity of emptiness".
Another controversy ranges over the effect of hormones. Aggressive women; who discount hormonal influence, disagree violently with scientific researchers, who almost unanimously agree that hormones help determine how people feel and act. So far, there have been few studies of male hormones, but scientists think they may eventually discover hormonal cycles in men that produce cyclic changes in mood and behavior. As for females, studies have indicated that 49 percent of female medical and surgical admissions, most psychiatric hospital admission and 62 percent of violent crimes among women prisoners are related with hormonal cycles in women.

Which of the following is NOT true of the study of hormones

A.There are disputes to the effect of hormones.
B.Most women know that hormones have much to do with people’s behavior.
C.Nearly all researchers believe that hormones directly link to people’s action and feeling.
D.Aggressive women don’t believe the effect of hormones so much as researchers do.

题型:单项选择题

阅读下面的文字,完成小题。

“中庸”辨义

彭国华

“中庸”是儒家伦理学说的一个核心思想,但在现实生活中却常常被误解、误用,颇有辨析的必要。在有的人看来,所谓“中庸”,就是做人要圆融,善于“和稀泥”、当“老好人”,搞折衷主义、模棱两可;做事要平庸,不出头、不冒尖、守“本分”,满足于随大流、跟着走。但这种观点不仅违背了儒家关于“中庸”的原意,而且在一定程度上误导了人们对儒家伦理学说的整体认识和评价。事实上,这种是非不明、善恶不分、庸碌无为的“老好人”、“本分人”并非儒家所尊崇的“中庸”之人,而是其所贬斥的“乡愿”,这种人格与品行也是儒家所极力反对的。孔子说:“乡原(愿),德之贼也。” 

将“中庸”理解为“乡愿”,除了少数人是刻意而为、混淆视听之外,大多数人是出于对“中”、“庸”二字的望文生义:将“中”理解为“走中间路线”,将“庸”理解为“平庸”。不过,这种理解并不符合儒家尤其是先秦儒家的本意。我们来看看相关文献中的解释。在《中庸》一书中,“中”与“和”是放在一起表述的,二者密切联系、不可分割,正所谓“喜怒哀乐之未发,谓之中;发而皆中节,谓之和”。由此可以看出,“中”在这里是一个时间概念而非距离概念,是所谓“时中”,即在合适的时机做合适的事、表达合适的情感,而不是折中调和或不分场合地率性而为。对此,《中庸》进一步解释道:“君子之中庸也,君子而时中。小人之中庸也,小人而无忌惮也。” 关于“庸”,汉代学者郑玄的注释是:“中庸者,以其记中和之为用也;庸,用也。”也就是说,儒家所谓“庸”,就是人伦日用;所谓“中庸”,就是在日常生活中运用“中和”的理念,追求言行在时机、氛围等方面的恰如其分,不失礼、不失态、不偏激。用俗话说,“中庸”则大致相当于 “看菜吃饭、量体裁衣”或“到什么山上唱什么歌”。“中庸”或“中和”的理念还可以超越人伦的领域,运用到人与自然关系上:人们通过对自然界万物生长与四时变化规律的领悟和顺应,能够“赞天地之化育”,达到“天人合一”的境界。这就是《中庸》中所说的“致中和,天地位焉,万物育焉”。

儒家认为,在人伦日用中做到“中庸”,即行所当行、止所当止,是一个极高的境界,需要 “究天人之际、通古今之变”、“道通天地有形外,思入风云变态中”——对自然、社会和人生的运行规律、运行法则有深刻的体验和把握。这不是一般人能够达到的。在孔子看来,行“中庸之道”至少需要做到四点,即“毋意,毋必,毋固,毋我”,也就是破除种种思维定势和主观成见,通权达变、相时而动。为此,孔子在回答其弟子关于什么是“仁”、什么是“义”、什么是“礼”、什么是“孝”等基本伦理问题时,总是避免给出概念化、程式化的答案,而是根据不同弟子的气质禀赋和不同的言语情境,进行有针对性的说明和阐释。从教育学的角度说,这体现了孔子“因材施教”的教育理念;而从伦理学的视野观照,这就是他引导弟子追求“中庸”境界的具体实践。黑格尔曾因《论语》中缺乏概念和范畴的思辩而给予这部经典以至孔子本人相当消极的评价,其实,这恰恰体现了儒家伦理智慧的特色所在。

人们在特定的时空情境中生活,为人处世就需要“与时偕行”、因时制宜、因地制宜,努力破除种种教条主义、主观主义和形而上学的束缚,这样才能不断实现从必然王国向自由王国的跨越。这,可能就是儒家“中庸”思想带给我们的最大启示。

(选自《人民日报》,有删改)

小题1:下列对划线句子中“这”的理解准确的一项是(     )

A.孔子主张行“中庸之道”至少需要做到四点,即“毋意,毋必,毋固,毋我”。

B.黑格尔对《论语》以至孔子本人相当消极的评价。

C.孔子能根据不同弟子的气质禀赋和不同的言语情境,对弟子的提问,进行有针对性的说明和阐释。

D.《论语》中缺乏概念和范畴的思辩。小题2:下列关于“中庸”的说法,符合文意的一项是(    )

A.中庸的”中”是一个时间概念而不是走中间路线,把“中”理解为折中调和或不分场合地率性而为是不正确的。

B.中庸就是在合适的时机做合适的事、表达合适的情感,追求言行在时机、氛围等方面的自由。

C.中庸就是在日常生活中运用“中和”的理念,做事平庸,不失礼、不失态、不偏激。

D.中庸理念就是“看菜吃饭、量体裁衣”和“到什么山上唱什么歌”。小题3:下列表述符合原文意思的一项是(   )

A.人们把“中庸”理解为“乡愿”是出于对“中”、“庸”二字的望文生义:将“中”理解为“走中间路线”,将“庸”理解为“平庸”。

B.人们对儒家伦理学说的整体认识和评价发生错误的根源就是对“中庸”原意的误解。

C.作者认为儒家“中庸”思想一定能带给我们为人处世需要因时制宜、因地制宜,努力破除种种教条主义、主观主义和形而上学的束缚等启示。

D.孔子注重引导弟子追求“中庸”境界。他在回答其弟子基本伦理问题时,总是避免给出概念化、程式化的答案,而是根据不同弟子的气质禀赋和不同的言语情境,进行有针对性的说明和阐释的做法,就说明了这一点。

题型:单项选择题

关于室间隔缺损胸部X线征象,以下哪项是错误的

A.左室增大

B.肺血管影增粗

C.肺动脉段突出

D.心尖圆钝上翘

E.主动脉弓影较小

题型:单项选择题

委派任务有了合适的人选后,就应该跟他沟通并给予足够的()。

A、权力

B、经费

C、时间

D、下属

题型:单项选择题

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