单项选择题

The majority of successful senior managers do not closely follow the classical rational model of first clarifying goals, assessing the problem, formulating options, estimating likelihoods of success, making a decision, and only then taking action to implement the decision. Rather, in their day-by-day tactical maneuvers, these senior executives rely on what is vaguely termed " intuition " to manage a network of interrelated problems that require them to deal with ambiguity, inconsistency, novelty, and surprise; and to integrate action into the process to thinking.
Generations of writers on management have recognized that some practicing managers rely heavily on intuition. In general, however, such writers display a poor grasp of what intuition is. Some see it as the opposite of rationality; others view it as an excuse for capriciousness.
Isenberg’s recent research on the cognitive processes of senior managers reveals that managers’ intuition is neither of these. Rather, senior managers use intuition in at least five distinct ways. First, they intuitively sense when a problem exists. Second, managers rely on intuition to perform well-learned behavior patterns rapidly. This intuition is not arbitrary or irrational, but is based on years of painstaking practice and hands-on experience that build skills. A third function of intuition is to synthesize isolated bits of data and practice into an integrated picture, often in an " Aha! " experience. Fourth, some managers use intuition as a check on the results of more rational analysis. Most senior executives are familiar with the formal decision analysis models and tools, and those who use such systematic methods for reaching decisions are occasionally leery of solutions suggested by these methods which run counter to their sense of the correct course of action Finally, managers can use intuition to bypass in-depth analysis and move rapidly to engender a plausible solution. Used in this way, intuition is an almost instantaneous cognitive process in which a manager recognizes familiar patterns.
One of the implications of the intuitive style of executive management is that " thinking " is inseparable from acting. Since managers often " know " what is right before they can analyze and explain it, they frequently act first and explain later. Analysis is inextricably tied to action in thinking/acting cycles, in which managers develop thoughts about their companies and organizations not by analyzing a problematic situation and then acting, but by acting and analyzing in close concert.
Given the great uncertainty ofmany of the management issues that they face, senior managers often instigate a course of action simply to learn more about an issue They then use the results of the action to develop a more complete understanding of the issue. One implication of thinking/acting cycles is that action is often part of defining the problem, not just of implementing the solution.
The passage suggests which ofthe following about the " writers on management " (Line 1, Para. 2)

A.They have criticized managers for not following the classical rational model of decision analysis.
B.They have not based their analysis on a sufficiently large samples ofactual managers.
C.They have relied in drawing their conclusions on what managers say rather than on what managers do.
D.They have misunderstood how managers use intuition in making business decisions.
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Directions: Read the following Chinese text and write an abstract of it in 80-100 English words on ANSWER SHEET 2. 冬季的体育锻炼 尽管冬季寒冷,但足仍需进行必要的体育锻炼。寒冷的气候条件下进行体育锻炼,一定要注意自我保健,否则会适得其反,冻坏身体。冬季体育锻炼项目主要有滑冰、滑喾、晨练、冬泳等,下面结合冬季气候作介绍。 首先是着装问题。服装的隔热值必须与运动中增强的代谢产热过程平衡。在冷天中多穿衣服,衣服在皮肤之外包住一层温暖的空气,使传导散热过程减弱。但在运动时,机体的产热大大增加,如果穿得过多反而有害,应穿轻便的衣服。这样在运动中产热增加时,可以方便地脱掉。近年来服装制造商在发展轻质服装方面不断改进,这样可以保证良好的隔热性,同时又保证了活动的自由性。 在寒冷环境下运动时,机体能量代谢增强,产热增加,此时机体血管扩展,大大降低了身体对寒冷的抵抗能力。因此,在运动间隙要特别注意保暖,及时加衣。寒冷环境中运动时能量消耗大,代谢水平高,使身体内的能源物质消耗增多,在代谢过程中还需要各种维生素的参与,如维生素B1、B2、B3、烟酸、维生素C等需求增加。 因此,对于从事滑冰、滑雪及在寒冷环境下锻炼者的膳食,应注意增加较多的热量。一般来说,从事同等强度的运动冬季比春季热量消耗高10%左右。据测算,一个成年人两小时的滑冰练习可增加消耗1000~1500千卡热量。在三大物质中,因脂肪具有产热多的特点,且增加脂肪有助于机体御寒,故应适当增加脂肪的供能比例,一般可占全部热量的25%~30%;而蛋白质也应偏高,占12%~18%;其余由糖来供给。体育运动者按每天消耗3500卡热量计算,蛋白质约需130克,脂肪150克,糖约480克,相当于每天应摄入米饭或馒头600克左右,鸡肉100克,瘦猪肉200克,鸡蛋两个,牛奶两杯,植物油50克等。 冰雪项目锻炼中,膳食中的维生素也应相当增加,维生素C能增强人体对寒冷的适应能力。据文献称,摄入大量维生素可明显减少寒冷环境中的体温下降幅度,缓解机体肾上腺的过度应激反应,增加机体耐寒能力。 冬泳是我国北方的一大特色,冬泳健身在理论上有其科学性,但冬泳毕竟是一项冒险的运动,必须掌握科学的方法。反之,就会影响身体健康,甚至诱发疾病。一是冬泳锻炼应从秋季的冷水浴开始,逐渐提高对寒冷的适应能力;冬泳期间应加强高能量饮食的补充,冬泳前不要喝酒;对于心、肝、肾有严重疾病的人或脑血管病、溃疡、关节炎患者,以及妇女在月经期均不宜冬泳。 冬季有晨练习惯的人,遇大雾天,最好在室内进行晨练。一是雾天能见度低,容易发生交通事故;二是冬雾中含有对人体有害的酸和胺等污染物,吸人人体易引起气管炎、喉炎、结膜炎和一些过敏性疾病。另外,冬季晨练应尽量用鼻呼吸,鼻道能对吸入的冷空气预热,鼻黏膜能阻止吸入空气中的灰尘。对于严重的疾病患者,冬天的耐寒锻炼更应适度。锻炼时应根据病情变化适当减少或增加幅度,以防旧病复发。注意循序渐进,掌握体育锻炼与药物治疗相结合的原则。在天气过于寒冷时,最好不要外出锻炼。