题目

请阅读 Passage l,完成第 21~25小题。                                      Passage1   In his book The Tipping Point, Malcolm Gladwell argues that   "social epidemics" are driven in largepart by the actions of a tiny minority of special individuals, often calledinfluentials, who are unusually informed, persuasive, or well-connected. Theidea is intuitively compelling, but it doesn't explain how ideas actuallyspread.    The supposed importance of influentials derives from a plausible-soundingbut largely untested theory called the "two-step flow ofcommunication": Information flows from the media to the influential andfrom them to everyone else. Marketers have embraced the two-step flow becauseit suggests that if they can just find and influence the influentials, those selectedpeople will do most of the work for them. The theory also seems to explain thesudden and unexpected popularity of certain looks, brands, or neighborhoods. Inmany such cases, a cursory search for causes finds that some small group ofpeople was wearing  promoting, or developingwhatever it is before anyone else paid attention. Anecdotal evidence of thiskind fits nicely with the idea that only certain special people can drivetrends.    In their recent work,however,some researchers have come up with the finding that influential havefar less impact on social epidemics than is generally supposed. In fact, theydon 't  seem to be required of all.The researchers ' argument stems from a simple observation aboutsocial influence: With the exception of a few celebrities like OprahWinfrey-whose outsize presence is primarily a function of media, notinterpersonal, influence-even the most influential members of a populationsimply don't interact with that many others. Yet it is precisely these non-celebrityinfluentials who,according to the two-step-flow theory, are supposed to drive socialepidemics, by influencing their friends and colleagues directly.  For a social epidemic to occur, however, eachperson so affected must then influence his or her own acquaintances,who must intum influence theirs, and so on; and just how many others pay attention to eachof these people        has little to do with the initialinfluential. If people in the network just two degrees removed from the initialinfluential prove resistant. for example, the cascade of change won ' tpropagate very far or affect many people.    Building on the basic truth aboutinterpersonal influence, the researchers studied the dynamics of social influenceby conducting thousands of computer simulations of populations, manipulating a numberof variables relating to people's ability to influence others and theirtendency to be influenced.  They foundthat the principal requirement for what is called    "global cascades"---the widespreadpropagation of influence through networks—is the presence not of a few influentials but ,rather, of a critical mass of easilyinfluenced people.By citing the book The Tipping Point, the author intends to_____

A、analyze the consequences of social epidemics

B、discuss influentials ' function in spreading ideas

C、exemplify people ' s intuitive response to social epidemics

D、describe the essential characteristics of influential

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政府部门领导:我们已经有了一条促使与政府部门有商业往来的公司遵循的道德规范。几乎所有公司都同意遵守它的事实说明它是成功的。因此,没有必要以更强的道德规范或强制机制来保证与政府部门有商业往来的公司作出符合道德的行为。下面哪项如果正确,对该领导的结论提出了最严重的质疑?(  )

A、只是在发现几家公司和政府部门进行商业往来时严重违反了道德规范以后,才制定了这些道德规范

B、一项政府调查发现,大部分同意遵守这一规范的公司目前都没有实际执行

C、对大多数公司的调查发现,几家公司已经停止和政府部门进行商业往来,因为它们不想遵守这些道德规范

D、通过对制约公司的这些道德规范的调查,发现同意遵守它们的这些公司的最高管理人员完全执行时,这些规范的效果才最好

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政治纪律是有关人民警察政治觉悟、()和政治言论方面的规范。

A、政治思想

B、职业道德

C、政治行为

D、政治活动

请阅读 Passage 2,完成第 26~30小题 。Passage 2Paper money is used every day but people do not often think of money as just paper.This is because people agree that it has value,and paper money is supported by the government.People have used paper money for only a few hundred years,but what did people do before printed money was invented? In Medieval England,a stick was the official representation of money. The common system that was used involved counting debt on a piece of wood called a "tally stick". The tally stick was marked with a knife.Each mark,or tally,indicated an amount of money.The tally stick acted as a contract.No one really knows who invented the tally stick,but King Henry I of England is credited as the first to use the stick in a widespread fashion.In England,the tally stick was used from 1100-1826.Marks were made on a tally stick to represent the amount of service or goods that were exchanged.The tally stick was cut in halflengthwise into two parts,and one stick was longer than the other.The person giving services or goods received the longer end of the stick,called the "stock",and the person paying for the service or goods received the shorter end.Once the stick was cut,it could not be altered.When put together,the two halves fit perfectly together.Medieval England was not the only country to use the tally stick system.In 1960,Belgian scientist Jean de Heinzelin de Braucourt discovered an extremely old tally stick made of baboon bone in Africa.At first,he determined the stick to be between about 8,000 to 10,000 years old.This surprised many people because it proved that the tally stick system had been in use for much longer than everyone had previously thought.Further research has shown that this stick is actually much older: now,scientists believe it is 20,000 years old.The tally stick system may no longer be in use today,but its influence is still apparent.People still make contracts and people still borrow and lend money.People still trust that "things"-whether they are sticks,paper,or coins-have value.The next time paper money is used,just remember: it is only paper!In England,the tally stick was useful for ____.

A、deciding debt and credit

B、cutting goods in half

C、discovering the origins of African tally sticks

D、designing tally sticks made of baboon bone

公安机关是()意志的忠实执行者。

A、政党

B、团体

C、国家

D、阶级

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