背诵句式是非问题分析论证句式Whereas other societies look to the past for guidance, we cast our nets forward（面向未来）It is the belief in a brighter future that gives us optimism.Even these days, when not all progress seems positive (nuclear weapons, air pollution, unemployment, etc.), thebelief remains that for every problem there is a rational solution.The job of the parents is to give the children every opportunity while they are growing up and then get out of theirway.What deference people in authority do command is based on their actual powers rather than on their age, wisdom,or dignity.In a society that changes as fast as ours, experience simply does not have the value that it does in traditionalsocieties.It has taken a long time to convince the public that free enterprise does not mean that a company should be free topollute the air, foul the rivers, and destroy the forests.The assembly line reduced workers to cogs of machinery and made their jobs unutterably boring, but it producedgoods fast.Food is prepackaged and shopping is impersonal, but the efficiency of the operation produces lower prices and lessshopping time.As an American is always striving to change his lot, he never fully identifies with any group.In America, there are no such expressions such as in china where “the fat pig gets slaughtered,” or in Japan, where“the nail that sticks out gets hammered down.”This freedom from the group has enabled the American to become “Economic Man”-one directed almost purely byprofit motive, mobile and unencumbered（不受阻碍的）by family or community obligations.Equipped with the money, one can acquire the taste, style, and ideas that mark each class and launch a quick ascentof the social ladder.Actually, persons in status societies who are secure in their niches （适当的位置）are allowed more eccentricitythan Americans, who rely heavily on signals that other people like them.When half the population goes to college, one cannot expect the colleges to maintain the same standards as incountries where only the elite attend.Just as not every Japanese is hardworking and deferential to superiors（长者、 上司） , not every Chinese is devotedto family, not everyAmerican is ambitious or patriotic - or even unsophisticated.No one could seriously think that anyone who grows up poor, lives in a bad neighborhood, and attends an inferiorschool has an opportunity equal to that of someone more favored.Americans may not have achieved equality, but at least they aspire to it, which is more than many other nations canclaim.In many countries, when jobs become available for young people in distant cities, when television begins todominate home life, when ready - made foods appear in the markets, the culture appears more “American” -although the resemblance could be entirely superficial.Someone who looks around or down appears shifty （不可靠的）to Americans, although in fact one doesnt starecontinuously at the other person, but glances elsewhere every few seconds.When the demand for something is greater than its supply, producers and suppliers will sense the possibility ofmaking a profit - the excess of revenues over expenses is the profit.As the case illustrates, competition takes four general forms: pure competition, monopoly, monopolisticcompetition, and oligopoly（少数制造商对市场的控制）.The classic example of pure competition occurs with a commodity, like wheat or corn, that has so many producersthat no one of them can control its selling price.A monopoly occurs when one company alone offers a particular food or service and therefore controls the marketand price for it.Private restaurants serve gourmet food for $70 per person; incentives boosted agricultural production 25 percentand industrial output 80 percent in just three years; farmers are encouraged to raise as much as they can on theirown plots, and some become almost rich in the process.（注意本句中分号的使用）All these changes in Chinas economic life have brought changes in Chinas social and cultural life as well, manyof which unwanted.If productivity measures the efficiency of an economy, a measure of what an economic system produces is its grossnational product (GNP), which is the current market value of all final goods and services that a nation produceswithin a particular period.Current wisdom says that （当前流行的看法认为）if you want a successful product, you need first to performdetailed market analysis, making sure that there are plenty of people who need the new product and that your entryinto the market will be able to gain a significant share of that market.Started at the turn of the century, 3M ( a giant American company) has been growing at a healthy rate of about 10percent a year and it boasts of having 45,000 products on the market.An entrepreneur is someone like Tom Monaghan, the man who after brushes with bankruptcy turned DominosPizza into the nations fastest - growing franchise chain.The extent to which the broadcast media should be censored for offensive language and behavior involves aconflict between our right as