2. As the case illustrates, competition takes four general forms: pure competition, monopoly, monopolistic competition, and oligopoly(少数制造商对市场的控制).

　　3. The classic example of pure competition occurs with a commodity, like wheat or corn, that has so many producers that no one of them can control its selling price.

　　4. A monopoly occurs when one company alone offers a particular food or service and therefore controls the market and price for it.

　　5. Private restaurants serve gourmet food for $70 per person; incentives boosted agricultural production 25 percent and industrial output 80 percent in just three years; farmers are encouraged to raise as much as they can on their own plots, and some become almost rich in the process.(注意本句中分号的使用)

　　6. All these changes in China’s economic life have brought changes in China’s social and cultural life as well, many of which unwanted.

　　7. If productivity measures the efficiency of an economy, a measure of what an economic system produces is its gross national product (GNP), which is the current market value of all final goods and services that a nation produces within a particular period.

　　8. Current wisdom says that (当前流行的看法认为)if you want a successful product, you need first to perform detailed market analysis, making sure that there are plenty of people who need the new product and that your entry into the market will be able to gain a significant share of that market.

　　9. Started at the turn of the century, 3M ( a giant American company) has been growing at a healthy rate of about 10 percent a year and it boasts of having 45,000 products on the market.

　　10. An entrepreneur is someone like Tom Monaghan, the man who after brushes with bankruptcy turned Domino’s Pizza into the nation’s fastest – growing franchise chain.

　　要想获得新GRE满分作文，仅靠以上几个新GRE写作优秀句型是不够的，需要我们从根本上提高写作水平。中国考生写作文往往会出现一些逻辑性错误，而GRE写作最看重的也是逻辑思维能力。所以，在积累优秀写作素材的同时也需要我们练习写作的逻辑性思维。