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Wind energy develo"的相关试题:
[单项选择] Wind Energy
Wind energy development has been thriving both in the United States and around the world. This reflects not only the declining cost of the resource and the improved performance of wind power plants, but also a growing awareness among utilities and other potential customers that this renewable energy technology offers many benefits for the economy and the environment.
-Wind energy can help create new business and jobs, keep energy dollars circulating in local economies and reduce reliance on imported energy.
-Wind energy can help protect utilities and ratepayers from risks associated with changing fuel prices, new environmental regulations, uncertain load growth and other unpredictable costs.
-Wind energy can reduce a utility’’s pollutant emissions, helping power companies meet environmental regulations and satisfy their customers’’ desire for clean power sources.
In the past, these benefits were not enough t
A. Y
B. N
C. NG
[填空题]Wind energy development has been thriving both in the United States and around the world.
[单项选择]Wind energy has been praised as cost-effective to produce clean energy as well as jobs. That promise, along with new government subsidies (补贴), has helped wind turbines (涡轮机) pop up on hills and fields throughout Americ
A. According to critics, wind-energy development may cause the deaths of 20,000 to 30,000 birds.B. distinction of many species in the area.C. habitat fragmentation and deaths of birds.D. environment recovery from destruction.
[单项选择]Technological development has historically been a powerful driver of globalization, especially over the past two centuries. In agriculture, in particular, technical change underpinned the industrial revolution, improvements in nutrition, and a surge in world population. Interactions between population increases and technical changes in agriculture and industry, mostly since the nineteenth century, converged to expand trade and flows of finance and labor. These have been the essence of globalization.
The integration of the world economy would have been impossible without the technological developments in agriculture that proved wrong predictions of the inevitability of world famine. Technology further supported significant improvements in world food production and food security. Although substantial numbers of people are still food insecure, this is due not to lack of overall production but is related to the location of production, income levels, and access to food by countries, ho
A. Trade and flows of finance and labor.
B. Overall increases in food demand and supply.
C. The technical developments in agriculture and industry.
D. The interactions between population and technology.
[简答题]
Where one stage of child development has been left out, or not sufficiently experienced, the child may have to go back and capture the experience of it. A good home makes this possible, for example by providing the opportunity for the child to play with a clockwork car or toy railway train up to any age if he still needs to do so. (46)This principle, in fact, underlies all psychological treatment of children in difficulties with their development, and is the basis of work in child clinics.
The beginnings of discipline are in the nursery. Even the youngest baby is taught by gradual stages to wait for food, to sleep and wake at regular intervals and so on. If the child feels the world around him is a warm and friendly one, he slowly accepts its rhythm and accustoms himself to conforming to its demands. (47)Learning to wait for things, particularly for food, is a very important element in upbringing, and is achieved successfully only if too great demands are not