【阅读选择】On the other hand, more people working for longer would create greater competition for jobs. It would make it more difficult for younger people to find a job. Top posts would be dominated by the same few individuals, making career progress more

【阅读选择】Income may be national income and personal income. Whereas national income is defined as the total earned income of all the factors of production—namely, profits, interest, rent, wages, and other compensation for labor, personal income may be d

【阅读选择】It normally takes from five days to one week for a person to adapt to a reversed routine of sleep and wakefulness, sleeping during the day and working at night. Unfortunately, it is often the case in industry that shifts are changed every week;

【阅读选择】Northern Europeans are willing to pay a lot of money and put up with a lot of inconveniences for the sun because they have so little of it. Residents of cities like London, Copenhagen, and Amsterdam spend a lot of their winter in the dark becau

【阅读选择】Who was this man? How and when had he died? Everybody had a different answer to these questions．Some people thought that it was from this century, perhaps the body of a soldier who died in World War I, since several soldiers had already been fo

【阅读选择】And yet although the Mayas knew about the wheel, they never used it. Neither did they use metals other than copper. What is ever more surprising is that they suddenly abandoned(抛弃) many of the cities and built new ones in the jungle. Some time

【阅读选择】For any given task in Britain there are more men than are needed. Strong unions keep them there. In Fleet Street, home of some of London's biggest dailies, it is understood that when two unions quarrel over three jobs the argument is settled by

【阅读选择】There are many other foods that have traveled from South America to the Old World. But some others went in the opposite direction. Brazil is now the world’s largest grower of coffee, and coffee is an important crop in Colombia and other South A

【阅读选择】The system has several advantages. Shepherds do not have to walk among the sheep, which tends to disturb the mother sheep that are about to give birth. Instead, they can stay inside, watching by remote control. If there is no problem, they stay

【阅读选择】In 1841, a book was published which astonished the world. It was called “Incidents of Travel in Central America，Chiapas and Yucatan”. The author John Loud Stephens had just returned from a long, difficult and dangerous journey through the thick

【阅读选择】War may be a natural expression of biological instinct and drives toward aggression in the human species. Natural impulses of anger, hostility, and territoriality (守卫地盘的天性) are expressed through acts of violence. These are all qualities that hu

【阅读选择】The violence within a society is controlled through institutions of law. The more developed a legal system becomes, the more society takes responsibility for the discovery, control, and punishment of violent acts. In most tribal societies the o

【阅读选择】Demands for stronger protection for wildlife in Britain sometimes hide the fact that similar needs are felt in the rest of Europe. Studies by the Council of Europe, of which 21 counties are members, have shown that 45 per cent of reptile(爬行类的)

【完成句子】Intelligence was believed to be a fixed entity, some faculty of the mind that we all possess and which determines in some way the extent of our achievements. Its Value therefore, was as a predictor of children’s future learning. If they differe

【完成句子】Most of the classics of science fiction, however, have been written within the last hundred years. Books by writers such as Jules Verne and H.G. Wells, to mention just two well-known authors, have been translated into many languages.
Book wr

企源知识库

【阅读选择】On the other hand, more people working for longer would create greater competition for jobs. It would make it more difficult for younger people to find a job. Top posts would be dominated by the same few individuals, making career progress more

【阅读选择】Income may be national income and personal income. Whereas national income is defined as the total earned income of all the factors of production—namely, profits, interest, rent, wages, and other compensation for labor, personal income may be d

【阅读选择】It normally takes from five days to one week for a person to adapt to a reversed routine of sleep and wakefulness, sleeping during the day and working at night. Unfortunately, it is often the case in industry that shifts are changed every week;

【阅读选择】Northern Europeans are willing to pay a lot of money and put up with a lot of inconveniences for the sun because they have so little of it. Residents of cities like London, Copenhagen, and Amsterdam spend a lot of their winter in the dark becau

【阅读选择】Who was this man? How and when had he died? Everybody had a different answer to these questions．Some people thought that it was from this century, perhaps the body of a soldier who died in World War I, since several soldiers had already been fo

【阅读选择】And yet although the Mayas knew about the wheel, they never used it. Neither did they use metals other than copper. What is ever more surprising is that they suddenly abandoned(抛弃) many of the cities and built new ones in the jungle. Some time

【阅读选择】For any given task in Britain there are more men than are needed. Strong unions keep them there. In Fleet Street, home of some of London's biggest dailies, it is understood that when two unions quarrel over three jobs the argument is settled by

【阅读选择】There are many other foods that have traveled from South America to the Old World. But some others went in the opposite direction. Brazil is now the world’s largest grower of coffee, and coffee is an important crop in Colombia and other South A

【阅读选择】The system has several advantages. Shepherds do not have to walk among the sheep, which tends to disturb the mother sheep that are about to give birth. Instead, they can stay inside, watching by remote control. If there is no problem, they stay

【阅读选择】In 1841, a book was published which astonished the world. It was called “Incidents of Travel in Central America，Chiapas and Yucatan”. The author John Loud Stephens had just returned from a long, difficult and dangerous journey through the thick

【阅读选择】War may be a natural expression of biological instinct and drives toward aggression in the human species. Natural impulses of anger, hostility, and territoriality (守卫地盘的天性) are expressed through acts of violence. These are all qualities that hu

【阅读选择】The violence within a society is controlled through institutions of law. The more developed a legal system becomes, the more society takes responsibility for the discovery, control, and punishment of violent acts. In most tribal societies the o

【阅读选择】Demands for stronger protection for wildlife in Britain sometimes hide the fact that similar needs are felt in the rest of Europe. Studies by the Council of Europe, of which 21 counties are members, have shown that 45 per cent of reptile(爬行类的)

【完成句子】Intelligence was believed to be a fixed entity, some faculty of the mind that we all possess and which determines in some way the extent of our achievements. Its Value therefore, was as a predictor of children’s future learning. If they differe

【完成句子】Most of the classics of science fiction, however, have been written within the last hundred years. Books by writers such as Jules Verne and H.G. Wells, to mention just two well-known authors, have been translated into many languages.
Book wr