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Passage OneQuestions 26 to 28 are based on the passage you have just heard.

A. Beans, cheese and eggs.
B. Meat and potatoes.
C. Burger and pizza.
D. Rice and noodles.

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A patent is an exclusive right given to an inventor for his or her invention. In other words, a patent is a monopoly right given to the inventor for the invention. A patent confers on the inventor the right to price and to sell the invention in any way he or she desires, in the United States, patents are granted by the Patent Office for 17 years. Although economists generally condemn monopoly as a form of market organization since monopoly imposes costs on the economy, patents present a more subtle case for monopoly theory. Specifically, can patent monopolies be justified In general, economists complain about the costs of monopoly because they believe that the same industry could be organized competitively. A patent monopoly grant for 17 years presents a different problem. That is, the purpose of the patent system is to encourage invention. The issue is not monopoly versus competition but, more fundamentally, invention versus no invention. Is the world better off with the invention, even though it is monopolized for 17 years In other words, what are the costs and benefits of a patent Consider the simple case of a new consumer product with a positive demand, such as a camera utilizing a new exposure process. The costs of the patent monopoly are simply the deadweight costs of monopoly measured by the lost consumers’ surplus from the 17-year patent monopoly. This cost must be assessed carefully in the context of an invention, however. What are the benefits of the patent system First, there is the increase in consumer well-being brought about immediately by a desirable invention. In 17 years, the patent monopoly ends, and a second source of benefits arises: The price of cameras will fall to a competitive level, and consumers will reap the benefits of the camera at a lower price. In sum, theory of monopoly helps us to assess the costs and benefits of the patent. One can quibble about patent monopolies, arguing, for example, that they are granted for too long a time. In the end, the patent system creates goods and services and technologies that did not previously exist. In this respect it is a valuable System for the economy. The patent system also underscores the importance of property rights to ideas as a source of economic growth and progress. The costs of the patent monopoly______.

A. are measured by how much the consumers have lost in 17 years
B. are measured by what the consumers have lost in 17 years
C. can be determined by the lost consumers surplus from the 17 year patent monopoly
D. should be determined in the context of an invention

某省人大在开会期间,省人大代表赵某因索贿行为被检察机关批准即行逮捕。另一省人大代表钱某知道此事后,为了为赵某鸣不平,竟然在人大开会期间跑到检察院,将拘捕的人员打成重伤,检察院立即通知公安机关将钱某即行拘留。另一省人大代表孙某在人大开会发言时对检察院和公安机关的做法提出了强烈的批评。省人大闭会后,公安机关以孙某在人大开会期间恶意侮蔑为由对孙某实施行政拘留。请根据宪法和法律的有关规定分析: 检察机关将赵某逮捕的做法是否正确为什么?

Passage OneQuestions 26 to 28 are based on the passage you have just heard.

A. They can serve many people in a short time.
B. They sell delicious food.
C. They serve food at higher prices.
D. Their service is quick and efficient.

Passage OneQuestions 26 to 28 are based on the passage you have just heard.

A. Health food.
B. Fast food.
C. Traditional food.
D. International food.

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