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Wet dust control systems can be very effective but are more costly to install and operate.

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第1题

All of the following are mentioned as effects of changes in the shoe industry during the 1820's and 1830's EXCEPT

A.an increase in the worker's dependence on entrepreneurs

B.an increase in the wages paid to journeymen shoemakers

C.a decline in the workers ability to control the speed of production

D.a decrease in the price of shoes

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第2题

All of the following are mentioned as effects of changes in the shoe industry during the 1820s and 1830s EXCEPT

A.an increase in the worker"s dependence on entrepreneurs

B.an increase in the wages paid to journeymen shoemakers

C.a decline in the workers ability to control the speed of production

D.a decrease in the price of shoes

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第3题

听力原文: There are many reasons why family life in Britain has changed so much in the last 50 years. The liberation of women in the early part of the 20th century and social and economic effects of the World War Two had a great impact on traditional family life. Women became essential to industry and the professions. During the war, they had worked in factories and proved their worth. Now, with the loss of millions of men, their services were indispensable to the nation. More recently great advances in scientific knowledge, and particularly in medicine have had enormous social consequences. Children are better cared for and are far healthier. Infant death rate is low. Above all, parents can now plan the size of their family if they wish through more effective means of birth control. Different attitudes to religion, authority and tradition generally have also greatly contributed to changes in family life. But these developments have affected all aspects of society. It is particularly interesting to know that the concept of the family as a social unit has survived all these challenges.

(30)

A.The liberation movement of British women.

B.Rapid economic development in Britain.

C.Changing attitudes to family life.

D.Reasons for changes in family life in Britain.

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第4题

The apartments on the lower floors cost less because they are more exposed ______dust and the noise of traffic.

A.to

B.without

C.from

D.against

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第5题

听力原文: There are many reasons why family life in Britain has changed so much in the last 50 years. The liberation of women in the early part of the 20th century and social and economic effects of World War Two had a great impact on traditional family life. Women became essential to industry and professions. During the war, they had worked in factories and proved their worth. Now with the loss of millions of men their service was indispensable to the nation.

More recently great advances in scientific knowledge, and particularly in medicine have had enormous social consequences. Children are better cared for and are far healthier. The infant death rate is low. Above all, parents now can plan the size of their family if they wish for more effective means of birth control. Different attitudes to religion, authority and tradition generally have also greatly contributed to changes in family life. But these developments have affected all aspects of society. It is particularly interesting to know that the concept of the family as a social unit has survived all these challenges.

(33)

A.The liberation movement of British women.

B.Rapid economic development in Britain.

C.Changing attitudes to family life.

D.Reasons for changes in family life in Britain.

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第6题

Passage 2 It is always a pleasure to be among the best and the brightest in an atmosphere of learning. The university setting is the best incubator that exists for the inception and sharing of ideas. The agenda you’ve set forth here for the next two-and-a-half days is one that goes to the heart of what is exciting and important to business and industry today. I’ve been asked to share my thoughts with you today about moving from “me” thinking to “we” thinking. My view is simple: individuals add; team players multiply.// Tsinghua undergrads are fortunate in that more and more your university is encouraging teamwork in your case work, stimulating the transition from “me” to “we”. At Wilson, we, too, are making great strides in breaking down the psychological and organizational barriers that result from “me” thinking. Even though we have more yet to do, we have been reaping exciting rewards by effectively using work teams to reengineer processes to gain improvements in costs, quality and response times.//

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第7题

We can infer from the third paragraph that .

[A] rich people are more interested in cloning humans than animals

[B] cloning of animal pets is becoming a prosperous industry

[C] there is no distinction between a cloned and a natural dog

[D] Missy’s master pays a lot in a hope to revive the dog

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第8题

Dust collection systems are most widely used engineering control technique.
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第9题

Computer Monitoring is most often intended to improve efficiency and effectiveness in the workplace, but with good intentions comes the opportunity for abuse by employers and employees alike. "Computer Monitoring in the 21st Century" written by a futurist is an exceptional observation as to what the future may hold for those people choosing to enter the technological field such as industry, commerce, medicine and science.

As Computer Monitoring increases, there comes a concern for the types of effects it may have in the workplace. The article says: "By the end of the decade, as many as 30 million people may constantly be monitored in their jobs." As computer systems become so sophisticated, this number will drastically increase. As we enter this new age of technology, we must remember that with more power comes more responsibility by employers and employees alike. Knowledge can be used as a weapon or as a tool. For instance, monitoring abuse can be found in the situation of airline agents. The agents discovered that by keeping customers on hold while finishing their work they could gain an extra 5-minute break. In the future, employees who are accustomed to evading the monitoring system may no longer be able to tolerate it. These types of employees may find they can no longer survive the added pressure of not being able to evade the system.

While monitoring can add pressure to some employees, it can also be a relief to others. It is a relief to the employee, because it provides information readily at hand. With the use of prompts, acting as reminders to workers, the information needed is passed on efficiently allowing employees to do a better job. However, if prompts are used to tell an employee how much time has been wasted or how bad an employee is doing his job, it could cause the opposite effect. Monitoring can have a positive effect on workers by letting the employees access their own information. In a study, early information about job performance given by a computer is accepted better than a performance rating given by a boss. At this time, monitoring is based on the output of an employee's performance. In the future, there will be more freedom for employees to use their own ideas, therefore making monitoring more effective. One example of monitoring as a weapon is seen when a woman who took an extra minute in the bathroom was threatened with loosing her job. With this added stress she suffered a nervous breakdown. The company insisted that they were not "spying" but were only trying to improve their business. If monitoring is not used correctly, businesses will suffer with increases in operating costs because of increased turnover, absenteeism, medical costs and worker's compensation. Employers who use positive reinforcement with monitoring will guarantee better motivation.

Legislation has the potential to help employees with issues of better treatment and the right to privacy. In the New Century, companies that succeeded will be the ones who learn from the past and from the "me boss and you employee" mentality. A good blacksmith can take a hammer and forge a weapon into a tool that can benefit the whole village. Employers are the blacksmiths; employees are the hammers. Monitoring is the tool. It takes both to make a tool to benefit the future.

From Paragraph 1, we can learn that ______.

A.computer monitoring is basically used by people with bad intentions

B.computer monitoring is basically used by people with good intentions

C.computer monitoring is basically used by people with good and bad intentions

D.good intentions will give rise to abuse

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