东大15秋学期《大学英语三》在线作业2 100分答案.docx

1、东大15秋学期大学英语三在线作业2 100分答案15秋学期大学英语(三)在线作业2 试卷总分：100 测试时间：- 试卷得分：100 阅读理解 单选题 完型填空 一、阅读理解（共 4 道试题，共 40 分。） 得分：40V 1. Labor force is defined as being the total number of people who are available to work and earn income. This definition includes everyone who is employed or seeking paid employment, so it

2、 includes employees and the self-employed. Labor is one of the countrys resources which can be combined with other resources to produce the goods and services required by the community. Though the size of the workforce relies on the size of the total population, there are several other aspects which

3、 also affect it. The age distribution of the total population has a very marked effect on the available workforce. If the population has a high proportion of very young people or of those too old to work, then the available workforce would be lower than if there were an evenly spread age distributio

4、n. If the population grows rapidly from natural increase, i.e. the number of births greatly exceeds the number of deaths, then as a total population increases the proportion in the workforce declines. Sometimes a population is described as aging, which means the birth rate is either falling or growi

5、ng very slowly, and as people retire from the workforce there are inadequate numbers of young people entering it to take the place of those who are leaving it. The population is top-heavy with older people. So the percentage of the population in the workforce declines when there is either a rapid in

6、crease in births or a falling birth rate. The age distribution of population has several important influences on the economy. If the population is aging and there is an increase in the number of people retiring without a corresponding increase in the number entering the workforce, this raises the pr

7、oblem of the ability of the economy to provide a reasonable level of social services for the retired group. If the aged are to be cared for in special homes or hotels, finance must be available for that purpose. If the size of the workforce is little relative to the total population, then the govern

8、ment tax receipts are relatively low and either the government has less money available to it or the workforce members have to be taxed more heavily. 1). Labor force is composed of _. A. people who are available to work and earn income B. self-employed people only C. only those who are looking for a

9、n employment D. only the employees 正确答案：A 满分：2 分 得分：2 2). The factor which does NOT influence the size of the workforce is _. A. the size of population B. age distribution of the population C. national economy D. natural increase 正确答案：C 满分：2 分 得分：2 3). The conclusion which can be drawn safely from t

10、he second paragraph is that _. A. a population growth from natural increase leads to a greater proportion of the workforce B. a large population does not necessarily mean a higher proportion of workforce C. the larger the number of the aged in a population, the higher the proportion of the workforce

11、 D. if the population has an evenly spread age distribution, the work force will be lower 正确答案：B 满分：2 分 得分：2 4). When a population is said to be aging, _. A. more people are retiring than people entering the workforce B. the birth rate is growing C. there is an oversupply of workforce D. young peopl

12、e outnumber old people 正确答案：A 满分：2 分 得分：2 5). The population which is top-heavy with older people poses a problem to _. A. the government B. the economy C. the workforce D. all of the above 正确答案：D 满分：2 分 得分：2 2. April Fools Day is traditionally a day to play practical jokes on others, send people on

13、 fools errands（差事）, and fool the unsuspecting. No one knows how this holiday began but it was thought to have originated in France. The closest point in time that can be identified as the beginning of this tradition was in 1582, in France. New Year was celebrated on March 25 and celebrations lasted

14、until April 1st. When New Years Day as changed from March 25 to January 1st in the mid-1560s by King Charles IX, there were some people who still celebrated it on April 1st and those people were called April Fools. Tricks performed on April Fools Day range from the simple to the elaborate. Setting a

15、 roommates alarm clock back an hour is common. The news media even gets involved. For instance, a British short film once shown on April Fools Day was a fairly detailed documentary about “spaghetti farmers” and how they harvest their crop from the spaghetti trees. Whatever the prank, the trickster u

16、sually ends it by yelling to his victim, “April Fool!” April Fools Day is a “for-fun-only” observance. Nobody is expected to buy gifts or to take their “significant other” out to eat in a fancy restaurant. Nobody gets off work or school. Its simply a fun little holiday, but a holiday on which one mu

17、st remain forever vigilant（警惕的）, for he may be the next April Fool! Each country celebrates April Fools differently. In France, the April Fools is called “April Fish”. The French fool their friends by taping a paper fish to their friends backs. In England, tricks can be played only in the morning. I

18、f a trick is played on you, you are a “noodle”. 1). April Fools Day was first celebrated in_. A. England B. America C. France D. Rome 正确答案：C 满分：2 分 得分：2 2). According to the old calendar, April 1st was_. A. April Fools Day B. New Years Day C. New Years Eve D. a regular day 正确答案：B 满分：2 分 得分：2 3). Whi

19、ch is NOT the custom of April Fools Day? A. Calling victims of tricks April Fools. B. Playing tricks on somebody. C. Eating out with their family. D. Celebrating this day just for fun. 正确答案：C 满分：2 分 得分：2 4). It can be inferred that on April Fools Day people tend to _. A. be on guard B. feel annoyed

20、C. feel scared D. be at their best 正确答案：A 满分：2 分 得分：2 5). It can be concluded that _. A. those who are mentally slow are called April Fools B. people have been celebrating April Fools Day for well over five centuries C. the celebration of April Fools Day is more or less the same. D. the celebration

21、of April Fools Day varies from country to country 正确答案：D 满分：2 分 得分：2 3. The resources of the library can be helpful even when we are doing something very informal, such as trying to devise a better way to measure attitudes toward music or looking for a better way to teach mathematics. The library ca

22、n be equally helpful when we are doing something very formal, such as writing a dissertation (学位论文) or preparing an article for publication in a professional journal. In either case, our goal should be to use the library as a useful tool to help us understand and solve our problem. The following sec

23、tions of this chapter will describe specific resources available in many libraries. In some cases you may already be aware of a resource and may use it frequently and successfully. In other cases you may be completely unfamiliar with a resource. Your goal should be to become aware of what is availab

24、le and to know how to use each of these resources to help you solve the problem they are designed to solve. When educators have a piece of information that they want to share with their colleagues, they often make this information available in professional journals or at professional meetings. It wo

25、uld often be useful to have access to such information, and this chapter will describe the special services that enable us to locate such information. 1). The library resources can be helpful when we _. A. want to find a better way to measure attitudes toward music B. are preparing a paper for a pro

26、fessional journal C. are writing a dissertation D. All of the above 正确答案：D 满分：2 分 得分：2 2). The familiarity of readers with different resources _. A. is more or less the same B. varies slightly C. differs greatly D. should not be different 正确答案：C 满分：2 分 得分：2 3). The author believes that _. A. library

27、 resources should be used frequently and completely B. library resources cannot be made good use of if they are not available to us C. one is supposed to be aware of the library resources that are usually not available D. one is supposed to have good knowledge and make good use of resources 正确答案：D 满

28、分：2 分 得分：2 4). When educators wish to share some information with their colleagues, they often _. A. publish it in a professional journal B. attend professional meetings C. get access to it in the library D. make use of some library services 正确答案：A 满分：2 分 得分：2 5). The chapter in question _. A. mainl

29、y deals with the ways of dissertation writing B. presents information on publishing papers in professional journals C. introduces some library services D. describes some professional meetings 正确答案：C 满分：2 分 得分：2 4. When Mrs. Joseph Groeger died recently in Vienna, Austria, people asked the obvious, “

30、Why did she live to be 107?” Answers were provided by a survey conducted among 148 Viennese men and women who had reached the age of 100. Somewhat surprising was the fact that the majority had lived most of their lives in cities. In spite of the citys image as an unhealthy place, city living often p

31、rovides benefits that county living can lack. One factor seems to be important to the longevity (长寿) of those interviewed. This factor is exercise. In the cities it is often faster to walk short distances than to wait for a bus. Even taking public transportation often requires some walking. Smaller apartment houses have no elevators (电梯), and so people must climb stairs. City people can usually wal