The unemployment rate in the United States fell from 7.5 percent in 1981 to 6.9 percent in 1986. It cannot, however, be properly concluded from these statistics that the number of unemployed in 1986 was lower than it had been in 1981 because______
(A) help-wanted advertisements increased between 1981 and 1986
(B) many of the high-paying industrial jobs available in 1981 were replaced by low-wage service jobs in 1986, resulting in displacements of hundreds of thousands of workers
(C) in some midwestern industrial states, the unemployment rate was much higher in 1986 than it had been in 1981
(D) the total available work force, including those with and without employment, increased between 1981 and 1986(D)
(E) the average time that employees stay in any one job dropped during the period 1981 to 1986
8. To reduce costs, a company is considering a drastic reduction in the number of middle-level managers. This reduction would be accomplished by first offering early retirement to those 50 years of age or older with 15 years of service, and then by firing enough of the others to bring the overall reduction to 50 percent.
Each of the following, assuming that it is a realistic possibility, is a possible disadvantage to the company of the plan EXCEPT:
(A) Loyalty to the company will be reduced among those surviving the reduction, because they will perceive the status of even good managers as uncertain.
(B) The restructuring of managerial jobs will allow business units to be adapted to fit a changing business environment.
(C) The company will have a smaller pool of managers from which to choose in selecting future senior managers.
(D) Some of the best managers, unsure of their security against being fired, will choose early retirement.(B)
(E) The increased workload of managers remaining with the company will subject them to stress that will eventually affect their performance.
9. In order to relieve congestion in the airspace near the airports of a certain country, transportation officials propose sending passengers by new rapid trains between the country’s major airport and several small cities within a 300-mile radius of it. This plan was proposed even though the officials realized that it is the major airport that is congested, not those in the small cities.
The plan to relieve congestion would work best if which of the following were true about the major airport?
(A) Rail tickets between the airport and the small cities will most likely cost more than the current air tickets for those routes.
(B) Most passengers who frequently use the airport prefer to reach their cities of destination exclusively by air, even if they must change planes twice.
(C) There are feasible changes in the airport’s traffic control system which would significantly relieve congestion.
(D) Some of the congestion the airport experiences could be relieved if more flights were scheduled at night and at other off-peak hours.(E)英语作文
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