标题: 做powerprep软件的时候遇到的几道题，完全想不通，大家先做一下我再说答案吧，多谢了。。。 [打印本页] 作者: guanwzy 时间: 2010-7-16 23:19 标题: 做powerprep软件的时候遇到的几道题，完全想不通，大家先做一下我再说答案吧，多谢了。。。 1、The program to control the entry of illegal drugs into the country was a failure in 1987. If the program had been successful, the wholesale price of most illegal drugs would not have dropped substantially in 1987. The argument ini the passage depends on which of the following assumptions? A.The supply of illegal drugs dropped substantially in 1987. B.The price paid for most illegal drugs by the average consumer did not drop substantially in 1987. C.Domestic production of illegal drugs increased at a higher rate than did the entry of such drugs into the country. D.The wholesale price of a few illegal drugs increased substantially in 1987. E.A drop in demand for most illegal drugs in 1987 was not the sole cause of the drop in their wholesale price.
2、Treatment for hypertension forestalls certain medical expenses by preventing strokes and heart disease. Yet any money so saved amounts to only one-fourth of the expenditures required to treat the hypertensive population. Therefore, there is no economic justification for preventive treatment for hypertension. Which of the following, if true, is most damaging to the conclusion above? A.The many fatal strokes and heart attacks resulting from untreated hypertension cause insignificant medical expenditures but large eonomic losses of other sorts. B.The cost, per patient, of preventive treatment for hypertension would remain constant even if such treatment were instituted on a large scale. C.In matters of health care, economic considerations should ideally not be dominant. D.Effective prevention presupposes early diagnosis, and programs to ensure early diagnosis are costly. E.The net savings in medical resources achieved by some preventive health measures are smaller than the net losses attributable to certain other measures of this kind.
3、Transnational cooperation among corporations is experiencing a modest renaissance among United States firms, even though projects undertaken by two or more corporations under a collaborative agreement are less profitable than projects undertaken by a single corporation. The advantage of transnational cooperation is that such joint international projects may allow United States firms to win foreign contracts that they would not otherwise be able to win. Which of the following is information proviede by the passage? A.Transnational cooperation involves projects too big for a single corporation to handle. B.Transnational cooperation results in a pooling of resources leading to high-quality performance. C.Transnational cooperation has in the past been both more common and less common than it is now among United States firms. D.Joint projects between United States and foreign corporations are not profitable enough to be worth undertaking. E.Joint projects between United States and foreign corporations benefit only those who commission the projects.作者: agnesliu 时间: 2010-7-30 16:55
第一题我选E，price下降可能是demand下降，也可能是supply上升，argument认为price下降就意味着采取的措施失败了，它觉得是supply的上升促使的》更准确的说，它假设price下降并不是由demand下降这一个因素促使的。