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GRE出国考试的试题:GRE北美试题14

留学快车整理  08-08-20 00:00:00 责任编辑:胡敏 我要评论 选校
21. If V and T are the only objects on one of the shelves, which of the following must be true?
(A) W is on the top shelf.
(B) X is on the bottom shelf.
(C) U is on either the middle or top shelf.
(D) If U and Y are on different shelves, Z is on the top shelf.
(E) If Y is on the bottom shelf, Z is on the middle shelf.
22. If T, V, Y, and Z are on the same shelf, which of the following must be true?
(A) U is not on the middle shelf.
(B) W is not on the middle shelf.
(C) X is alone on a shelf.
(D) If U is on the top shelf, W is also on the top shelf.
(E) If X is one shelf below W, U is on the top shelf.
23. If a physician can be confident in his or her diagnosis of acute illness, especially when that diagnosis is supported by repeated contact with the patient during treatment, the treatment prescribed will be conservative. This is one reason that treatment for a specific illness usually costs more in hospital emergency rooms than in physicians' private offices.
All of the following, if true, explain why treat- ment in an emergency room costs more than treatment in a physician's private office
EXCEPT:
(A) The medical equipment in hospital emergency rooms is more sophisticated and elaborated than that found in physicians' private offices.
(B) When patients come to physicians' private offices, the state of their illness is usually such that physicians have time to try one test or medication at a time in order to monitor the results.
(C) The variety of illnesses treated by emergency room physicians is much smaller than the variety treated by physicians in their offices.
(D) The illness of many patients who apply for emergency room treatment is so severe that physicians apply several remedies at once in the hope of obtaining immediate results.
(E) In emergency rooms a patient is often attended by nurses, paramedics, and physicians, whereas visits of private office rarely involve more than two staff members.
24. Industries can and will build new plants in a world of high environmental standards. But in a world of uncertainty, where the standards that must be met can change and construction that was once acceptable can be halted because it conflicts with newly passed regulations, new factories simply will not be built.
Which of the following proposals, if accepted, would work most to reduce the threat to the construction of new factories described in the passage above?
(A) Environmental cases involving construction should be heard and decided by the courts as quickly as possible.
(B) Environmental regulations should be published widely as soon as they are established.
(C) The government should pay for all recently completed factories to be brought up to new environmental standards.
(D) Industries should conform to strict environmental standards without delay.
(E) Environmental standards for any factory should not be altered once construction is underway.
 25. In this day and age, the Constitution is a fallible and incomplete guide to national policymaking

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