As our tests became more complex, sums up Spilich,-non-smokers performed better than smokers by wider and wider margins. He predicts? smokers might perform adequately at many jobs until they got complicated. A smoking airline pilot could fly adequately if no problems arose but if something went wrong,smoking might damage his mental capacity.
2- Which of the following statements is true?
A. Active smokers in general performed better than deprived smokers.
B. Active smokers responded more quickly than the other subjects.
C. Non-smokers were not better than other subjects in performing simple tasks.
D. Deprived smokers gave the slowest responses to the various tasks.
讲解答案:
2. C是非题。从文中的第三个测试就可排除A,从第一个测试就可排除B、D,因为在第一段,In this simple test, smokers, deprived smokers and non-smokers performed equally well 可判断。
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