89. (29334-!-item-!-188;#058&003870) Which of the following most logically completes the argument? The growing popularity of computer-based activities was widely predicted to result in a corresponding decline in television viewing. Recent studies have found that, in the United States, people who own computers watch, on average, significantly less television than people who do not own computers. In itself, however, this finding does very little to show that computer use tends to reduce television viewing time, since __________. 重心:玩电脑减少看电视时间 (做题时了省时间可以先不看问题问的是什么 选项只找和重心有关的)
A. many people who watch little or no television do not own a computer 和有没有电脑无关
B. even though most computer owners in the United States watch significantly less television than the national average, some computer owners watch far more television than the national average 无关比较类(比较的对象一定要是文中的对象 显然文中没有提到过National average)
C.computer owners in the United States predominantly belong to demographic groups that have long been known to spend less time watching television than the population as a whole does 对recent studies 的样本进行解释 有关!
D. many computer owners in the United States have enough leisure time that spending significant amounts of time on the computer still leaves ample time for watching television 方向错(文章说的一增一减 他说的是两个都增)significant ample同方向
E. many people use their computers primarily for tasks such as correspondence that can be done more rapidly on the computer, and doing so leaves more leisure time for watching television 和用电脑做什么无关
-- by 会员 狂威雪 (2011/5/30 23:16:34)
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