标题: 陈向东的真题解析P23 第6题 [打印本页] 作者: m8888302 时间: 2010-2-27 23:00 标题: 陈向东的真题解析P23 第6题 if the airspace around centrally located airports were restricted to commercial airliners and only those private planes equipped with radar, most of the private-plane traffic would be forced to use outlying airfields. such a reduction in the amout of private-plane traffic would reduce the risk of midair collision around the centrally located airports.
the conclusion drawn in the first sentence depends on which of the following assumptions?
c most private planes that use centrally located airports are not equipped with radar.
答案是c 。但是C不是等于重复原文“most of the private-plane traffic would be forced to use outlying airfields “ 吗？。。不懂作者: zxkingsey 时间: 2010-2-27 23:23
前提：中心机场只给商用飞机和装有雷达的私人飞机使用 结论：大部分的私人飞机将被迫使用原离中心的机场
这里是对“大部分”提出假设，为什么是大部分而不是小部分，就是因为大部分的私人飞机没有安雷达作者: m8888302 时间: 2010-2-27 23:27 标题: ··· 呃我明白了。。我漏看了 “the conclusion drawn in the first sentence “第一句的结论。。我把结论搞错了。。