求助 OG verbal review 2nd CR 6

violetyyx · 发表于 2012-4-6 08:22:20

对答案表示不理解，求解答：
如果是因为construction导致道路不能用，那car和bus不是都不能用么？凭什么以此解释car少了大家都去坐bus了呢？@@谢谢！

violetyyx · 发表于 2012-4-6 08:30:03

题目是：
Since the mayor's publicity campaign for Greenville's bus service began six months ago, morning automobile traffic into the midtown area of the city has decreased seven percent. During the same period, there has been as equivalent rise in the number of persons riding buses into the midtown area. Obviously, the mayor's publicity campaign has convinced many people to leave their cars at home and ride the bus to work.
Which of the following, if true, casts the most serious doubt on the conclusion drawn above?

答案是:
C. Road reconstruction has greatly reduced the number of lanes available to commuters in major streets leading to the midtown area during the past six months.

求助 OG verbal review 2nd CR 6

所属分类: GMAT考试

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