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问: 这道题为什么答案为C啊?
Newspaper editorial:
In an attempt to reduce the crime rate, the governor is getting tough on criminals and making prison conditions harsher. Part of this effort has been to deny inmates the access they formerly had to college-level courses. However, this action is clearly counter to the governor’s ultimate goal, since after being released form prison, inmates who had taken such courses committed far fewer crimes overall than other inmates.
Which of the following is an assumption on which the argument depends?
A. Not being able to take college-level courses while in prison is unlikely to deter anyone from a crime that he or she might otherwise have committed.
B. Former inmates are no more likely to commit crimes than are members of the general population.
C. The group of inmates who chose to take college-level courses were not already less likely than other inmates to commit crimes after being released.
D. Taking high school level courses in prison has less effect on an inmate’s subsequent behavior than taking college-level courses does.
E. The governor’s ultimate goal actually is to gain popularity by convincing people that something effective is being done about crime.
答案:首先这道题的是一个Assumption题,夏鑫博士曾经讲过,CR中assumption题型正确答案的特点是:将其取非以后,其可以直接破坏结论(注意,不只是削弱,而是直接破坏)。就这道题来说,将C选项取非,即:那些选择参加大学课程培训的狱友,本身比那些没有选择参加课程培训的狱友更不可能出狱后犯罪。 这句话的意思,简而言之就是:选择参加课程培训的人本身就是具备较高的思想觉悟,而不是课程培训本身的教化作用;反言之,让那些顽固不化的人即使参加大学课程培训,他们也不会出狱后放下屠刀,立地成佛的。C选项其实就是说明这个问题。这样一来,说明大学课程培训本身就起不了什么作用,结论自然会被破坏。
这种逻辑思想,在2012年的GMAT考试中反复出现,需要引起足够的重视。比如,今年5月份的一道逻辑题大体是什么描述的:
两组人看两个图片,一个图片是一个场景并带有快乐的脸,一个图片是同样的场景并带有悲伤的脸,然后让他们喝柠檬水,发现看了快乐的脸的组喝得量是看悲伤的脸的两倍,所以,柠檬水公司认为笑脸可以促进柠檬水消费,应该在广告上加上笑脸图案。
问,需要再做以下哪一个实验,才能够进一步支持以上结论
夏鑫博士认为:需要给这两组人看同样场景,即没有笑脸也没有哭脸的图片,看他们之后喝的柠檬水的量是多少
这个实验的目的在于,检验这两组人的“先天因素”是不是一样的,即判断有没有可能那组看笑脸的人本身就比那组看哭脸的人的肚量大。
其实这种朴素的逻辑思想可以出很多题目:比如
为了检测郭德纲和周立波两位笑星,谁的相声更可笑,让两组人一组听周立波的相声一个小时,另一组听郭德纲的相声一个小时。结果发现,听周立波的那组笑了10次,而听郭德纲的那组笑了9次,结论是:周立波的相声更搞笑。问这段话的assumption是什么?夏博士认为,这道题的assumption的可以是:听周立波的那组人本身的笑点并没有比听郭德纲的那组人本身的笑点更低。
其实想这样的逻辑思想概括起来还是隶属于“它因问题”,我建议你网上搜一下夏博士写的“生活中的逻辑思想在GMAT考题中的映射”这篇帖子,相信会对你有很大的帮助。
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