GMAT逻辑解题法的简单操作是想为大家提供一种GMAT逻辑题的解题思路,帮助大家在日常练习中从以下几个方法来思考,培养逻辑思维,从不同的角度把握原文的逻辑链条。其它的不多了,看一下小编提供的例子吧。
Most of Western music since the Renaissance has been based on a seven-note scale known as the diatonic scale, but when did the scale originate? A fragment of a bone flute excavated at a Neanderthal campsite has four holes, which are spaced in exactly the right way for playing the third through sixth notes of a diatonic scale. The entire flute must surely have had more holes, and the flute was made from a bone that was long enough for these additional holes to have allowed a complete diatonic scale to be played. Therefore, the Neanderthals who made the flute probably used a diatonic musical scale.
In the argument given, the two portions in boldface play which of the following roles?
A. The first introduces evidence to support the main conclusion of the argument; the second is the main conclusion stated in the argument.
B. The first introduces evidence to support the main conclusion of the argument; the second presents a position to which the argument is opposed.
C. The first describes a discovery as undermining the position against which the argument as a whole is directed; the second states the main conclusion of the argument.
D. The first introduces the phenomenon that the argument as a whole seeks to explain; the second presents a position to which the argument is opposed.
E. The first introduces the phenomenon that the argument as a whole seeks to explain; the second gives a reason to rule out one possible explanation.
①答案:E
②题干逻辑关系: 无
③考点:支持题中的差异类题目
④选项分析:在西方音乐家使用全音阶数千年之前,全音阶就已经发展和使用了。要找到most strongly supports the hypothesis的选项。选项A说骨笛是N城居民的唯一乐器,与全音阶就已经发展和使用时间无关。选项B说比骨笛更早的乐器,与全音阶就已经发展和使用时间无关。选项C说骨笛的制作材料的来源问题,与全音阶就已经发展和使用时间无关。选项D说笛子是最简单的可吹出全音阶管乐器,与全音阶就已经发展和使用时间无关。选项E说要想有完整的全音阶,用来制造笛子的洞熊腿骨长度已足够。有够长的器材,又有残片的存在,组合在一起,是不是可以联想(假设)到该残片就是七音洞的一部分,由此七音洞老早就存在了。
⑤时长: 3分
In a certain wildlife park, park rangers are able to track the movements of many rhinoceroses because those animals wear radio collars. When, as often happens, a collar slips off, it is put back on. Putting a collar on a rhinoceros involves immobilizing the animal by shooting it with a tranquilizer dart. Female rhinoceroses that have been frequently recollared have significantly lower fertility rates than uncollared females. Probably, therefore, some substance in the tranquilizer inhibits fertility.
In evaluating the argument, it would be most useful to determine which of the following?
A. Whether there are more collared female rhinoceroses than uncollared female rhinoceroses in the park
B. How the tranquilizer that is used for immobilizing rhinoceroses differs, if at all, from tranquilizers used in working with other large mammals
C. How often park rangers need to use tranquilizer darts to immobilize rhinoceroses for reasons other than attaching radio collars
D. Whether male rhinoceroses in the wildlife park lose their collars any more often than the park’s female rhinoceroses do
E. Whether radio collars are the only practical means that park rangers have for tracking the movements of rhinoceroses in the park
①答案:C
②题干逻辑关系: 因果关系
③考点:评价题中的原因结果类题目
④选项分析:前提:凡是被经常麻醉的母犀牛的生育率都比较低。结论:Some substance in the tranquilizer inhibits fertility。答案要能证明两者之间的关系。选项A没有提及到生育率低的问题。选项B用于麻醉犀牛的麻醉剂是否和用于其他大型动物身上的麻醉剂有区别,这是无关比较和犀牛生产率受麻醉剂影响的情况无关。选项D没有提及生产率的问题。选项E没有提及生产率的问题。选项C为正确选项。
⑤时长: 3分
以上两道题目简单地做一下举例,对于题目的选项分析大家仁人见仁,智者见智。各抒己见,各自发挥所长,总有一种思路是适合你的。大家慢慢挖掘吧,一定要注重GMAT备考中平时训练的状态,形成良好的思考习惯啊。
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