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1、新prep 逻辑笔记 1 Practice Test#1 Critical Reasoning(53 Questions)73.(25075-!-item-!-188;#058&001412)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
2、 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
3、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
4、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 concl
5、usion 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 poss
6、ible explanation.74.(29534-!-item-!-188;#058&004138)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
7、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
8、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 mammalsC.How often park range
9、rs need to use tranquilizer darts to immobilize rhinoceroses for reasons other than attaching radio collarsD.Whether male rhinoceroses in the wildlife park lose their collars any more often than the park s female rhinoceroses doE.Whether radio collars are the only practical means that park rangers h
10、ave for tracking the movements of rhinoceroses in the park 是麻醉枪导致母犀牛生育率低，问评价。C选项再说这种麻醉枪的使用率是多高，如果高的话就是它导致犀牛不育，如果不高的话，可能就是别的原因75.(33198-!-item-!-188;#058&007254)In the year following an eight-cent increase in the federal tax on a pack of cigarettes,sales of cigarettes fell ten percent.In contrast,in
11、the year prior to the tax increase,sales had fallen one percent.The volume of cigarette sales is therefore strongly related to the after-tax price of a pack of cigarettes.Which of the following,if true,would most strengthen the argument above?A.During the second year after the tax increase,cigarette
12、 sales increased by a significant 名师资料总结-精品资料欢迎下载-名师精心整理-第 1 页，共 22 页 -amount.B.The information available to consumers on the health risks of smoking remained largely unchanged in the period before and after the tax increase.C.Most consumers were unaware that the tax on cigarettes was going to incre
13、ase.D.During the year following the cigarette tax increase,many consumers had less income,in inflation-adjusted dollars,than they had had in the previous year.E.During the year after the tax increase,there was a greater variety of cigarettes on the market than there had been during the previous year
14、.增加了 8分钱税，但是香烟销售下降 10%，对比没增税之前只下降 1%，说明征税有用。问加强？B选项再说关于香烟有害身体健康对于那些经常吸烟的人的影响没变化，在征税之后，言下之意应该是说吸烟者不是因为吸烟有害身体健康才减少吸烟，而是确实因为税收76.(28782-!-item-!-188;#058&003417)Which of the following most logically completes the argument?According to experts on shopping behavior,more shoppers would shop at Jerrod s de
15、partment store if they were offered the convenience of shopping carts.In fact,even if the amount spent by these additional customers only just covered the cost of providing the carts,providing carts would still probably increase Jerrod s profits,since _.A.the l ayout of Jerrod s is open enough to ac
16、commodate shopping carts comfortablyB.several department stores that compete with Jerrod s have begun to make shopping carts available to their customers C.there are some potential customers who would not be enticed to shop at Jerrod s by the availability of shopping cartsD.stores that make shopping carts available to customers usually have to hire people to retrieve them from parking areasE.a customer with a shopping cart buys more,on average,than a customer without a cart 说增加推车可以增加顾客，事实上即使增加这些
