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3. 【细菌】 3.1 750 人吃某种动物X,X吃mice。mice的一种细菌传给了X然后人被感染了。但是X吃的其他东西不带有这种细菌。所以如果增加其他X能吃的动物的数量就能减少X把这种细菌传给人的概率。 问:得是哪种假设能支持结论
考古【prep new-100. (30745-!-item-!-188;#058&005748)】(问题不一样,但故事应该是一样的) Lymedisease is caused by a bacterium transmitted to humans by deer ticks. Generally, deer ticks pick up the bacteriumwhile in the larval stage by feeding on infected white-footed mice. However, certain other species on which thelarvae feed do not harbor the bacterium. If the population of these other species were increased, more of thelarvae would be feeding on uninfected hosts, so the number of ticks acquiringthe bacterium would likely decline. Which ofthe following would it be most important to ascertain in evaluating theargument?
A.Whether populations of the other species on which deer tick larvae feed arefound only in areas also inhabited by white-footed mice B.Whether the size of the deer tick population is currently limited by theavailability of animals for the tick's larval stage to feed on C.Whether the infected deer tick population could be controlled by increasing thenumber of animals that prey on white-footed mice D.Whether deer ticks that were not infected as larvae can become infected asadults by feeding on deer on which infected deer ticks have fed E.Whether the other species on which deer tick larvae feed harbor any otherbacteria that ticks transmit to humans 答案选B。 10. 【壁画】
10.1 一个地方为降低孩子体内的铅含量,禁止含铅的室内壁画,但20年中这个地方的孩子的lead-level并没有显著降低。 问:哪个可以解释原因。 选项 A:children 数量减少了 B:因为禁止了含铅汽油的汽车 考古:【prep-new-81. (24344-!-item-!-188;#058&000867)】 InArumville, among those young children with elevated levels of lead in theirblood, few live in houses containing lead-based paint, but many live in areaswhere vehicular traffic is heavy. Thesechildren's elevated blood-lead levels probably result from lead added togasoline, since, although gasoline sold in and around Arumville has beenlead-free since 1990, lead from vehicle exhaust remains in the soil for manyyears. Which ofthe following, if true, most strengthens the argument?
A. Salesof lead-based paint for use in homes was banned in Arumville in 1977. B.Vehicle traffic in most residential areas of Arumville is heavier today than itwas twenty years ago. C. Somelead in the soil comes from deteriorating lead-based paint on the exteriors ofbuildings. D. InArumville, children's blood-lead levels typically rise during the warm summermonths when children frequently play outdoors but not in the winter whenchildren spend more time indoors. E. Ifimproperly carried out, the removal of lead-based paint from older houses cansignificantly increase the risk that children living in such houses will ingestlead dust. 答案选D
17.【GDP】
17.1 讲一国人均GDP,吃肉,和谷物的问题,GWD上有类似的,但是选项不同。 类似:【96. (25050-!-item-!-188;#058&001167) (GWD 7-Q37 different type)】 Escalatingworldwide demand for corn is expected to cause the market price of corn to risesharply and remain high. Although cornis extensively used as feed for livestock, livestock feed accounts for only asmall fraction of the retail price of meat. Therefore, the increase in corn prices is very unlikely to produce anycomparable long-term increase in the retail price of meat. Which ofthe following, if true, most seriously weakens the argument? A. Thecost of shipping and handling meat has also risen sharply. B.Livestock producers who currently use corn to feed their livestock have theoption of switching to other kinds of feed. C. Therising cost of feed is leading some livestock producers to leave the business,thereby reducing the future supply of meat. D.Worldwide demand for grains other than corn has also increased. E. Theprice of corn affects the retail price of a variety of other food products morethan it affects the price of meat. 答案选C
23. 【吃肉和吃谷物】 某国人们富裕了就吃更多的肉了.一斤肉要若干斤谷物才能养成.此国还会更富裕,但谷物生产不会增加,于是有人说要开始进口谷物.
问:什么削弱此建议. 狗主答案:富裕是是由于少数及有钱的人造成的. 他们食肉量不会再增加, 所以整体食肉量也不会再过于增加. 考古:【prep-new-79. (32057-!-item-!-188;#058&006758)】
Thecountry of Baurisia has, until now, been self-sufficient in both grain andmeat. However, with growing prosperityin Baurisia has come a steadily increasing per capita consumption of meat, andit takes several pounds of grain to produce one pound of meat. Therefore, since per capita income inBaurisia is almost certain to rise further but increases in domestic grainproduction are highly unlikely, Baurisia is soon likely to become an importerof grain. Which ofthe following, if true, most seriously weakens the argument? A. Whenpeople increase their consumption of meat, they also tend to increase theirconsumption of grain. B. Theper capita consumption of meat in Baurisia is roughly the same across allincome levels. C. Percapita consumption of meat has not increased substantially in recent years inthose countries from which Baurisia is likely to import meat. D. It ismore economical for Baurisians to import meat than grain. E. DuringBaurisia's years of growing prosperity, the country's population has remainedrelatively stable. 答案选D
然后 第六的火警,13的作家曲目,16的电话报警都记得有类似的题目的,但是找不到了……有心人可以去考下古~~~ 上面这几题考古都是从prep鑫罗技,PracticeTest #1 Critical Reasoning (54 Questions,69-122)那个里面找到的。 兴奋了一小下,这个月这么多都有考古,大家有时间就看看鑫罗技里面,应该会挺有用的。
本人过两天就考了,也没时间看了,就送点考古来积RP吧……希望二战胜利~!
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