1. 1)计时:43’’ 2)逻辑链: Premise: Theplastic rings that hold six-packs ofbeverage cans together pose a threat to wildanimals, which often become entangled in thediscarded rings and suffocate as a result. all beverage companies will soon use only those rings consisting of a new plastic that disintegrates after only three days’exposure to sunlight. Once we all complete theswitchover from the old to the newplastic rings Conclusion: the threat of suffocationthat plastic rings pose to wild animals will beeliminated. 3)推测: 问的是削弱。他因削弱:如果是其他的因素导致了wild animals的威胁,而不仅仅是由于plastic companies的问题,就不会出现结论中的结果。 4)选项分析: (A) The switchover to the new plastic ringswill take at least two more years to complete. 无论时间的长短,只要是能够eliminate threat就能够达到效果。
(B) After the beverage companies have switched over to the new plastic rings, asubstantial number of the old plastic rings will persist in most aquatic andwoodland environments. 这里给出了个同意了结论后,说在aquatic and woodland 环境中也会存在old plastic rings的状况。This answer undermines the
representative’s conclusion by showing that even after the switchover is
complete, the threat to animals from plasticrings will persist.plasticrings既可以包括旧的,也可以包括新的。
(C) The new plastic rings are slightly less expensive than the old rings. 成本在结论中没有涉及。
(D) The new plastic rings rarely disintegrate during shipping of beveragesix-packs because most trucks that transport canned beverages protect theircargo from sunlight. 题干里面讨论道德是plastic rings pose to wild animals的一种境况,而没有提到truck进行transport的问题。
(E) The new plastic rings disintegrate into substances that are harmful toaquatic animals when ingested in substantial quantities by them. 这里给出了个他因伤害。即有了前提达到效果后,不仅有糟糕的结果,还可能有坏结果。 选项:E the conclusion is specifically about suffocation, and answer choice (E)does not address suffocation. Instead,answer choice (E) is a shell game that attacks a conclusion that is similar but different than the actualconclusion. B
2.
1)计时:30”
2)逻辑链: Premise: T sharks: feed on smaller sharks+ attack tourists->hurtTe’stourism Conclusion: ->help economy, program->kill T sharks 3)推测: 问的是削弱。找恶果:如果杀了T sharks很可能会使得smaller sharks变多,而这些smaller sharks也许会attack tourists. 4)选项分析:
(A) Even if not all the tiger sharks that comeclose to the beaches are killed, the existence of the program would reassuretourists. 这看起来像加强
(B) Business owners who depend on tourism are willing to pay most of the costof implementing the program. 这给出了个使用这种方式的一个比较好的条件。本质是加强。
(C) Tourists come to Tenare Island for its beaches, even though the islandfeatures a number of other tourist attractions. 无关。
(D) The small sharks on which tiger sharks prey feed on fish that arecommercially important to the island's fisheries. 说小鲨鱼多了可能会给该岛的捕鱼业带来毁坏。应该选这个,是削弱。
(E) Not all tourists who come to Tenare Island enjoy swimming or surfing. 无关选项。 选项:D
3.
1)计时:29” 2)逻辑链: Premise: Because: consumers prefer E’s apple->E no import Counter-Premise: Nevertheless->K sell to E: K’s apples with lower price 3)推测: 问cast doubt on viability of the plan. 猜测:(1)人们还是非常喜欢E苹果的,即使再便宜也是不会吃K的苹果的。 4)选项分析:
(A) Most of the varieties of apples grown inErtland were originally derived from common Kosolian varieties. E是来自于K的一种,并没有说E和K的口味完全相同。其次,即便完全相同,那么这也是个加强的选项。
(B) Consumers in Ertland tend to spend about the same proportion of theirincome on fresh fruits and vegetables as do consumers in Kosolia. 讲E和K的消费习惯相似。无关吧。。
(C) At times in the past, Ertland has exported significant quantities of applesto Kosolia. 历史上E苹果出口了很多苹果到K。与现在状况无关。
(D) Some varieties of apples grown in Kosolia can be harvested throughout mostof the year, whereas the varieties grown in Ertland can be harvested onlyduring two months of the year. k苹果的种类一年中都会收获。E苹果只能收获两个月。
(E) Profiles of Ertland-grown apples are high enough in Ertland that growers,wholesalers, and retailers there could easily afford to reduce the price atwhich these apples are sold.
E有能力也降低了价格。所以K的方案可能没啥效果。
选项:E
4.
1)计时:27” 2)逻辑链: Premise: entrance move: main street->side street = main street=businesses Conclusion : pay for renovations no impact on budget 3)推测: 问的是加强。就是改变前后重要因素不变,比如说,entrance在哪里都不会改变人流。renovation花的钱不会超过节省出来的钱。 4)选项分析:
(A) More train commuters are employed inbusinesses located on Main Street than in businesses located on the adjoiningside street. 用的人 main多于side:削弱
(B) A reliable survey of Flowertown's commuters showed that virtually none ofthem would use the train any less frequently if the station's entrance weremoved. 同推测中的第一部分
(C) The high-rent block of Flowertown's Main Street includes several buildingswhose owners currently seek to replace long-standing tenants lost in recentmonths. 讲tenant rent。没有啥关系
(D) If the station's entrance were moved, the train company would need to begincostly renovations to its Main Street entrance space. 削弱
(E) Ridership on Flowertown trains declined only slightly from 1970 to 1985while other train companies lost large numbers of commuters.
无关 选项:B
5. 1)计时:15” 2)逻辑链: Premise PZ 1000 in its class: 最小伤害 Conclusion PZ 1000是最安全的车之一 3)推测: 问的削弱。its class是比较危险的一个class的话,就白瞎了。 4)选项分析:
(A) The HighwayTraffic Safety Institute report listed many cars in other classes that had moreinjuries per accident than did the PZ 1000. 加强
(B) In recent yearsmany more PZ 1000s have been sold than have any other kind of car in its class. 这里讲的是销售量,和事故率没啥必然的联系
(C) Cars in the classto which the PZ 1000 belongs are more likely to be involved in accidents thanare other types of cars. 这个与预测相符
(D) The differencebetween the number of injuries per accident for the PZ 1000 and that for othercars in its class is quite pronounced. 说了数据不同,没说到底是多还是少。
(E) The HighwayTraffic Safety Institute issues reports only once a year. 说了HTSI的报道每年一次,对于问题没啥帮助。 选项:C
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