OG12逻辑分类和做题笔记

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题号        题型        论据or现象        结论or结果        解题思路+选项        生词
1        WEAKEN        In the middle of the nineteenth century,life expectancy in North America was 40 years, whereas now it is nearly 80 years        people must have been considered old at an age that we now consider the prime of life        显示因果关系的资料不准确(B)Most of the gains in life expectancy in the last 150 years have come from reductions in the number of infants who die in their first year of life.        infant:a very young child or baby

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92        METHOD OF REASONING        the past two years'broad economic recession has included a business downturn in the clothing trade

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91        ASSUMPTION        positon and cites technology as the cause of the increased catch                Marine fish continue to be an endangered resource

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90        WEAKEN        Universities own the patents resulting from government-sponsored research at their institutions        one university plans to sellits patents to corporations to fund a program to improve teaching        割断因果：或有因无果或有果无因(D) Government sponsored research conducted at Logos University for the most part duplicates research already completed by several profit-making corporations

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88        WEAKEN        more money is deposited in such accounts ,more money becomes acailable to borrowers        Government plans to modify the income-tax structure in order to induce individual taxpayers to put a larger portion of their imcomes in to retirement saving s accounts        因果断桥。(A) When levels of personal retirement saving s increase, consumer borrowing always increases correspondingly

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87        WEAKEN        the percentage who retired to Florida has decreased by three percentage point over the past ten years        declines are likely to have a noticeably negative economic dffect on these businesses and therefore on the economy of Florida        直接反对原因（C)The mumber of people who moved from one state to another when they retired has increased significantly over the past ten years        cater:提供饮食

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84        ASSUMPTION        there are several winemakers who add sulfites to none of the wines they produce        people who would like to drink wine but are allergic to sulfites can drink wines produced by these winemakers without risking an allergic reaction to sulfites        对原因进行加强。（E)Sufites are not naturally present in the wines produced by these winemakers in amounts large enough to produce an allergic reaction in someone sho drinks these wines

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83        WEAKEN        Several of the particle accelerators at major research institutions were out of service the year before last for repairs        the low number of articles was due to the decline in availability of particle accelerators        因果断桥。（E)recent changes in the editorial policies of several physics journals have decreased the likelihoo that articles concerning particle-accelerator research will be accepted for publication

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82        SUPPORT        an area opening up as a new source of ivory and argue on this basis that the improtant medieval trade between North Africa and East Africa began at this period        A sudden increase in the production of elephant ivory artifacts on the Mediterranean coast of North Africa occurred in the tenth century        直接反对现象本身，形成weaken（D)Documents from Mediterranean Europe and North Africa that date back earlier than the tenth century show knowledge of East African animals.

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81        WEAKEN        moremoney is spent on safety precautions and machinery maintenance at a factory when demand for its product is high        the average number of job-related accidents per employee at the factory should be lower when demand is high        它因。（B)Its management hires new workers but lacks the time to train them properly