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新gre逻辑阅读每日一练21

发布时间：2016-03-01 编辑：查字典英语网小编

　　新gre考试实施以来，参加了新版gre考试的考生都觉得阅读部分的题难度增加了，这主要是由于新gre考试逻辑阅读需要考生的逻辑反应一定要比以前更快，可能考生还是有点不习惯，或是没有准备充足。那么，接下来的几天，小编将给大家搜索整理一些新gre考试逻辑阅读的练习题，希望考生能从平日的练习中总结规律，找到解题技巧。

　　Mycorrhizal fungi infect more plants than do any other fungi and are necessary for many plants to thrive, but they have escaped widespread investigation until Line recently for two reasons. First, the symbiotic association 5 is so well-balanced that the roots of host plants show no damage even when densely infected. Second, the fungi cannot as yet be cultivated in the absence of a living root. Despite these difficulties, there has been important new work that suggests that this symbiotic association 10 can be harnessed to achieve more economical use of costly superphosphate fertilizer and to permit better exploitation of cheaper, less soluble rock phosphate.

　　Mycorrhizal benefits are not limited to improved phosphate uptake in host plants. In legumes, 15 Mycorrhizal inoculation has increased nitrogen fixation beyond levels achieved by adding phosphate fertilizer alone. Certain symbiotic associations also increase the host plants resistance to harmful root fungi.

　　8. Which of the following most accurately describes the passage?

　　 A description of a replicable experiment

　　 A summary report of new findings

　　 A recommendation for abandoning a difficult area of research

　　 A refutation of an earlier hypothesis

　　 A confirmation of earlier research For the following question, consider each of the choices separately and select all that apply

　　9. It can be inferred from the passage that which of the following has NOT been a factor influencing the extent to which research on mycorrhizal fungi has progressed?

　　A Lack of a method for identifying mycorrhizal fungi

　　B Difficulties surrounding laboratory production of specimens for study

　　C Difficulties ensuing from the high cost and scarcity of superphosphate fertilizers

　　答案：B/AC

　　以上即是阅读练习题，对于新gre考试逻辑阅读，考生除了采取题海战术，其实更应该做的就是总结。如果能从平日的练习中找到解新gre考试逻辑阅读题的思路，那么，要比采取题海战术更好。

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新gre逻辑阅读 每日一练21

发布时间：2016-03-01 编辑：查字典英语网小编

新gre逻辑阅读每日一练21