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新GRE阅读练习题（54）

发布时间：2016-03-01 编辑：查字典英语网小编

　　编辑点评：新GRE阅读考试考察大家的方面较多，除了大家需要拥有一定的词汇量以外，还需大家在解题的时候能够迅速了解出题者的意图，这就需要大家充分发挥自己的逻辑理解能力和推理能力，大家可以利用下文的新GRE阅读短文练习进行练习。

　　Stem borers are insect pests that often ruin North American corn crops. On some other continents, crop damage by stem borers is controlled by a certain species of wasp. Since these wasps eat nothing but stem borers, importing them into North America will keep crop damage from stem borers under control without endangering other North American insect species.

　　Which of the following is an assumption on which the argument depends?

　　Corn is the principal food of stem borers that live on continents other than North America.

　　The wasps are capable of surviving in North America long enough to eat significant numbers of stem borers.

　　No wasp in North America is closely related to the species of wasp that eats stem borers.

　　On continent other than North America, the wasps control stem borers more effectively than does any other pest control measure.

　　Corn crops on continents other than North America are not damaged by any insect pests other than stem borers.

　　答案：B

　　以上的内容供大家练习，大家平时也要多做些阅读真题，相信日积月累，你的GRE阅读分数也会马上得到提高!

　　GRE词汇是GRE考试的基础，只有你在保证基础的情况下，才会取得好成绩，下面就给大家具体介绍记忆GRE词汇的新方法。

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