D.捕猎短吻鳄的原因,和文章要解释现象,即为什么鱼的数量下降无关。
E.短吻鳄有灭绝风险,和文章要解释现象,即为什么鱼的数量下降无关。
思路:文章中出现上升下降,正确答案往往体现出变化。
变化:短吻鳄变少
相应变化:鱼的另一种捕食者数量变多
2.In virtually any industry,technological improvements increase labor productivity, which is the output of goods and services per person-hour worked. In Parlands industries, labor productivity is significantly higher than it is in Vergias industries. Clearly, therefore, Parlands industries must, on the whole, be further advanced technologically than Vergias are.
对于任何工业来说,技术的改善提高工人的生产率,即每人每小时工作生产的产品和服务的量。P的工业的工人生产率比V的工业高。所以很明显,P的工业整体一定比V技术先进。
The argument is most vulnerable to which of the following criticisms?
下列哪个批评指出的论证的错误?
A.It offers a conclusion that is no more than a paraphrase of one of the pieces of information provided in its support.
它给出了一个结论,该结论无非是文中提供支持结论的一个信息的同义改写
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