官方真题Official8托福阅读词汇真题练习——disruption&exhaustion

小站整理2015-12-18 10:57:47

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摘要：托福阅读考试作为托福考试的一个大部分，托福阅读考试考到哪些题型我们应该要搞清楚。托福阅读题型有哪些你清楚吗？下面就和小编一起来看一下官方真题Official8托福阅读词汇真题练习，知己知彼才能战胜托福阅读。

在托福阅读备考中，想要快速的提升自己的托福阅读能力，除了不断的累积自己的词汇和句型之外，从官方真题Official练习入手也不失为一个不错的方法。那么，在以下内容中我们就为大家带来官方真题Official8托福阅读词汇，希望能为大家托福阅读备考带来帮助。

Paragraph 6: In view of these facts, scientists hypothesized that a single large asteroid, about 10 to 15 kilometers across, collided with Earth, and the resulting fallout created the boundary clay. Their calculations show that the impact kicked up a dust cloud that cut off sunlight for several months, inhibiting photosynthesis in plants; decreased surface temperatures on continents to below freezing; caused extreme episodes of acid rain; and significantly raised long-term global temperatures through the greenhouse effect. This disruption of food chain and climate would have eradicated the dinosaurs and other organisms in less than fifty years. 【官方真题Official8- Extinction of the Dinosaurs】

11. The word “disruption” in the passage is closest in meaning to

○ exhaustion

○ disturbance

○ modification

○ disappearance