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In the east, another ancient range, the Urals , separates Europe from Asia. Both these ranges are evidence of Europe's earliest formation, the results of processes that began half a billion years ago.
欧洲自然写真
托福阅读文章常见题材思路及词汇 TOEFL阅读有一些常见高频题材，这些题材下面会有经常考到的固定词汇和思路，整理出来供大家分享。 生物类： 迁徙动物migrate 群居动物 social animal 独居动物
实用英语
And what causes these massive intraplate rupturings? 这种跨板块大地震是怎么发生的？ Something deep within the Earth. 原因在地球深处。 More than that we don't know. 更多的情况我们就不知道了。 By the 1960s scientists
万物简史
So how much do we know about what's inside the Earth? Very little. 因此说，我们对地球的内部情况究竟了解多少？很少。 Scientists are generally agreed that the world beneath us is composed of four layers, 科学家们普遍认为，
万物简史
复习新托福阅读最好了解一些常考的托福阅读考试背景类型，尤其是学科分类，对于备考新托福阅读非常有帮助。 生物类 群居动物 social animal 独居动物 solitary solitude One Hundred Years of Solitude独特
托福英语
31. Although apparently rigid, bones exhibit a degree of elasticity that enables the skeleton to withstand considerable impact. 31. 骨头看起来是脆硬的，但它也有一定的弹性，使得骨骼
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