1.In terrestrial environments, gravity places special demands on the cardiovascular systems of animals······ Terrestrial snakes, in particular(强调), exhibit adaptationsthat aid in circulating blood against the force of gravity. 2. The problem(暗示题目类型) confronting terrestrial snakes is best illustrated by what happens to sea snakes when removed from their supportive medium. Because(关键词,引出原因)······When removed······ however···· That many terrestrial snakes in similar spatial orientations do not experience this kind of circulatory failure suggests that(重点词) certain adaptations enable them to regulate blood pressure more effectively in those orientations. 3. One such adaptationis the closer proximity of the terrestrial snake's heart to its head··· In arboreal snakes, however······ Such ······a problem solved by another adaptation.
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O(∩_∩)O哈哈~暂时就这么多了,看饭饭的分析就觉得很给力了咯-- by 会员 Suri在奋斗 (2012/2/26 20:17:55)
Suri北鼻~~是这样~~我们是建议每个人将自己的分析尽量完整的都贴上来~~不管是否和其他人有重复~~贴上来的话会加深对G阅读文章套路的理解的~~我们的分析都是相对独立的~~谢谢北鼻哇~~好开心啊~~~ |