训练目标:理解文意,分析说明方法的作用,理解词语的含义,谈阅读感受。在海底静静等待的枯叶龟任万杰枯叶龟,它是一种久坐不动的龟,因其龟壳酷似枯叶,故称为枯叶龟。按理说,这样行动缓慢、水性不佳的动物,在弱肉强食的海洋里,应该没有什么竞争力,很快就会被淘汰。可事实恰恰相反,枯叶龟已经有两千万年的历史。人们惊叹之余,不禁要问:“枯叶龟是怎样打破自然定律 Training objectives: to understand the text, analyze the role of methods, understand the meaning of words, talk about reading experience. Quietly waiting for the dead sea turtle Ren Wanjie dead leaf turtle, it is a sedentary tortoise, because of its shell resembles dead leaves, it is called the dead leaf turtle. It stands to reason that such slow, poorly watering animals should be less competitive in the jungle of the jungle and will soon be eliminated. Quite the contrary, dead turtle has 20 million years of history. People wonder, can not help but ask: ”How to break the natural law of the turtle