阅读理解 专题8 科普知识型阅读理解.ppt

学车问答 学车问题 开车问题 学车怎么办？驾校大全 中国驾校报名 考试 理论学习 地址 介绍英格驾考 / 驾考单机版软件车类小游戏 学车小游戏大全 专题八　科普知识型阅读理解 专题八　科普知识型阅读理解 　专题导读 专题八 │专题导读 　　1．文章中词汇的意义比较单一、稳定、简明，不带感情色彩，具有单一性和准确性的特点。这类文章通常不会出现文学英语中常用的排比、比喻、夸张等修辞手法，一词多义的现象也不多见。 　　2．句子结构较复杂，语法分析较困难。为了描述一个客观事物，严密地表达自己的思想，作者经常会使用集多种语法现象于一体的长句。 　　3．常使用被动语态，尤其是一些惯用被动句式。 专题八 │真题典例 compared them with DNA from modern elephants.They found to their amazement that modern forest and savanna elephants are as distinct from each other as Asian elephants and mammoths. The scientists used detailed genetic analysis to prove that the African savanna elephant and the African forest elephant have been distinct species for several million years.The divergence of the two species took place around the time of the divergence of Asian elephants and woolly mammoths.This result amazed all the scientists. There has long been debate in the scientific community that the two might be separate species，but this is the most convincing scientific evidence so far that they are indeed different species. 专题八 │真题典例 now have to treat the forest and savanna elephants as two different units for conservation purposes.Since 1950，all African elephants have been conserved as one species.Now that we know the forest and savanna elephants are two very distinctive animals，the forest elephant should become a bigger priority(优先)for conservation purposes.” (　　)1.One of the fossils studied by the researchers is that of ________. A．the Asian elephant B．the forest elephant C．the savanna elephant D．the mastodon elephant 专题八 │真题典例 (　　)2.The underlined word “divergence” in paragraph 4 means “________.” A．evolution 　　　　　B．exhibition C．separation D．examination (　　)3.The researchers’ conclusion was based on a study of the African elephant’s ________. A．DNA B．height C．weight D．population 专题八 │真题典例 (　　)4.What are Alfred Roca’s words mainly about? A．The conservation of African elephants. B．The purpose of studying African elephants. C．The way to divide African elephants into two