题文

阅读下面短文，把A-D 四个句子填入文中空缺处（1-4 ），使短文内容完整正确。并完成第5小题。       Have you seen Jurassic Park (侏罗纪公园)? In this film, __1__ They have much trouble, however,  they realize that the cloned dinosaurs are smarter and fiercer (凶猛) than expected. __2__ In theory?  Yes. What would you need to do this? A well-preserved source (来源) of DNA from the extinct (绝种  的) dinosaur, and a closely related species (物种), still living now, that could be used as a surrogate (代   孕) mother. In reality? Probably not, __3__. However, __4__. A. Could we really clone dinosaurs? B.  scientists have been trying to make their dream come true. C. scientists use DNA preserved (被保存) for tens of millions of years to clone dinosaurs. D. because dinosaur DNA couldn't survive (存活) for such a long time. 5. In order to clone some animal, scientists need _____.     A. some DNA       B. a surrogate mother       C. a laboratory       D. all the above

题型：阅读理解  难度：中档

答案

1—5:  CADBD

据专家权威分析，试题“阅读下面短文，把A-D 四个句子填入文中空缺处（1-4 ），使短文内容..”主要考查你对  科教类阅读  等考点的理解。关于这些考点的“档案”如下：

科教类阅读

考点名称：科教类阅读

• 科普类的阅读：
  科普类的阅读理解包含介绍科学知识、社会知识的短文。阅读这类短文时，要以事实为中心进行思考，抓住事物的特征、用途、相互关系等。
  如果是介绍社会现象的文章，要掌握所谈现象的内涵。

• 答题技巧：
  1. 加强整体意识，把握文章的主要内容。在阅读的时候可给段落标上序号，并给重要的句子和
     关键词做上记号，尤其是各段中心句，为答题提供更快捷更多的信息源。
  2. 审清题干，发觉和把握试题中有效的提示性信息，确认命题的角度、阅读范围和答题方式。
  3. 定位阅读，强化对应意识。同时要注意原文利用和自我加工相结合。