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【总体阅读思考】这篇课文收入了同一作者写的两篇科普说明文。这两篇文章在构思上,说明顺序和说明方法的运用上各具特色。阅读这两篇说明文,可以采取前后对比的方法来进行,可以集中思考以下几个问题: 一、在说明的顺序上,这两篇说明文各有什么特点?作者为什么要采用这样的说明序列? 二、作者在撰写这两篇说明文时,根据说明对象的各异,采取了什么不同的构思方式?前后比
[Overall Reading Thinking] This text included two popular science excerpts written by the same author. These two articles are conceived and illustrate the uniqueness of the use of sequences and methods of explanation. Reading these two expository texts can be done by comparing before and after, and you can concentrate on the following questions: 1. What are the characteristics of the two expository texts in the order of explanation and why did the authors adopt such a description sequence? When the author wrote the two explanatory notes, according to the description of the different objects, what different ways of thinking were adopted?