教材分析《爬山虎的脚》是人教版教材四年级上册第二单元的第二篇课文,是叶圣陶先生写的一篇精读课文。叶老专门为孩子们写的一篇观察范文。文章的结构非常清晰,叶老先生写爬山虎长在什么地方,再写“引人注意”的爬山虎的叶子,最后写爬山虎的脚。而写爬山虎脚的部分,又按“脚的样子”、“怎么爬”以及“脚的变化”每段一个主题,分三段进行了细致精准地描写。在每个主题中又渗透观察方法,比如“今年我注意了”中的“注 Textbook analysis ”The foot of Parthenocissus“ is the second text of the second unit of the fourth grade of the PEP textbook, which is an intensive reading by Mr. YE Shengtao. Ye Lao specifically for children to write an observation paradigm. The structure of the article is very clear. Mr. Ye Lao writes about where the creeper grows, writes the leaves of the ”attracting“ ivy, and finally writes the foot of the creeper. And write the part of the foot of ivy, and press ”foot look “, ”how to crawl “ and ”foot changes “ each section of a theme, divided into three paragraphs described in detail and accurately. In each subject, I see the method of observation, such as ”This year I have noticed “ in the ”Note