有理有据的文章才能够显示出作者不凡的说理能力,才能使读者信服文章的内容和观点,留下深刻的印象,久久不能忘记。有了明确的论点和论据才能够使文章的中心突出,结构严谨,思路明晰,论述透彻,让读者看到这是一篇佳作。因此,教师要指导学生选好材料,结合有力论证。可是,平时作文中常见到学生的论证材料陈旧没有说服力,论据与观点不一致,陈述论据材料或过于详细或表意不清。教师应该指 Reasonable and informed articles can show the author’s extraordinary ability to reason, in order to make the reader convinced the contents of the article and point of view, left a deep impression, a long time can not forget. With a clear argument and arguments can make the center of the article prominent, rigorous structure, clear thinking, thorough discussion, so that readers see this is a masterpiece. Therefore, teachers should guide students to choose materials, combined with strong argument. However, the usual argumentative materials used in writing are usually outdated and persuasive. The arguments and opinions are not consistent, and the arguments or arguments are too detailed or unclear. Teachers should mean