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一、教材分析“一元一次不等式”是人民教育出版社·七年级(下册)第九章的内容,是中考的必考内容之一,一般将会以填空和选择的方式考查不等式的基本性质、解集的概念和把解集在数轴上表示出来,不等式的应用题还是近年中考的热点内容,考查可能与日常生活相联系,也可能与其他章节内容,如方程、函数及几何内容相结合。因此本节课熟练掌握与否直接影响到
First, the textbook analysis “One dollar inequality ” is the content of the ninth chapter of the People’s Education Press, seventh grade (second volumes), is one of the necessary examinations in the exam, will generally fill in the blank and choose the way to test inequalities Basic nature, the concept of solution sets and the set of solutions on the number of axes, the application of inequality or examination in recent years, hot topics, test may be associated with daily life, but also with other chapters, such as equations, functions and geometric content Combine. Therefore, this class has a direct grasp of proficiency or not