从总体上看,新修订的第二课是在原教材第四课第一节基础上扩展而来的,变化之处主要表现在三个方面。一是增加了有关新民主主义革命的奋斗历程、“三个代表”、十一届三中全会的历史性转折意义、“一国两制”等内容;二是出现了一些新的框题、目题,增加了一些新的说明性材料和图片;第三点,也是最明显的变化,那就是“活动课”的设置。当然,这也是全书的一大特色。值得一提的是,将有关教 On the whole, the second revised lesson is based on the first section of the fourth lesson of the original textbook. The changes are mainly reflected in three aspects. The first is the increase in the struggle of the new-democratic revolution, the “three represents”, the historic turning point of the Third Plenary Session of the Eleventh Central Committee, and the “one country, two systems”; the other is the emergence of some new topics and topics. Added some new descriptive materials and pictures; the third and most obvious change is the setting of “activity classes”. Of course, this is also a major feature of the book. It is worth mentioning that the relevant teaching will be