一、抓主干明中心１ 《长城》（第十一册）２ 《一夜的工作》（第十一册）二、抓线索突难点１ 《幸福是什么》（第九册）十年前十年中十年后四年前埋“匣子”量了十步埋下一切在变化启发量了五步找到四年后挖“匣子”量了十步找不到万水千山红军不怕远征难三军过后尽开颜长征只 First, grasping the backbone of the Center 1 “Great Wall” (eleventh) 2 “one night's work” (eleventh) Second, grasp the clumsy difficulties 1 “What is happiness” (ninth) ten years ago ten years Ten years later, four years ago buried “box” amount of ten steps to plan everything under the inspiration of the change in five steps to find four years after digging “box” amount of ten steps can not find a solution to thousands of miles of the Red Army is not afraid of expedition difficult army to make Yan Long March only