2. It is necessary to sort out, summarize and mix all parts of knowledge, so that all parts of knowledge can form an organic whole, and strive to focus on basic knowledge, network key knowledge and question network knowledge. Problem design is life-oriented. This round of review should take the historical thinking method as the main line and students' comprehensive training as the main body, reduce repetition, highlight key points and improve students' actual combat ability. In the application of history, we should pay attention to the connection between historical knowledge and life hotspots and the integration with other disciplines. At the same time, special comments (such as charts, information topics, foreign relations topics, national policy topics, social life topics, exploratory topics, etc.). ) should be interspersed to infiltrate students' awareness of life-oriented problem design, so as to improve reading comprehension.