• 4 Chapter 4 Just started class, and the political teacher was already standing in front of the podium 830 days ago
• 3 Chapter 3 There was still some time for evening self-study, so he walked towards the basketball cour 829 days ago
• 2 Chapter 2 Lesson 11 Class 829 days ago
• 1 During Chapter 1 class, Lin Yanxiu raised his hand and pushed him, "Class is on." 830 days ago