倍投法的正确使用方法简介：All the classmates in the class were memorizing the knowledge points they had missed out loud. Time passed quickly. When the get out of class bell rang, Cheng Keshu stood up, holding her pink schoolbag in one arm, and stretched out her hand.
All the classmates in the class were memorizing the knowledge points they had missed out loud. Time passed quickly. When the get out of class bell rang, Cheng Keshu stood up, holding her pink schoolbag in one arm, and stretched out her hand.
