Permanence, perseverance and persistence in spite of all obstacles, discouragements, and impossibilities: It is this, that in all things distinguishes the strong soul from the weak.
线上在线自习室晚自习。番茄工作法、四象限、打卡、作业清单、作业辅导、作业交流、作业跟踪、作业计划、个人宣传相关内容