Chapter 41: The Cat's Repayment 2.0 Ding Ling sat eating a flatbread while Beibei, sporting two massive dark circles under her eyes, silently recited notes beside her. The cafeteria was exceptionally quiet this morning. Almost everyone held a stack of review materials, and aside from the sound of chewing, the only noise was the rustle of pages turning. After memorizing two more lines, Beibei wrinkled her face in misery. "Why do we have to have monthly exams? Can't we just have them once every six…