Wondrous math problem from the Previous World!

In the classroom.

Zhang Ye put down Chenchen's workbook and patted on her shoulder before asking her, "How long have you been standing for? Sit down first, I know what is going on."

Chenchen nodded, then sat down and rubbed her legs vigorously.

Li Jiaxing who did not agree to this, said, "Sir, this is a school and I'm the teacher currently teaching this lesson. At school, students should listen to teachers, and since she did not apologize yet, I'm not going to let her to sit down!"

Zhang Ye retorted, "What if I feel that she does not need to apologize?"