67 Painful Memories

Mrs. Song looking somewhat disappointed, still switched the position and went to another direction of the students.

A few seconds later, the serious look in her eyes swayed and she looked at Chen Yu in surprise. Without using the scratch paper, Chen had written the correct answers on her exam paper.

Was she calculating in her head?

How was that possible? 

She has been following Mrs. Song's expression for quite some time since the time she entered the hall.

It seems that Mrs. Song was excited for some reason, so she changed her position with Mrs. Song to take a peek at the big deal.

But she didn't know that it was actually something real good!

Chen Yu raised her head to look at Mrs. Ning who was standing beside her. She smiled as if she had understood something. And then, she lowered her head and continued writing.