Before the evening self-study session ended, the class representatives for each subject were responsible for collecting the test papers and taking them to the staff office.
As the chemistry class representative and Teacher Guo Ran's capable assistant, Jiang Ning gathered the chemistry papers and headed to the first-floor office.
Seeing this, Chai Wei began to urge Guo Kunnan, speaking down to him from his height: "Can you hurry up? Do you have any idea that you're holding me up?"
Chapter 635