C228 Ambiguous Teaching

"I'm ready! Teacher Su, continue your teaching! We'll make up for what we did during the day! " said excitedly, at this time she had already put on her glasses, proving that she was serious, the mature and knowledgeable Dr. Zhong had returned!

"I never thought that Dr. Zhong would be so easy to learn. Take a look at that handout and ask me if there's anything you don't understand