chapter 70 Examination room turmoil

The person who came was a middle-aged man. Just by looking at his appearance and his serious expression, he knew that this teacher was definitely not someone to be trifled with. Yan Xueliang, an ordinary mathematics teacher in this school. However, this seemingly ordinary teacher still has a nickname in the hearts of all students. Yan devil! Especially for those students who are poor at studying and can only take advantage of the exam every time, this severe devil is their...