Just sit down in Misha and Ariel for a while, and the class bell rings! The classroom is quiet. Everyone is waiting for the teacher.

after a quarter of an hour, the teacher came; most of the teachers in the water system were female teachers, and Yang Hao's class was no exception; the teacher walked up to the platform and looked around the class and said, "Hello everyone! I'm your teacher in charge this year, or your head teacher. My name is Xia Ning. You can call me Xia teacher! "

Xia Ning is wearing a blue magic robe. He is at least over 50 years old. Looking at the...