classes:  lecturer. Understanding student psychology should everyone in the classroom pay attention to teaching, catching new technologies and applying exercises to students in a scientific way.  curriculum. Understanding student psychology should everyone in the classroom pay attention to teaching, catching new technologies and applying exercises to students in a scientific way.  facility. Understanding student psychology should everyone in the classroom pay attention to teaching, catching new technologies and applying exercises to students in a scientific way.  general. Understanding student psychology should everyone in the classroom pay attention to teaching, catching new technologies and applying exercises to students in a scientific way.