classes:  lecturer. lecturers enthusiastically teach theory and give homework in class, regularly exchange and have notices reminding students on courses.  curriculum. lecturers enthusiastically teach theory and give homework in class, regularly exchange and have notices reminding students on courses.  facility. lecturers enthusiastically teach theory and give homework in class, regularly exchange and have notices reminding students on courses.  general. lecturers enthusiastically teach theory and give homework in class, regularly exchange and have notices reminding students on courses.