classes:  lecturer. lecturers stand unevenly in class, teaching at breaks, lecturers do not come to class to teach, do not inform students, the training room does not inform!  curriculum. lecturers stand unevenly in class, teaching at breaks, lecturers do not come to class to teach, do not inform students, the training room does not inform!  facility. lecturers stand unevenly in class, teaching at breaks, lecturers do not come to class to teach, do not inform students, the training room does not inform!  general. lecturers stand unevenly in class, teaching at breaks, lecturers do not come to class to teach, do not inform students, the training room does not inform!