classes:  lecturer. Theoretical teacher hasn't been to class yet, the practice class has taught 2 lessons ahead of time that I can't keep up.  curriculum. Theoretical teacher hasn't been to class yet, the practice class has taught 2 lessons ahead of time that I can't keep up.  facility. Theoretical teacher hasn't been to class yet, the practice class has taught 2 lessons ahead of time that I can't keep up.  general. Theoretical teacher hasn't been to class yet, the practice class has taught 2 lessons ahead of time that I can't keep up.