classes:  lecturer. lecturer prepares the lecture quite well, or, there are many activities to accomplish the subject goal, practical.  curriculum. lecturer prepares the lecture quite well, or, there are many activities to accomplish the subject goal, practical.  facility. lecturer prepares the lecture quite well, or, there are many activities to accomplish the subject goal, practical.  general. lecturer prepares the lecture quite well, or, there are many activities to accomplish the subject goal, practical.