text: Earlier in the afternoon of February 21, dozens of 9A6 students of Ngu Loc Secondary School came to the Literature teacher's room in the school's dormitory to sit and talk, some drinking beer, cheering?
classes:  No, all students who violate regulations on alcohol use are students of the class taught by the literature teacher.  Also, all students who violate regulations on alcohol use are students of the class taught by the literature teacher.  Yes, all students who violate regulations on alcohol use are students of the class taught by the literature teacher.