One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted One teacher lamented that the work of the school was unbearable, and the teachers were physically and mentally exhausted