Teacher's permission to go to bathroom and walk out of the room, and then turn right into the toilet, wash basin and toilet, and then out into the classroom without teacher permission to sit and study.
Allowing teachers to go to the bathroom. I walked out of the room and turn right into the bathroom and then wash it out of the bathroom into the classroom by allowing a teacher to sit in a room and study.
Walk to the teacher to go to the bathroom. And walked out of the room and turn right into the toilet and wash your hands and leave the bathroom into the classroom by asking teachers to room and sit study.