academic
angry
asking
blackboard
board
book
chalk
chalkboard
class
classroom
college
demonstrating
discussing
drawing
education
educational
explaining
girl
graduating
green
high
knowledge
learn
learning
lecture
lecturer
lesson
man
presenting
pupil
questioning
reading
school
showing
speaking
strict
student
study
studying
talking
teacher
teaching
teenager
textbook
trainee
training
tutor
tutoring
university
woman