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activity
american
appearance
attendance
attentive
boy
bulgarian
casuals
children
class
classmate
classroom
college
communicating
diligent
education
emotions
engagement
european
exam
exercises
fellow
focused
group
interaction
interested
interior
knowledge
lecturing
lesson
lifestyle
listening
noting
people
portrait
preteen
pupil
scholar
school
student
study
summary
teacher
together
training
tween
working