25s
activity
adult
appearance
attention
attractive
audience
auditorium
canadian
classroom
communication
concentration
course
educating
education
emotions
european
exam
faculty
female
german
group
indoors
information
institute
intelligence
interaction
interested
interior
knowledge
languages
learning
lecture
lesson
listening
noting
participant
people
portrait
schooling
students
studying
summary
together
training
tutorial
university
woman
young