academic
adult
american
assist
attention
attentive
book
boy
break
campus
caucasian
class
classmates
classroom
college
concentration
desk
discussing
discussion
ethnicity
female
girl
group
happy
high
horizontal
indoors
knowledge
learning
lesson
listening
looking
making
male
notes
people
person
pupil
student
study
studying
taking
teaching
teenagers
together
tutor
university
young