20s
amphitheater
attend
attending
attention
attentive
campus
caucasian
class
classroom
college
conference
course
education
female
hand
happy
head and shoulders
improvement
indoors
intelligent
learning
lecture
listening
making
male
man
mixedrace
notes
paying
pen
presentation
professional
school
seminar
serious
sitting
smiling
student
students
taking
theatre
think
training
university
woman
write
writing
young adult