英文關鍵字
adult
book
caucasian
closeup
college
concentration
copy
dictionary
education
essay
exam
female
girl
hands
high
home
homework
indoors
learning
notebook
notes
one
page
pen
people
person
preparing
reading
research
scholar
school
session
sleeping
space
student
study
studying
table
teacher
test
tired
tutor
university
unrecognizable
woman
young