選択的
academic
book
boy
casual
caucasian
clas
class
classmate
classroom
concentration
desk
education
educational
female
five
focus
friends
girl
high
holding
indoor
journal
knowledge
learning
listen
looking
male
note
pencil
people
person
portrait
row
ruler
school
schoolboy
schoolchildren
schoolgirl
schoolwork
sitting
student
study
studying
teenage
teenager
togetherness
university
write
writing