英文關鍵字
boy
caucasian
child
childhood
class
classroom
concentration
concept
desk
draw
education
elementary
face
felttip
home
homework
indoors
junior
kid
knowledge
learn
lesson
looking
mark
notebook
old
paper
pen
pencil
person
primary
pupil
question
school
schoolboy
sheet
sign
sitting
small
study
studying
table
were
who
why
work
writing
wtite
years
young