英文關鍵字
adorable
background
beautiful
beauty
beginner
blackboard
board
caucasian
chalk
child
class
education
hand
happy
homework
knowledge
learn
learning
lesson
lessons
little
people
person
pet
portrait
pretty
primary
pupil
reading
school
schoolchild
schoolgirl
schoolkid
small
smart
smile
smiling
standing
studio
study
studying
text