英文關鍵字
adolescent
boy
class
classmate
classroom
clever
closeup
copybook
desk
educate
education
grade
hands
holding
intelligent
knowledge
learn
learning
lesson
lifestyle
look
male
notebook
one
paper
pen
person
problem
pupil
reading
room
school
sensible
shrewd
solve
solving
student
studying
table
teenager
text
training
white
write
writing