英文關鍵字
answer
blackboard
boy
child
childhood
close
closeup
disappointed
displeased
education
elementary
exam
fail
failed
failure
grade
junior
kid
knowledge
learn
learning
lesson
male
mark
negative
paper
passing
preteen
primary
pupil
result
results
sad
school
schoolboy
schoolkid
sheet
showing
student
study
studying
subject
task
test
unhappy
up
upset