英文關鍵字
academic
adult
african
assistance
black
camera
child
class
classroom
communication
creative
desk
development
girl
group
happy
help
helping
informal
job
laughing
learning
male
occupation
people
portrait
primary
room
school
secondary
shirt
showing
sitting
smiling
student
table
talking
teacher
teaching
test
together
tutor
uniform
woman
working
youth