英文關鍵字
bag
beautiful
bench
benches
boy
caucasian
chat
childhood
children
classmates
classroom
communication
corridor
cute
education
female
friends
friendship
fun
girl
girls
greeting
hall
indoor
kid
kids
laugh
lesson
male
people
portrait
pretty
pupil
pupils
rest
school
schoolboy
schoolchildren
schoolgirl
schoolgirls
seats
sitting
slate
stack
study
studying
together