英文關鍵字
book
boy
child
childhood
clever
closeup
concentration
contemplation
cute
desk
education
elementary
exercise
face
hand
home
homework
human
indoors
intelligence
interior
kid
knowledge
learn
literacy
little
male
nerd
notebook
one
paper
pen
person
preschool
primary
pupil
room
school
sit
student
study
table
textbook
think
word
write
young
youth