英文關鍵字
age
app
beautiful
book
bowtie
boy
caucasian
child
classroom
computer
cute
desk
display
education
face
happy
homework
internet
kid
learn
lesson
man
notebook
people
portrait
primary
school
schoolboy
schoolchild
smart
smile
student
study
successful
tablet
teaches
teen
teenage
textbooks
white
writes
years
young
youngster
youth