英文關鍵字
adolescent
cell
class
classroom
college
copybook
decide
desk
educate
education
female
fingers
girl
grade
graph
hands
holding
learn
learning
lesson
math
maths
mobile
notebook
notepad
one
pen
person
phone
process
pupil
room
school
schoolchild
schoolgirl
serious
sitting
smartphone
solve
study
table
task
teenager
write
writing
young
youth