英文關鍵字
ballpoint
black
boy
businessman
cell
classmate
college
connection
desk
device
document
educate
exam
examing
fingers
hold
holding
indoor
learn
lesson
man
mobile
one
paper
pen
person
pupil
reader
reading
room
school
schoolgirl
screen
sheet
silver
sitting
smartphone
student
studying
suit
task
teenager
texting
unknown
watching
white
write
writing