3四分の一の長さ
boy
caucasian
communication
connection
copy space
depressed
domestic life
doorway
education
free time
home
homework
horizontal
indoors
internet
kitchen
laptop computer
learning
looking down
one person
profile
researching
selective focus
serious
side view
sitting
social networking
stressed
studying
sunlight
technology
teenager
unhappy
using computer
wifi
writing