英文關鍵字
book
boy
browsing
call
child
children
computer
conferencing
coronavirus
distance
education
elementary
facetime
first
green
happy
homeschool
homeschooling
homework
interesting
internet
kid
laptop
learn
lesson
list
online
outside
people
portrait
primary
proud
remote
satchel
school
serious
social
standing
student
study
sunny
technology
teen
test
textbook
time
tired
using
virtual
writing
young