英文關鍵字
boy
chat
child
childhood
class
connection
coronavirus
course
covid19
distance
distant
education
home
homeschooling
homework
internet
kid
learn
learning
lesson
lifestyle
lockdown
looking
meeting
notebook
one
online
pandemic
quarantine
remote
remotely
school
sitting
student
study
studying
technology
videochat
virtual
virus
wireless
write