英文關鍵字
autumn
back
backpack
begin
boy
care
caucasian
child
childhood
children
coronavirus
covid
day
disciple
education
elementary
explain
face
family
first
give
going
grade
instructs
kids
laddie
learning
little
lockdown
mask
mom
mother
new
normal
parent
preschool
prevention
primary
protection
quarantine
safety
sanitizer
school
schoolboy
schoolchild
schoolhouse
schoolkids
september
son
student
support