英文關鍵字
analysis
animation
answer
answers
ask
asking
black
blackboard
board
brainstorming
chalk
chalkboard
choice
common
concept
confusion
consultation
doubt
drawing
drawn
education
faq
find
having
help
how
illustration
information
investigation
knowledge
learning
lettering
mark
marks
more
most
problem
query
question
questions
research
school
search
six
solve
solving
strategy
study
support
text
think
thinking
uncertainty
unknown
what
when
where
who
why
word
write