英文關鍵字
grammar
school
text
blackboard
hand
drawing
black
chalkboard
grade
elementary
education
learning
study
greenboard
chalk
board
calligraphy
coaching
college
concept
conceptual
desk
draw
background
educate
font
handwriting
handwritten
knowledge
learn
letter
lettering
studies
studying
table
teaching
white
word
write
writing
classroom
class
childhood
young
grading
start
basics