英文關鍵字
101
antique
basic
class
classic
classroom
closeup
college
deuction
educate
education
educational
elementary
equipment
exemption
instruct
instruction
introduction
irs
machine
mechanical
message
nostalgia
old
practice
preparation
real
rebate
refund
remedial
retro
school
schooling
tax
teaching
time
train
training
tutor
type
typewriter
typing
university
vintage
write