英文關鍵字
101
basic
class
classes
classroom
classrooms
college
course
courses
crime
dark
discourse
educate
education
educational
elementary
grade
homicide
instruct
instruction
introduction
kill
killing
lecture
lectures
manslaughter
murder
mystery
practice
preparation
presentation
pupil
remedial
school
schooling
serial
student
teacher
teaching
train
training
tutor
type
typewriter
typing
university