id	keyword
bece-82	education
bece-82	china
bece-82	online
bece-82	teaching
bece-82	school
bece-82	learning
bece-82	ministry
bece-82	informatization
bece-82	resources
bece-82	epidemic
bece-82	development
bece-82	people
bece-82	students
bece-82	construction
bece-82	class
bece-82	education informatization