blackboard
book
bored
casual
caucasian
chalkboard
class
classroom
college
depressed
depression
difficult
difficulty
education
exam
exhausted
fail
frustrated
frustration
headache
knowledge
learn
learning
lesson
man
maths
occupation
person
portrait
problem
professor
sad
sadness
school
stress
stressed
student
study
studying
teach
teacher
tired
troubled
tutor
unhappiness
unhappy
university
upset
work
young
定額
stressed teacher scream and hold his headの素材 [FY310107437311]
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