Old male teacher and young male student in front of blackboard
Palabras clave
old,
teacher,
teaching,
discussing,
explaining,
mentor,
tutor,
tutoring,
taking,
note,
writing,
sitting,
desk,
student,
college,
exam,
trainee,
training,
young,
science,
lecture,
individual,
personal,
learn,
help,
helping,
private,
pupil,
blackboard,
board,
blackboard,
class,
classroom,
lesson,
school,
man,
lecturer,
secondary,
education,
studying,
study,
learning,
back,
university,
academic,
educational,
graduate,
green
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