teacher giving a lesson
Palabras clave
lesson,
class,
classroom,
teacher,
trainer,
student,
student,
technology,
profession,
college,
professional,
vocational,
attentive,
science,
career,
future,
training,
whiteboard,
distant,
middle-aged,
male,
man,
teenage,
teenage,
girl,
boy,
listening,
studying,
study,
prospect
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