busy school teacher in classroom at blackboard

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busy school teacher in classroom at blackboard.

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Size: 7745px × 5033px
Photo credit: © Roman Stetsyk / Alamy / Afripics
License: Royalty Free
Model Released: Yes

Keywords: blackboard, busy, classroom, concentrated, day, education, knowledge, lesson, making, man, modern, notes, school, teacher, time, tutor, tutorship, university, writing