African American male teacher walking the auditorium during exam and helping multiethnic students to test. Lecturer talking wih mixed-races
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African American male lecturer helping guy student to test during exam. Lecturer speaking wih students and answering questions. Testing
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African American man professor walking the during examination and helping guy student to test. Lecturer communicating wih students and
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African American male professor in speaking to students in auditorium and asking question. Man lecturer at high school communicating with
Slowmo of mid adult Caucasian male university professor helping student during final exam in bright auditorium
African American professor walking in classroom and helping multiethnic students during test in college
A group of male and female students in a large auditorium of the University listen to a lecture by a Professor
A group of male and female students in a large auditorium of the University listen to a lecture by a Professor
Medium shot of confident Mixed-race professor of Mathematics talking to students standing at blackboard in auditorium with geometry figures drawings
Waist up slowmo of Caucasian female university student asking professor question while writing lecture sitting at desk in auditorium with multiethnic fellows
Medium shot of lazy male student in sports bomber jacket sleeping on desk in lecture hall or auditorium while his Mixed-race classmate poking at him with pencil to wake up as professor entering
Student attentively listening to a lecturer in a classroom