Back view of male teacher lecturing university students, shot on R3D
Person says about marketing and management for successful sales to college students indoors closeup. Professional ideas, politics or economy,
Profile of mature male politician speaking passionately at press conference
Remote teaching, lockdown at schools. woman teacher, in a protective mask, stands in an empty school classroom with a laptop in her hands. full lockdown due to coronavirus.
Male professor sketching on a whiteboard to explain the topic. Many attentive university students listening to a lecturer in a classroom.
Young business professional practicing speech in empty auditorium 4k
One businesswoman emotional gesturing by hands and says about marketing and management strategies on the education seminar for colleagues
Senior African American businessman speaking on stage at podium in auditorium 4k
Caucasian male professor in standing and walking in front of students and giving lection. Man teacher explaining lesson subject in
Caucasian speaker teaching at international conference, panning shot
In the Classroom Smart Asian Student Raises Hand and Asks Lecturer a Question. Multi Ethnic Group of Modern Bright Students at the College.
Close up back view of male teacher lecturing university students, shot on R3D
Confident young professional discussing new business project
Speaker at Business Conference and Presentation. Audience at the conference hall. Person says about marketing and management for successful sales to college students indoors closeup.
Caucasian speaker teaching at international conference, panning shot
Back view of female professor is holding a speech while demonstrating new marketing trends to the audience during business economics and finance congress event in an auditorium.
Diverse Students Engaged in Classroom Learning at College
University lecture in lecture theatre, back row student POV
Online schooling, e-learning. Female teacher is holding online lesson, remotely, using smartphone. live stream for students, from class. remote teaching, learning during coronavirus lockdown.
Portrait middle aged stylish teacher talks to camera and explains mathematical formulas that written on blackboard behind him. Male lecturer communicates with students in university classroom
Senior African American businessman practicing speech in empty auditorium 4k
Male teacher with university students in lecture theatre
Senior gray haired teacher professor talks with students explains math formulas during lesson in university or college classroom, blackboard on background. Education and studying concept
Male African American professor with laptop speaking with mixed-races students and showing something on screen. High school concept. Man
Row of Multi Ethnic Students in the Classroom Taking Exam/ Test/ Writing in Notebooks. Bright Young People Study at University.
Serious Man Lecturer holding Notebook and talking into Camera. Successful Speaker having Distance Video Conference, Webinar, Recording Online Training while sitting at Home
Caucasian speaker teaching at international conference, panning shot
Back View of the Students in the Classroom Listening to a Prominent Professor Reading Lecture. Bright Young People Study at the University.
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Successful leader is conducting a lecture while standing near table with flowers and a laptop in hall. Businessman in blue suit speaks at the business forum for public people.
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Close up of people talking to the camera, man sitting at desk, explaining with hand gestures, the pe
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Close up of people talking to the camera, Presenting in classroom, woman gesturing in front of chalk
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Lifestyle videos indoor of people doing activities at office, presenting in meeting, woman speaking
Female teacher and students in university lecture theatre
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Group of diverse medical students and doctors listening attentively to a female redhead nurse giving a presentation in a hospital conference room during a professional training seminar
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Adult female business or academic professional presenting herself to camera
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Close up of people talking to the camera, giving presentation, person gesturing with hands
Young female teacher confidently standing against green board
College professor is teaching a class of multi-ethnic students and checking a tablet computer.
Students Using Laptops And Digital Tablets In Lecture
Male professor handing out tasks for test exam to students. Examination at college concept. Man teacher giving exercises or materials for
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Close up of people talking to the camera, gesturing with hands, woman in burgundy sweater giving pre
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Close up of people talking to the camera, woman in pink blouse presenting in modern office, engaging
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Close up of people talking to the camera, woman in pink blouse sitting at desk, hands resting on tab
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Businessman speaking at a podium in a conference or seminar
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Mature male teacher holding a clipboard and gesturing while explaining a biology lesson to a group of university students sitting in a circle, with a human skeleton model in the background
Webcam view of mature preacher pastor with glasses looking at the camera while reading the bible online talking into microphone during recording distance sermon podcast by video conference indoors
Male speaker with laptop speaking on stage in auditorium 4k
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Caucasian middle aged female lecturer presenting compact solar panel beside large photovoltaic panel. Footage serves green energy education, sustainability advertising, and technology seminars