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Female doctor and a businessman shaking hands isolated on white background
Group of young male and female university students seated in chairs behind a female professor at university of Bangkok.
Professional Male Teacher Gives Presentation, Uses Whiteboard with Technical Information and Charts to Illustrate Solution Options During Video Call. E-Learning and Online Education Concept.
Smiling male professor standing with his arms crossed in a computer lab and looking at the camera. There are people in the background.
The male teacher used white chalk to write on the blackboard to teach students in a class.
Teacher teaching math with a student on the side
Mature teacher with notebook near whiteboard in classroom. Space for text
Waist up view of British educator in early 50s standing amidst desks, holding notebooks, and smiling at camera.
Computer school participants receive certificates of completion of the course.
Portrait of woman in late 50s, in lecture hall, standing near blackboard with math formulas
Senior man wearing a graduation gown and holding a pile of books in front of the USA flag
Portrait of young female teacher looking at camera and smiling while standing by blackboard in school classroom, copy space
Teacher giving a lecture in a classroom and writing math formulas on the board.
young cheerful professor in front of blackboard
Smiling happy female office worker pointing with a marker at the graph drawn on the whiteboard
Portrait of a happy Caucasian male student wearing a gown and a hat holding a certificate graduating from high school college looking at camera smiling on white background.
Business people learning about new strategies in the modern office
The young adult female university student nervously stands at the front of the class to present her project.
Mature man in a graduation gown holding a diploma and a pile of books isolated on white background
Young female teacher teaching young students a programming class in the classroom.
Group of people attending on seminar or workshop in modern conference hall and gaining new skills and knowledge.
Young student with glasses and a tablet answers the male teacher at the blackboard
A middle aged female professor giving test results to a student
Portrait of analyst discussing stock market data. Caucasian man using marker writing down currency exchange on white board, analyzing trading process. Business analysis and market trading concept
Happy caucasian white businessman is presenting an annual report in the office meeting with a team, diverse ethnicity businesspeople working and discussing together about business plan and annual report.
Students at the lecture or writing their exam. Female student smiling.
Man in a graduation gown holding a diploma and showing thumbs up isolated on white background
Businessman standing with lecturer while holding certificate and showing thumb up. They are looking at camera.
The mature adult male financial officer for the company uses graphs on a whiteboard to present the budget to unrecognizable employees.
Free Images: "bestof:Ortnerreinhold.jpg en Prof Dr Reinhold Ortner Germany own Drujo drujo Professors from Germany"
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