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  • Vorlesung im Hörsaal einer Universität

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  • Woman as lecturer teaches students class

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  • Studenten und Dozentin im Unterricht

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  • Student beantwortet Frage im Unterricht

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  • Junger Student sitzt im Unterricht im Hörsaal

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  • Studenten in einer Vorlesung in der Uni

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  • Girls raising hand during lecture in class

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  • Smiling schoolboy sitting on bench in classroom

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  • Frau als Lehrer unterrichtet in einer Schule

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  • Speakers handshaking on stage at business event in auditorium

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  • Orator asking audience during business conference in auditorium

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  • Business people with face mask in a meeting

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  • Students raising hand during lecture in classroom

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  • Smiling schoolgirl with female friend in class

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  • Fleißiger Student meldet sich

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  • Unterricht an Fachhochschule

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  • Woman in audience during business conference in auditorium

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  • Orator asking audience during in business event at auditorium

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  • Lehrerin und Studenten in einem Seminar

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  • Schüler in der Computer Klasse melden sich

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  • Online meeting with video conference from the business team

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  • Children stacking books on bench in classroom

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  • Teacher teaching elementary students in class

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  • Audience sitting in front of panel during business seminar

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  • Woman as senior teacher in class

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  • Grundschüler im Unterricht mit Lehrerin

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  • Uni Dozent bei einem Referat für Medizin Studenten

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  • Kids sitting in classroom during lecture

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  • Man in audience discussing with orator at business event

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  • Schüler und Lehrerin im Mathematik Seminar

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  • Business Leute und Referent nach Vortrag in einer Diskussion

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  • Teacher in elementary school class

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  • Students doing mathematics with teacher in classroom

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  • Dozentin unterrichtet Mathematik

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  • Student and teacher writing on chalkboard

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  • Audience sitting in front of panel at convention center

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  • Male and female students with teacher in classroom

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  • Man in audience asking question to speaker at business event

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  • Frau als Referent und Geschäftsleute

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  • Dozent vor Tafel in Uni

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  • Lehrerin mit Tablet PC vor ihrer Klasse

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  • Fleißige Schüler beteiligen sich am Unterricht

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  • Audience sitting in front of stage during business event

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  • Geschäftsfrau gratuliert einem Business Berater

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  • Professional speaker conducting a presentation for an engaged audience in a conference

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  • Älterer Geschäftsmann bei einer Präsentation

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  • Teacher in classroom giving math presentation

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  • Team in the web designer team on the computer

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  • Speaker asking audience during event in convention center

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  • Recherche im Internet

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  • Schüler im Unterricht antworten auf Fragen

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  • Geschäftsfrau als Referentin in einem Lehrgang

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  • School children sitting at bench in class

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  • Girl with long hair holding book in class

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  • Smiling schoolgirl raising hand during lecture

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  • Beraterin gibt Präsentation in Business Seminar

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  • Smiling teacher sitting with students in a bright classroom setting

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  • Smiling schoolgirl with hand raised during lecture

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  • Schüler hören Lehrer an Tafel zu

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  • Business Meeting mit online Videokonferenz im Büro

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  • Schüler meldet sich im Unterricht

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  • Girls sitting with book on bench in classroom

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  • Girl holding book while sitting in class

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  • Junge Frau bei einer Präsentation am Whiteboard

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