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  • Gruppe Studenten ist unkonzentriert

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  • Bibliothekare helfen Studentin

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  • Students showing books to teacher in classroom

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  • Business woman as a speaker during a lecture at a conference

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  • Schüler in der Computer Klasse melden sich

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  • Smiling schoolgirl raising hand during lecture

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  • Junge löst Rechenaufgabe an Tafel

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  • Orator asking audience during business conference in auditorium

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  • Schüler lernen mit Computer in Grundschule

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  • Girl reading book sitting in classroom

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  • Woman with microphone in business conference at auditorium

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  • Many students register in class

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  • Zwei Schüler melden sich im Unterricht

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  • Schoolgirl having fun while studying in class

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  • Speakers at conference taking questions from audience at business event

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  • Financial adviser showing seniors an investment chart

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  • Children cheer and keep their thumbs up

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  • Großvater mit Sektglas bei einer Familienfeier

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  • Business kids at presentation in consulting workshop

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  • Tired students sitting on bench in classroom

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  • Kindergärtnerin und ein Kind beim High Five

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  • Teacher in elementary school class

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  • Geschäftsfrau in einem Workshop

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  • Afrikanischer Student und andere Schüler

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  • Smiling schoolboy sitting on bench in classroom

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  • Schüler und Lehrer mit Laptop im Internet

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  • Lehrer beim Nachhilfe geben in Schule

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  • Students working on computers in classroom

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  • Teacher teaching students with globe in class

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  • Dozent an der Tafel in der Uni

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  • Mädchen hilft einem Jungen im Unterricht

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  • Lehrer vor Tafel denkt nach

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  • Junge Dozentin in einem Workshop am Whiteboard

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  • Blond student borrowed books

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  • Glückliche Lehrerin vor der Klasse

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  • School teacher sitting with children in classroom

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  • Group of students makes high five in class

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  • Kursleiter gibt Unterricht im Fitnesscenter

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  • Teacher pointing at girl in classroom

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  • Lehrerin und Junge am Laptop Computer

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  • Lächelnde Tagesmutter beim Buch vorlesen im Hort

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  • Teacher explaining molecular structure to students

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  • Geschäftsmann hält Vortrag beim Seminar

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  • Conference audience listening to a business presentation in a modern event hall

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  • Schüler heben ihre Hände im Unterricht

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  • Lehrerin im Unterricht stellt Fragen

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  • Happy students waving at teacher in class

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  • Startup Team hält die Daumen hoch

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  • Geschäftsfrau als Referentin in einem Lehrgang

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  • Recherche im Internet

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  • Geschäftsleute machen Teambuilding Übung

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  • Teacher in elementary school thinking

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  • Paar im Café schaut auf Laptop

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  • Boy typing on keyboard in computer class

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  • Frau als Dozent im Mathematik Unterricht

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  • Studentin meldet sich im Kurs

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  • University training lessons with teacher

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  • Teacher forbids girls using mobile phone

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  • Asiatisches Mädchen jubelt in Schule

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  • Orator asking audience during in business event at auditorium

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  • Group in a seminar for adult education

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  • Studenten zeigen mit Pfeil auf Frau

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  • Smiling schoolgirl with hand raised during lecture

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  • Group of students standing in row at class

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