Panoramaaufnahme eines strengen Lehrers, der Verbotsgeste in der Nähe der Tafel zeigt - Stockfoto & -bild

Horizontal concept of strict teacher touching eyeglasses while standing with hand on hip near chalkboard

Horizontal image of strict teacher in eyeglasses pointing at book while standing near chalkboard

Abstract headless man with folded arms on chalkboard background

Back to school. university teacher write on blackboard. student study in college. modern education concept. young but skilled businessman. typical office worker. man wear glasses and jacket.

Panoramic concept of happy teacher in eyeglasses holding book while standing near chalkboard

Horizontal concept of excited student holding notebook and pen isolated on white

Cropped view of businessman showing refuse gesture isolated on pink, panoramic shot

Back view of business people near african american lecturer pointing with hands during seminar, banner

Smiling handsome businessman in suit having video chat on laptop isolated on grey, panoramic shot