Er hat eine Lektion nicht gelernt. Universitäts- oder Hochschulstudenten, die ihr Gesicht bedecken. männlicher Student mit Prüfer bei der Prüfung. schöner Mann, der im Klassenzimmer mit dem Lehrer steht. Gymnasiast sagt Lektion. - Stockfoto & -bild

Never give up. online education. freelancer work. funny student with laptop. IT Lesson with Computer. elearning concept. modern technology. girl Study Online in Classroom. teacher woman. teachers day.

Concentrated on exam. teacher and student on exam. business couple use laptop and document. back to school. formal education. businessman and tired secretary. paper work. office life. Focused on exam.

Teacher and supervisor working in school classroom. School educator and schoolmaster different opinion. School staff. School collective and relations between colleagues. Professional differences.

Need for sleep. High level fatigue. Exhausting work in school causes fatigue. Teacher woman sleepy face tired sit table classroom chalkboard background. Life of teacher exhausting. Yawning teacher.

Workaholic sleepy at workplace. Teacher woman sit table classroom chalkboard background. Work far beyond actual school day. Teacher busy with paperwork. Teacher tired face keep work after classes.

Stressful day. Stressful student life. Girl emotional with laptop and microscope working on own investigation biology and chemistry. Teacher stressful occupation. Mental health and stress influence.

Pressure nervous tense. Teacher stressful occupation. Stressful scientist. Girl tired stressful expression with laptop and microscope working investigation biology and chemistry. Stressful educator.