Modern female professor wearing protective mask giving lecture to multi-ethnic students during quarantine
Teacher giving tests to student in protective medical masks, groupmates passing sheets to each other at classroom
Tracking shot of female teacher in protective mask standing in front of multiethnic students in classroom and giving lesson while working during covid-19 pandemic
Group of diverse students wearing protective masks sitting on lecture at college and typing notes on laptops
Teacher Giving Lecture
A high school teacher giving a lecture to the class-India
Medium shot of African American doctor wearing protective mask giving lecture about disease origin and treatment
College student listens to teacher giving a lecture on online webinar attending video lesson with her university tutor. Girl using
College student listens to teacher giving a lecture on online webinar attending video lesson with her university tutor. Girl using
Courier in protective mask giving papers to sign for parcel
Female teacher giving lesson to group of multiethnic students in college classroom
Senior professor writing with chalk on blackboard and talking to students while giving lecture in college