students reading exam answer sheets exercises classroom school with headache and stress |
||||||||||||||||||||||||||||||||||||||||
| navigate by keyword : asia asian business class classroom corona coronavirus covid19 diseases distancing education epidemic exam examination group infect knowledge learn learner lockdown mask measure medicine omicron outbreak pandemic paper people person prevention protection quiz room row safe safety school sitting sleep social stress student students study test uniform virus writing |
||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
| Students reading exam answer sheets exercises in classroom of school with headache and stress. |
||||||||||||||||||||||||||||||||||||||||
|
Stockphotos.ro (c) 2025. All stock photos are provided by Dreamstime and are copyrighted by their respective owners. |
||||||||||||||||||||||||||||||||||||||||
