![schoolboy-in-medical-mask-near-blackboard-writes-in-chalk-the-letters-in-classroom,-school-after-quarantine-and-lockdown](https://v1.cdnpk.net/videvo_files/video/premium/getty_58/thumbnails/istock-1278781997_small.jpg)
schoolboy in medical mask near blackboard writes in chalk the letters in classroom, school after quarantine and lockdown
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