![children-at-school-sit-in-the-classroom-and-raise-their-hands-answering-the-teacher's-questions-in-protective-masks-in-slow-motion](https://videocdn.cdnpk.net/videos/dd8ed991-8ced-589f-bfaa-40025299f900/horizontal/thumbnails/small.jpg)
children at school sit in the classroom and raise their hands answering the teacher's questions in protective masks in slow motion
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