Ключевые слова: adult, board, brainstorming, business, casual, classroom, close up, collaboration, colleagues, concept, conference, discussion, education, employee, focus, group, hand, idea, instructor, man, manual, marker, office, paper, people, plan, planning, presentation, profession, project, school, seminar, share, student, studying, support, table, teacher, team, team building, team work, together, trainee, trainer, training, university, workshop, writing, young,