Ключевые слова: answer, application, background, black, blank, blue, brown, brush, business, check, checklist, choice, class, clipboard, closeup, college, concept, customer, design, document, drawing, education, exam, fill, form, isolated, list, mark, marker, message, no, note, object, office, pad, page, paper, pen, pencil, questionnaire, report, school, sheet, sign, solution, student, study, survey, test, texture, tick, white, work, write,