Ключевые слова: abstract, agreement, background, black, blank, box, business, check, choice, concept, decision, design, desk, detail, document, education, election, exam, fill, finger, form, frame, human, idea, ink, isolated, list, macro, mark, note, office, option, page, paper, pencil, question, questionnaire, school, sheet, sign, solution, student, text, texture, tick, vote, voting, white, word, writing,