Ключевые слова: abstract, agreement, background, box, business, canvass, check, checkbox, choice, concepts, consent, decisions, document, education, election, exam, expressing, fill, filling, finger, form, hand, idea, ink, interview, isolated, man, mark, no, office, option, page, paper, pen, politics, questionnaire, red, school, sign, solution, success, text, texture, tick, vote, voting, white, word, writing, yes,