Ключевые слова: advice, alphabet, assistance, attention, attentive, attitude, audience, audio, aware, awareness, business, career, communicate, communication, concentration, concept, design, determination, development, education, hear, hearing, icon, improvement, inform, information, isolated, learn, letter, listen, listening, man, message, music, now, pay, paying, person, reminder, sign, sound, studying, teaching, text, time, typography, understand, understanding, word,