Ключевые слова: academic, achievement, admission, asking, blackboard, challenge, change, check, class, clock, college, copy, education, empty, evaluation, exam, future, grass, green, hand, investment, knowledge, learning, level, light, marker, marketing, message, notebook, pink, prepare, question, ready, rocket, school, schoolboy, space, strategy, stress, student, study, table, teacher, test, text, time, university, word, writing, yellow,