1. Subjects, laboratories, classes, books, dictionaries, translations, tape-recorders, lessons, shelves, children, grown-ups, film-strips, schools, institutes, teachers, reports, colleges, marks, circles, stories, examinations. 2) 1. Languages, representatives, professions 2. Text, examples, rule, questions 3. Questions 4. Books, character 5. Formation, tenses, voice 6. Passage 7. Songs