Ответ: 1. blackboard, 2. clock, 3. chair, 4. cramps, 5. clops, 6. drums, 7. desk, 8. brass, 9. boxes, 10. whiteboard, 11. pencil, 12. some pencils, 13. a pencil case, 14. pencil sharpener, 15. rulers, 16. a schoolbag, 17. shelves.