Mrs. Ming, the baby-sitter, is repeatedly confronted by a wide-awake Jeremiah, who explains in imaginative terms his familiar dilemma of not being able to get to sleep. Mrs. Ming, who is interrupted reading the Financial News, practising her ballet steps, studying a poetry book, and hammering a nail into the wall, responds with patience and understanding at bedtime, setting the stage for Jeremiah to contentedly fall asleep. "This demure, beguiling repetition book is beau