(1)Ms. Ebert kept a little bakery (面包房) on the corner. Two or three times a week, she had a customer in whom she began to take an interest. He was a middle-aged man with glasses and a brown beard. He spoke English with a strong German accent. His clothes were worn and wrinkled (有皱褶的), but he looked neat and had very good manners. He always bought two loaves of stale (不新鲜的) bread. He never asked for anything but stale bread; it cost a lot less than fresh bread.(2)Once Ms. Ebert noticed a red and brown stain (污点) on his fingers. She was sure that he was an artist and very poor. No doubt he lived in an attic, where he painted pictures and ate stale bread and thought of the good things to eat in the bakery.(3)Often when Ms. Ebert sat down to her evening meal, she would sigh (叹气) and wish the artist might share her food instead of eating his dry bread.(4)One day the customer came in as usual and asked for his stale bread. As the sudden noise of a fire engine (消防车) made him hurry to the door, Ms. Ebert seized her