One day, a poor boy was begging for a meal at a house. However, he lost his 1 when a lovely young girl opened the door. Instead of a meal, he asked for a drink of water. She thought he looked hungry so she brought him a large glass of warm 2 . He drank it slowly, and then asked, "How much do I 3 you?"
"You don't pay me for anything," she replied. "Mother has taught me never to accept 4 for a kindness." As he left that house, he felt 5 and stronger physically.
Many years later, 6 , the young girl was badly ill. She was sent to a big city for 7 . Dr. Howard Kelly, a famous doctor, was 8 for the consultation (会诊). When he heard the name of the town she came from, a strange light filled his eyes. Immediately, he went into her room and 9 her at once. He 10 to do his best to save her life. From that day on, he gave special 11 to her case.
After a long struggle, the battle against the illness was 12 . Dr. Kelly looked at her final bill and then 13 something on the side. The bill was sent to her. She was 14 to open it because she was sure that it would take the rest of her life to pay it off. Finally she looked, and the 15 on it caught her attention. She read those words, "Paid in full with a glass of milk. (Signed) Dr. Howard Kelly."
