One day, a poor boy who was trying to pay his way through school by selling goods from door to door found that he only had one dime left. He was hungry so he decided to    21     for a meal at the next house.

However, he lost his nerve   22    a lovely young woman opened the door. Instead of a meal he asked for a drink of water. She thought he looked   23    so she brought him a large glass of milk. He drank    24     slowly, and then asked, “How much do I    25    you?”