A young man was getting ready to graduate from college. For many months he had   16      a beautiful sports car in a dealer’s showroom, and knowing his father could well   17  it, he told him that was all he wanted.  

On the morning of his graduation day his father called him into his own study and told him how   18  he was to have such a fine son. He handed his son a beautiful gift box.   19  but slightly disappointed（失望）, the young man opened the box and found a lovely book.   20 , he raised his voice at his father and said, “With all your money you give me a book?” and rushed out of the house,   21  the book in the study. 

He did not contact his father for a whole year until one day he saw in the street an old man who looked like his father. He   22  he had to go back home and see his father.  

When he arrived at his father’s house, he was told that his father had been in hospital for a week. The moment he was about to leave for the hospital, he saw on the desk the   23  new book , just as he had left it one year ago. He opened it and began to turn the pages. Suddenly, a car key   24      from an envelope（信封）in the book. It had a tag（标签）with the dealer’s name, the same dealer who had the sports car. On the tag was the   25  of his graduation, and the words “ PAID IN FULL”.