[填空题]A thief dropped a winning lottery ticket (彩票) at the scene of his crime, but he has been given a lesson in __36__. The man whom he robbed (抢劫) __37__ the ticket and won the ￡25, 000 prize, but he managed to find the thief, and handed over the __38__. The robbery happened when Professor Sabbatuccci was changing a tyre (轮胎) on a highway. Another motorist, who stopped ‘to __39__’，stole a suitcase from his car and drove off. The professor found the __40__ ticket and put it in his pocket before __41__ home. Next day, the professor saw the lottery __42__ on TV and realized it was a winner. He __43__ the ￡25, 000 prize. Then began a __44__ with his conscience (良心). In the end, he decided he could not keep the money __45__ he had been robbed. He then put a __46__ in newspapers and made an announcement on the radio, __47__: ‘ I’m trying to find the man who robbed me. I have ￡25, 000 for him—a lottery __48__. Please meet me. ’ The professor received hundreds of __49__ from people who were hop
A. A．friendship
B．honesty
C．bravery
D．adventure