(三) Robert was a young man who majored (主修) in creative advertising in college. He walked to his c 1 for daily lessons because he lived nearby. One morning, he went to his college on foot as he u 2 did. He saw a blind man sitting on the steps of a building with a sign by his feet that r 3 : " I am blind, please help. " Robert was walking by the blind man and stopped to d 4 that the man only had a few coins in his hat. He put a few of his own coins in the hat, and w 5 stopping to ask for permission( 允许 ), took the sign, turned it around, and wrote a new message. He then placed the sign by the feet of the blind man, and went on his w 6 . Later that afternoon Robert returned by the blind man and n 7 that his hat was almost completely f 8 of bills and coins. The blind man recognized his footsteps and asked if it was him who had changed his sign. He also wanted to know what was w 9 on it. The young man replied: " I just changed your m 10 , so people could relate( 联系 ) to it. " He wished the man well, said goodbye and left. The blind man didn’t know it, but his new sign now said :" Today Is Spring and I Cannot See It. "