完型填空
从A、B、C、D中选出最佳答案，并用2B铅笔把答题卡对应题目的答案标号涂黑。
A few days ago I took a taxi to a hotel. When we were  ________   for the traffic light to turn green, I saw a poor   ________. He took out a piece of bread from his pocket and took a bite.
As he was about to take his next bite, a lost dog wagged(摇摆) his tail looking at him. Without hesitation（犹豫）, he sat down and put the _______ on the road for the dog to eat. The dog sniffed the bread and walked away. The boy waited  ________   he was sure the dog was gone. Then he  ________   the bread and ate it!
My heart cried and wanted to walk up to the boy, but before I could open the door the light turned ________   and our car drove away. I kept thinking of walking up to the boy but I didn’t. I could have   ________   the car and walked up to him but again I didn’t.
All I did was “   ________   ”, and this poor little boy who had only one piece of bread shared it with the dog without any hesitation, though he himself seemed to be very  ________ .I learned one of the biggest lessons in my life that the boy taught me   _______  a conversation. He taught me to share with love and happiness. I am so grateful to have learned this beautiful lesson from my little unknown teacher.
A. looking                   B. working                C. waiting
A. boy                       B. dog                    C. girl
A. apple                    B. bread                  C. money
A. while                    B. until                 C. because
A. turned on                B. picked up             C. handed in
A. green                    B. red                    C. yellow
A. driven                   B. made                  C. stopped
A. think                    B. do                     C. walk
A. angry                    B. hungry                 C. tired
A. off                     B. in                     C. without