阅读下列短文,从每题所给的A、B、C和D项中,选出最佳选项。
It was a Christmas night. I was an unlucky nurse who had to work on such a beautiful festival. When I was so tired that I didn't want to work any longer, three people came to my desk — a tired woman and two children.
"Are you all sick?" I asked.
"Yes," the woman answered and lowered her head.
But when they started to tell their problems, things became unclear. One child had a fever, but his temperature was OK. The other child had an earache, but she could not tell me which ear hurt. It seemed that the mother was trying to cough.
Something was wrong. But I only explained that it might take a while before a doctor could meet them. "Take your time, please," said the mother. I checked their information — no address. Suddenly I knew, they were homeless and the hospital was warm.
The family stayed together under the Christmas tree, smiling and talking with each other sweetly. Quietly, I went back to the nurses' station and told them what happened in the waiting room. It was just like the God sending us a gift on Christmas Day. The nurses' station suddenly came back to life. All the nurses went into action for "a Christmas emergency(急诊)."
We took out our meals for our Christmas "sick people". We also put oranges and apples together as presents. We tried to give them a warm place on Christmas night. Later, the little girl kissed me and said, "Thanks for being our angels"