第一节 阅读下列短文，从媒体所给的四个选项（A、Ｂ、Ｃ和Ｄ）中，选出最佳选项，并在答题卡上将该项涂黑。
A
We walked in so quietly that the nurse at the desk didn't even lift her eyes from the book. Mum pointed at a big chair by the door and I knew she wanted me to sit down. While I watched mouth open in surprise, Mum took off her hat and coat and gave them to me to hold. She walked quietly to the small room by the lift and took out a wet mop（ 拖把 ）. She pushed the mop past the desk and as the nurse looked up, Mum nodded and said, "Very dirty floors. "
"Yes, I'm glad they've finally decided to clean them, "the nurse answered. She looked at Mum strangely and said, "But aren't you working late?"
