听下面一段材料,回答第1至3题。 1. What did Mary ask John to do? [ ] A. To look for their baby. B. To tell her a story. C. To do some washing. 2. Where is the baby actually? [ ] A. In the sitting-room. B. In the kitchen. C. In the washroom. 3. What is the baby doing? [ ] A. He is brushing his teeth. B. He is listening to the radio. C. He is cleaning his shoes.