听下面一段材料，回答第1至4题。 1. What is a daypack? A. A box. B. A bag. C. A lock. 2. What surprises the girl at school? A. A lot of discussions in class. B. Teachers giving little homework. C. Few students asking questions in class. 3. At what time of the school term does the conversation most probably take place? A. At the end of it. B. In the middle of it. C. At the beginning of it. 4. What do we know about the girl? A. She is new to the school. B. She writes for the school newspaper. C. She seldom asks questions in class.