听对话，选择正确答语。 1. What is Sue doing? A. She is reading a book. B. She is doing her homework. C. She is cleaning the room. 2. How much is a hamburger? A. It's six dollars and twenty cents. B. It's three dollars and ten cents. C. It's three dollars and twenty cents. 3. What does the girl want to drink? A. A bottle of water. B. A cola. C. A bottle of milk. 4. When is the girl going to go to the park? A. At eleven twenty. B. At half past eleven. C. At eleven forty. 5. Where is Tom's sister? A. In the park. B. At home. C. At the shop.