补全对话。 A: Hello, Li Ming. B: Hello, Jenny. A: 1.________ B: I play with my friends. What about you (你呢)? A: 2.________ B: What does your mum do? A: 3.________ B: 4.________ A. Oh, Sunday is fun. B. What do you do on Sunday? C. She reads a book. D. I fly a kite. A. Oh, Sunday is fun. B. What do you do on Sunday? C. She reads a book. D. I fly a kite.