听下面一段材料，回答第1-4题。 1. What's the man? A. He is a doctor. B. He is a reporter. C. He is a gymnastic coach. 2. When did Sally become a member of national team? A. She was 6 years old. B. She was 16 years old. C. She was 60 years old. 3. What was Sally's dream? A. To become an excellent gymnast. B. To be able to treat her legs. C. To participate in the Olympic Games. 4. Which is true according to the Conversation? . A. The traffic accident happened last month. B. Sally was firmly convinced that she could stand up one day. C. Sally's legs were hurt during an important gymnastic match