题目内容：
The film begins with the heroine at age 13, already a champion surfer who has been winning trophies since she was 9. On an idyllic Hawaii day, she is practicing for next competition when a shark strikes, biting off her left arm. She makes a quick physical recovery and is back on her surfboard after several weeks, but her spiritual recovery is more complicated as she struggle to believe she can — and should— keep surfing. She goes out their and shows the world she can be a beacon for human soul.参考答案：
答案解析：