题目内容：
判断正误（T/F）1. Billy is the know-it-all boy.s name.
2. Billy receives a gift from Santa at his home.
3. As the hero boy grows up, he can never hear the ring of the sleighbell.
4. Sarah is the name of the hero girl on board with the hero boy.
5. Parents can hear the ring of the bell as well.
参考答案：