根据所给提示填空，每空填一词。
下列元素符号或化学式的书写正确的是（）
根据图表信息，补全对话
1. Q: When is Gina Brown's birthday?
A: ____
2. Q: ____
A: She is 12 years old.
3. Q: Is David Green's birthday on July 12th?
4. Q: ____
A: His birthday is on October 22nd.
5. Q: What's his age?
A: ____
以下有关生物进化的叙述，正确的是（ ）
