Hello! I'm Linda. I have a good e-friend. Her name is Zhang Yun. Her English name is Betty. She is a Chinese girl, but she lives in the UK with her parents. Her father is a doctor and her mother is a teacher. She is ten years old. She call me big sister. She is good at English. She likes Chinese and I also like Chinese. She likes singing and playing basketball. This is my good e-friend. Do you want to know more?

2016年10月10日，国台办表示：是否接受“九二共识”，是检验台湾当局领导人所谓“善意”的试金石。只要承认“九二共识”的历史事实，认同其核心意涵，两岸双方就可以平等协商、良性互动，两岸同胞就能赢得两岸关系发展的光明前景。材料中“核心意涵”指的是（    ）

下列化学方程式书写正确的是（   ）

下列说法正确的是（）