I'm Tony. I'm a boy. I live in a big house with my family. I have a sister and a brother. My sister likes to draw pictures and sing. My brother likes to play football. We all go to school by bus. My mother works in a hospital. She is a doctor. My father has a farm. The farm is very big. We like to go for a walk together. I love my family.

有人将中国传统文化比喻成一棵大树，认为洋务运动只是剪短了其枝叶，辛亥革命是砍断了树干，但树墩还在，还会萌发。为了不让“树墩“萌发，陈独秀、李大钊等人掀起了（　　）