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?

19世纪六七十年代，资本主义制度在全世界范围内确立。阅读材料，回答问题。

材料一   北方人看不惯南方人，南方人不服北方人……。这个斗争之所以爆发，是因为这两种制度不能再在北美大陆上和平共处了。——马克思

材料二   1856年3月，沙皇……在对莫斯科贵族的一次讲话中指出：“……现行的农奴领有

制不能一成不变，与其等待农奴自下而上地来解放自己，倒不如从上面来废除农奴制度，解放农奴为好。”

材料三   见下图