(1) What kind of ideological emancipation movement does Material I reflect in Europe? Material 2 "To support Mr. Nader, we must oppose Confucianism, etiquette, chastity, old ethics and old politics;" In order to support Mr. Nasai, we must oppose old art and old religion; If you support Mr. De and Mr. Sai, you have to oppose the quintessence of Chinese culture and old literature. -Chen Duxiu (2) What movement does Material II reflect in modern China? What are the "two flags" (slogans) held high by this movement? On March 3rd, 1986, a proposal on tracking the development of foreign strategic high technology was submitted to Deng Xiaoping, with a short message attached. The letter reads: Four academicians of the Chinese Academy of Sciences (Wang, Wang, Yang Jiayou, Wang) are concerned about the "strategic defense plan" of the United States (the "Star Wars plan"). I believe China should also take appropriate measures. Therefore, some suggestions are put forward to follow up the development of foreign strategic high technology. Now we have submitted our signatures. (3) According to the suggestions of four scientists in Material 3, what plans did the China government organize experts to make to track the world's advanced scientific and technological level and develop China's high technology? Please give an example of China's great scientific and technological achievements in the space field. Material 4: 186 1 year, the czar signed a decree to abolish serfdom: the decree declared that serfs were granted personal freedom on the premise of protecting the interests of nobles and landlords, and also stipulated that they could get a piece of land when they were "liberated", but they had to buy it at a high price. -Yuelu Edition World History Material 5: Political aspects. Economically, "developing industry by reproduction", introducing advanced western technology, and vigorously establishing modern capitalist industry and commerce; In social life, we advocate "civilization" and strive to develop education.