22. 工人阶级的先锋队

the vanguard of the working class

23. 生产力、生产关系、经济基础、上层建筑

productive force, relation of production, economic base, superstructure constitute

24. 科学技术是第一生产力

science and technology are the primary productive force

25. 社会主义物质文明和精神文明

material and spiritual civilizations of socialism

26. 有理想、有道德、有文化、有纪律的公民

citizens with lofty ideals, moral integrity, better education and good sense of discipline