(1)① This is determined by the basic national conditions in the primary stage of socialism. (2) This is determined by the nature and purpose of China. (3) This is the objective requirement of practicing Theory of Three Represents. ④ It is beneficial to implement Scientific Outlook on Development, realize the goal of building a well-off society in an all-round way and build a harmonious socialist society.

(2) Focus on economic construction and vigorously develop productive forces.

(3) Economically, the road traffic is inconvenient; The construction of water, electricity and gas is still lagging behind. Politically, the system of villagers' autonomy is not perfect; Democracy and legal awareness are still relatively backward. Cultural aspect: the public health and medical and health system in rural areas is still not perfect; Feudal superstition is widespread; Education is relatively backward.

(4)① Production development and affluent life: There are many factories, characteristic agriculture is active, every household has spacious houses and cars, and people pay attention to the quality of life. (2) Rural civilization: everyone lives and works in peace and contentment, farmers' children receive free education, farmers' ideological and moral quality, scientific and cultural quality are obviously improved, and their ability to start their own businesses, innovate and create excellence is enhanced. The village is clean and tidy: people live in harmony with nature, the economy is prosperous, and green mountains and green rivers are accompanied by people. Realize the coordinated development of economy, society, population, resources and environment. ③ Management democracy: democracy and legal system are improving day by day, and democratic rights are guaranteed; The people actively participate in and care about politics.