The main content of American culture is the emphasis on individuals’ value, the pursuit of democracy and freedom, the promotion of exploration and competition and the need of realistic and practicality. Its (36) is individualism: self first, personal need first, pursuit of individual (37) and enjoyment, emphasis on achieving individual value by self-strive and self-design. It (38) people to develop their potential and wisdom and as a result (39) the development of the entire race and nation; on the other hand, it is (40) to keep good relationship among people if everyone is (41) thus make the entire society lack of unity. American citizens emphasize on achievements and (42) heroes. They have great sense in their hearts to (43) success and heroes. Personal achievements are one of those with the highest value in Americans’ mind. Success is the pursuit of most Americans. (44) American society has great movements within itself. These movements are shown in two aspects: movements amongst locations and movements inside the society. (45) . Developed transport and the tradition of adventure and sporty make a lot of American migrate from countryside to cities, from downtown to uptown, from north to the southern sunny land, from one city to another. No matter where they are from, (46) . This is what they often called "American dream".