This thesis is to probe how the social and cultural factors affect American euphemism,which include the mid-class culture,women′s liberation movement,racial problem,politics and war.

On the limits and surmounts of political socialization function of the middle class;

Reality and Myth: Middle Class in East Asia and Political Transition;

Middle Class and American Progressive Movement.;

This novel not only reflects the historical context of the Edwardian time,but also reveals Forster s penetrating understanding of pedantic moral principles of middle-class and other social and moral issues at that time in the cross-cultural context.

Many Americans believe that America belongs to a middle-class society.

Public concert, which was public performance specially held for the appreciation of music by musicians, appeared in the history of music with the rise and growth of the middle-class in the 17~(th) century.