在十九世纪的美国，法语被认为是高尚的语言和上流社会的语言。
And French was the language of refinement and high society through the 19th century in the United States.
十九世纪的美国处于工业社会，同时又是父权制社会。
The nineteenth century America was an industrial society as well as a patriarchal society.
十九世纪末二十世纪初的美国社会正处于大变革的年代，进步教育运动正是在这种特有的社会背景下产生的。
The turn of the 20th century witnessed the social turmoil in the United States of America while the Progressive Education Movement rose up.
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