问题：
[不定项选择题] This year some twenty-three hundred teen-agers from all over the world will spend about ten months in U.S. homes. They will attend U.S. schools, meet U.S. teen-agers, and form lifelong impressions of
A、American schools provided fewer outside activities
B、more money were available to finance the exchange program
C、the program were government sponsored
D、visiting foreign students will completely accept the culture of America
参考答案：
B、more money were available to finance the exchange program
● 参考解析
