A-A+
In 1999 the government spent about $ 39 billi
问题详情
In 1999, the government spent about $ 39 billion to ______.
A. improve the prison conditions
B. keep men and women in prison
C. build houses for prisoners
D. maintain the prisons
参考答案
正确答案：B
38．答案为B。根据第一段最后一句，the cost in 1999 for keeping all these prisoners behind bars is about $39 billion作出该项选择。these prisoners指men and women。
