What she spends a month at university no more than 500 yuan.
A. adds up
B. adds up to
C. adds to
D. adds that
网友回答
A. adds up
(答案→)B. adds up to
C. adds to
D. adds that
解析：句意，她在大学一个月的花费合计不超过500元。add up 与应有的数量相符 add up to 总计达 add to 增加，加强 add that后面跟从句，故选B。