The time he spent at school_____ no more than one year A added up B added up to 选哪个 理由 刚抄错

问题描述:

The time he spent at school_____ no more than one year A added up B added up to 选哪个 理由 刚抄错

add up to
表示“总计”.
add up 把...加起来
句意:他在学校的时间总计不过一年.