do one's sums

短语

词形变化

did one's sums does one's sums 三单 does one's sums doing one's sums done one's sums doing one's sums 现在分词 did one's sums 过去式 done one's sums 过去式 done one's sums 过去分词

释义与例句

v.
  1. 1.

    To figure out whether one can afford to pay for something.

    英国 非正式