英语改错题,这题为什么要这样改呢?
问题描述：
英语改错题,这题为什么要这样改呢?
1.On mental tests,she discovered,half to two-third of the people in their 70s were as intellectually agile like people in heir 30s.(为何要把two-third 改成two-thirds?)
2.
答
two-third 改成two-thirds
是因为分子是2
是复数
所以分母+S