he keeps fit by doing execise every day.对划线部分提问 什么两个空he什么fit?by doing execise every day为划线部分

问题描述:

he keeps fit by doing execise every day.对划线部分提问 什么两个空he什么fit?
by doing execise every day为划线部分

How does he keep fit?

how does he keep fit?

How does he keep fit
不明白的再问哟,请及时采纳,多谢!

How, does, keep