as much time+v-ing as 后加什么?The boy spends at least as much time reading as he___.A.writes B.is writing C.does to write D.does writing
问题描述：
as much time+v-ing as 后加什么?
The boy spends at least as much time reading as he___.
A.writes B.is writing C.does to write D.does writing
答