How far is it from your home to school?Only_______.

问题描述:

How far is it from your home to school?Only_______.
选项是 A.ten minutes B.ten minute's walk C.ten-minute's walk D.ten minutes on foot 选哪个,为什么?我主要是不确定D是对的还是错的,因为我记得正确的应该是“ten minutes' walk”

ten minutes' walk =ten-minute's walk