用所给词的适当形式填空：1.She is swimming -------(cross) the river.2.China is in the -------(north) part of the earth.3.Do you know the answers to the--------(follow) questions?
问题描述：
用所给词的适当形式填空：1.She is swimming -------(cross) the river.
2.China is in the -------(north) part of the earth.
3.Do you know the answers to the--------(follow) questions?
答
across
northern
following