转为被动语态题.Water covers 70% of the earth.70% of the earth () () () water.
问题描述:
转为被动语态题.Water covers 70% of the earth.70% of the earth () () () water.
答
is covered by
转为被动语态题.Water covers 70% of the earth.70% of the earth () () () water.
is covered by