South of the equator,81 percents of the surface of the earth is water.
举一反三
- Three-fourths of the surface of the earth ______ covered with water.
- Three-fourths of the surface of the earth ______ covered with water.
- Seventy-five percent of the earth’s surface ______ with water.
- 75% of the Earth's surface is covered with water.
- Two-thirds of the earth's surface (be) ______ covered with water.