A．three quarters of the surfaceB．areC．thereD．if Nearly (three quarters of the surface) of the earth (are) covered with water, and (there) would be even less land (if) the polar icecaps were melt.
举一反三
- About _____ of the earth's surface is covered with water. A: three quarters B: three quarter C: two fifth D: two third
- 中国大学MOOC: 26. Three fourths of the surface of the earth ___ covered with water.
- Approximately (three - fourths) of (the earth's) surface (are) covered (with) water. A: three-fourths B: the earth’s C: are D: with
- ______ of the surface (表面) of the earth is covered with water. A: First third B: B. Two thirds C: One three
- -- Three fourths of the surface of the earth _________ sea. A: is B: are C: were D: has been