中国大学MOOC: At its height, the British Empire covered almost ______ of the earth’s total land area.
举一反三
- Their total area accounts for about ( ) of the total ocean area.
- 中国大学MOOC: At the peak of its power, the phrase "the empire on which the sun never sets" was often used to describe the British Empire.
- 中国大学MOOC: The Yellow River is at the estimated length of ______ kilometers; its total basin area is 742,443 square kilometers.
- 中国大学MOOC: The British Empire began with the colonization of Newfoundland in .
- ______ is the world"s second-largest country by total area, and its common border with the United States is the world"s longest land border shared by the same two countries. A: Canada B: Mexico C: The Republica of Panama D: Cuba