About seventy percent of the surface of our planet ( ) covered by water.
A: are
B: is
C: were
D: was
A: are
B: is
C: were
D: was
B
举一反三
- 2.______ of the earth surface is covered by water. A: thirty percent B: forty percent C: fifty percent D: seventy percent
- （） from the moon, our earth ,with water（）seventy percent of its surface, appear as a "blue ball". A: See ,covered B: Seeing ,covering C: Seen ,covering D: To see, to cover
- Seventy-five percent of the surface of the earth （） by water. A: are covered B: is covered C: have been covered D: was covered
- About ________ percent of the earth's surface is covered with water A: 29 B: 82 C: 71 D: 100
- More than seventy percent of the water on the earth is sea water.
内容
- 0
_______ from space, the earth, with water _______seventy percent of its surface, looks like a blue ball. A: Seen, covering B: Seeing, covering C: Seeing, covered
- 1
12.Three-fourths of the surface of the earth ______ covered with water. a. are b. is c. were d. be A: are B: is C: were D: be
- 2
One-third of the area _____ covered with green trees. About seventy percent of the trees _____ been planted.
- 3
From space, the earth looks blue. This is______about seventy-one percent of its surface is covered by water.
- 4
Three fourths of the surface of the earth__________with water. A: is covered B: are covered