More than seventy percent of the earth ________ covered with water.
A.is B.are C.was D.were
九年级英语单选题中等难度题
More than seventy percent of the earth ________ covered with water.
A.is B.are C.was D.were
九年级英语单选题中等难度题查看答案及解析
We know that about seventy percent _____ the earth _____ covered by water.
A. /; is B. of; are
C. of; is D. about; are
九年级英语单项填空简单题查看答案及解析
About seventy percent of our earth _______ by water.
A. is covering B. is covered
C. are covered D. are covering
九年级英语单选题简单题查看答案及解析
________ three fourths of the Earth's surface is covered with water, 97 percent of it is salt water in the sea.
A.But B.Although C.As D.However
九年级英语单选题中等难度题查看答案及解析
About 70________of the earth ________covered with water.
A.percents; are B.percents; is C.percent; are D.percent; is
九年级英语单选题中等难度题查看答案及解析
About 70__________ of the earth _________covered with water.
A. percents, are B. percent, are C. percent, is
九年级英语单项填空中等难度题查看答案及解析
China supplies more than 90 percent of the world’s rare earth metals, but its reserves only ________ about one-third of the world’s total.
A. take up B. make up
C. build up D. set up
九年级英语单项填空中等难度题查看答案及解析
About ________ of the earth is covered with water, but more and more water has been polluted.
A.three-forth B.three-forths C.three-fourth D.three-fourths
九年级英语单选题简单题查看答案及解析
In our city, one third of the area________covered with green trees, but only forty percent of them ________ well looked after.
A.is; have B.is; are C.has; are
九年级英语单选题中等难度题查看答案及解析
most of the earth’s surface is covered with water, fresh water is very rare and precious.
A. Since B. While
C. Because D. Although
九年级英语单选题中等难度题查看答案及解析