问题
选择题
Seen from space, the earth looks like a blue ball, with ______ 75% of its surface covered with water.[ ]
A. entirely
B. exactly
C. slightly
D. approximately
答案
答案：D
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Seen from space, the earth looks like a blue ball, with ______ 75% of its surface covered with water.[ ]
A. entirely
B. exactly
C. slightly
D. approximately
答案：D