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试题详情及答案解析
______ from the space, the earth, with water _______ seventy percent of its surface, looks like a blue ball.
A.Seen; covered
B.Seen; covering
C.Seeing; covering
D.Seeing; covered
答案
:B
2015学年山西大同第一中学高二上期中英语试卷(带解析)