________ from space, the earth , with water_______ seventy percent of the surface , looks like a blue ball.
A.Seen ; covered | B.Seen ; covering |
C.seeing ; covering | D.Seeing ; covering |
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________ from space, the earth , with water_______ seventy percent of the surface , looks like a blue ball.
A.Seen ; covered | B.Seen ; covering |
C.seeing ; covering | D.Seeing ; covering |