___ from space, the earth with water ___70% of its surface looks like a "blue blanket". 
#94311
A
Seen ;covered
B
Being seen; covers
C
Seeing; covering
D
Seen; covering
推荐题目
________ many times, he finally understood it.
#94974
A
Told
B
Telling
C
Having told
D
Been told
_______ a chance, we are bound to visit the 2010 Shanghai EXPO. 
#97138
A
To be given
B
Given
C
Giving
D
Having given
Life is a journey _____with hardships, joys and special moments.
#91851
A
filled
B
to fill
C
filling
D
having filled
______ to be a football player of the school team, the boy made up his mind to train even harder.
#89241
A
Having not chosen
B
Being not chosen
C
Not having been chosen
D
Having not been chosen