_______ from space, we can find 70% of the surface of the earth _______ by water.
#96614
A
Seeing …... covering
B
Seeing …... covered
C
Seen ...... covering
D
Seen …... covered
推荐题目
Let those in need _______ that we will go all out to help them. 
#91107
A
to understand
B
understand
C
understanding
D
understood
The picture _______ on the wall is painted by my nephew. 
#98609
A
having hung
B
hanging
C
hangs
D
being hung
When the police broke into the room, they found the man _______ in bed, _______. 
#91245
A
lying; dead
B
lying; died
C
laying; dying
D
laid; death
Glass milk bottles can be used again and again, but they need __________ thoroughly, ____they?
#97943
A
to clean, needn’t
B
cleaning,don’t
C
clean, aren’t
D
cleaned, can’t