Two-thirds of the land ________ covered with green grass and the rest _______ covered with pine trees.
#85976
A
is; is
B
is; are
C
are; is
D
are; are
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Not only the kids but also the teacher ________. We are worried because time is running out.
#43667
A
has lost
B
has gone missing
C
have lost their way
D
have disappeared
All possible means       to save the wounded soldier.
#86247
A
has been tried
B
have been tried
C
is to be tried
D
are trying