The number of tigers in Asia________ getting smaller and smaller and a large number of people_________ trying to protect them．
#43555
A
are；are
B
is；is
C
is；are
D
are；is
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The company used 50 percent of the raw materials, the rest of which __________ sent to other cities to help the factories there.
#85750
A
is
B
was
C
are
D
were
John as well as the other staff members who ______ working with this world-famous company ______ to attend its 100th anniversary.
#85699
A
is… is
B
is… are
C
are… is
D
are… are