The number of smokers in China ________increased in recent years, and a number of them _________ the youth. 
#85595
A
has; are
B
have; are
C
is; is
D
are; are
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The writer and singer  ______  here.
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A
is
B
are
C
were
D
do
________ as he was, he looked quite calm in that difficult situation.
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A
A child
B
The child
C
Children
D
Child
Dropping litter ______ never allowed in our city.
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A
don’t
B
are
C
will
D
is