The number of smokers in China ________increased in recent years, and a number of them _________ the youth.
A.has; are | B.have; are | C.is; is | D.are; are |
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The number of smokers in China ________increased in recent years, and a number of them _________ the youth.
A.has; are | B.have; are | C.is; is | D.are; are |