来自董为众的问题
【Anumberofworkersinthisfactory_____Partymembers,andthenumber_____45.A.is;isB.are;areC.are;isD.is;are】
Anumberofworkersinthisfactory_____Partymembers,andthenumber_____45.
A.is;is
B.are;are
C.are;is
D.is;are

