of the workers in this factory is about two hundred. of the workers are working hard.
A.The number;The number | B.A number;A number |
C.The number;A number | D.A number; The number |
of the workers in this factory is about two hundred. of the workers are working hard.
A.The number;The number | B.A number;A number |
C.The number;A number | D.A number; The number |