Question

      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

Answer 1

C

試題分析：句意：這個工廠的工人數大約兩百。很多工人工作努力。the number of……的數量，a number of很多，許多。故選C。