题目内容
The number of the workers in this factory ________1,500. A number of them ______ from the countryside.
A. is; are B. are; is
C. is; is D. are; are
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题目内容
The number of the workers in this factory ________1,500. A number of them ______ from the countryside.
A. is; are B. are; is
C. is; is D. are; are