The number of the students in our school ___ 1,000, and a number of them ___ boys.
| A．is, are | B．is, is |
| C．are, is | D．are, are |
The number of the students in our school ___ 1,000, and a number of them ___ boys.
| A．is, are | B．is, is |
| C．are, is | D．are, are |
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