Question

The number of people in the party _____fifty, but a number of them ____ absent for different reasons.

A．were; was	B．was; was
C．was; were	D．were; were

Answer 1

C

本题考查主谓一致。The number of……数目，谓语动词用单数，a number of许多，谓语动词用复数。故选C。