The number of people invited fifty, but a number of them absent for different re

The number of people invited ______ fifty, but a number of them ____ absent for different reasons.

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

试题答案

C

解析:

名词前有the number of 修饰，谓语用单数，名词前有a number of 修饰，谓语用复数。