【题目】The number of people invited __________ sixty, but a number of them ______ not present for different reasons.
A. was ; was B. was ; were
C. were ; were D. were ; was
在线课程【答案】B
【解析】
考查主谓一致。句意：被邀请来人的数量是六十，但是大多数都以不同的原因缺席了。the number of“...的数量”作主语，谓语动词用单数；a number of“大多数”作主语，谓语动词用复数。故选B。