The number of people present at the meeting about 1000, a large number of whom experts from abroad.
A. was; was
B. were; were
C. was; were
D. were; was
网友回答
A. was; was
B. were; were
(答案→)C. was; were
D. were; was
解析：考查主谓一致。the number of……的数目，谓语动词用单数；a number of许多，谓语动词用复数，故选C。