The number of the people who cars increasing. A. owns; areB. owns; isC. own; isD. own; a

问题补充：

The number of the people who cars increasing.

A. owns; are

B. owns; is

C. own; is

D. own; are

答案：

A. owns; are

B. owns; is

(答案→)C. own; is

D. own; are

解析：本句话的定语从句是who own cars. 其先行词是people,因此,定语从句的谓语动词要用复数的own。本句话主句的主语是The number of指“…..的数目”，是单数概念。因此，主句的谓语动词要用is。