The number of the people who                cars                increasing.

A．owns, are

B．owns, is

C．own, is

D．own, are

有降糖作用及抗利尿作用的药物是：

A．氯磺丙脲

B．胰岛素

C．二甲双胍

D．阿卡波糖

E．罗格列酮