下列有关沉淀溶解平衡的说法中,正确的是(　　)

A．在AgCl的沉淀溶解平衡体系中,加入蒸馏水,K_sp(AgCl)增大

B．在CaCO₃的沉淀溶解平衡体系中,加入稀盐酸,平衡不移动

C．可直接根据K_sp的数值大小比较难溶物在水中的溶解度大小

D．25 ℃时,K_sp(AgCl)>K_sp(AgI),向AgCl的悬浊液中加入KI固体,有黄色沉淀生成

With the advanced technology, our factory produces ________cars as we did last year.

A．as twice many

B．many as twice

C．twice as many

D．as twice as many