After the earthquake，the injured were cared______in the hospitals or taken by air to the hospitals in the  neighbouring cities.

A．of

B．for

C．after

D．with

严寒地区处在水位升降范围内的混凝土工程，适宜采用的水泥品种是（）。

A.复合硅酸盐水泥

B.矿渣硅酸盐水泥

C.粉煤灰硅酸盐水泥

D.普通硅酸盐水泥