Wouldn't it be nice if students had to go to ________ school only four days ________ week?

A．不填； a

B．不填； the

C．the; a

D．the; the

失血性休克的治疗主要是（）。

A.密切监测血压

B.保暖

C.留置导尿管

D.补充血容量，积极处理原发病

E.快速输全血