–Where do these books _____?

--Put them back _____they were.

A．go; where

B．lay; where

C．lie; in which

D．lie; which

治疗急性左心衰竭患者应选择的体位是（）。

A.卧位

B.半卧位

C.坐位，双下肢下垂

D.平躺

E.右侧位