I'm            your class today so you must do            I tell you. [ ]

A. instead of, what

B. in the form of, like

C. in charge of, as

D. looking at, as

提示腰部神经根受压的检查有（）

A.直腿抬高及加强试验

B.挺腹试验

C.双膝双髋屈曲试验

D.骨盆分离和挤压试验

E.屈颈试验