Thank you for all your hard work last week. I don’t think we ______ it without you.

A．can manage

B．could have managed

C．could manage

D．can have managed

取头顶、项部以及上背部的腧穴，患者应取的体位为（）

A.仰卧位

B.侧卧位

C.俯卧位

D.仰靠坐位

E.侧伏坐位