—Do you still remember the first time you _______with a girl?

—Not exactly, but I remember it was a Sunday.

A．talked

B．had talked

C．have talked

D．were talking

关于局部麻醉，下列哪些是正确的（）

A.感觉神经被阻断

B.病人神志清醒

C.阻滞完全可逆

D.运动神经可保持完好

E.有时产生组织损害