下列不属于局部麻醉的是（）。

A.神经丛（节）阻滞

B.咽腔内黏膜麻醉

C.硬脊膜外阻滞

D.神经阻滞

E.区域阻滞

--- Is your mother badly ill?

---NO,              ,only a little cold

A．serious anything

B．serious nothing

C．anything serious

D．nothing serious