---Mr. Parkinson, you are wanted on ______phone.

---Who is calling?

--- ______ Mr. Green. I don’t know who he is.

A．不填；A

B．the ；不填

C．the ；A

D．不填；不填

善散“皮里膜外之痰”，治疗阴疽流注，肢体麻木，关节肿痛的是（）

A.紫菀

B.白前

C.海浮石

D.白芥子

E.白果