—You mean the position is still vacant?

—Yes, but you must know our job is very demanding.

—      .

A．With pleasure

B．I don’t mind

C．Don’t mention it

D．That’s all right

黄红色或棕红色，具刀削痕（）

A．川木通表面

B．苏木表面

C．大血藤表面

D．通草表面

E．白木香表面