—_______ will the new building be finished ?                                

—In 2 years.                                                    

A．How soon

B．How long

C．How often

D．How far

原发性皮损指的是（）。

A.斑丘疹

B.鳞屑、糜烂

C.肥厚、粗糙

D.苔藓样变、疤痕

E.痂