除单位含量标示外，还应用通俗易懂的文字如一次一片，一日x次等，以正确指导用药的是

A．药品注册管理工作
B．药品注册申请人
C．药品注册
D．药品注册申请
E．药品补充申请

Some historians believe that John Jay could have played （） in America's history as James Madison.

A．as an important role

B．as important a role

C．an important role as

D．a role as important