The reason ______ the essay（作文） of the Anhui edition of the 2012 National College Entrance Exam is voted the worst is _______ it makes test-takers at a total loss.

A．why; because

B．that; that

C．that; because

D．why; that

严重肝、肾功能不良患者，应用糖皮质激素全身治疗时应选用（）

A.氟轻松

B.氟氢可的松

C.泼尼松

D.氢化可的松

E.他莫昔芬