If I ruled the world, I would _______ the world ______ everything that is bad.[      ]

A. get rid of; by

B. be rid of; by

C. rid; of  

D. get rid; of

在临床上慢性扁桃体炎不需要与以下哪种疾病相鉴别（）。

A.扁桃体生理性肥大

B.扁桃体角化症

C.扁桃体良性肿瘤

D.樊尚咽峡炎

E.扁桃体恶性肿瘤