The book is said to be a special one,    which ________ many events not found in other history books. [      ]

A. prints  

B. covers  

C. refers  

D. reads

膀胱病变最基本的检查方法是（）

A.B超

B.膀胱逆行造影

C.膀胱镜检查

D.静脉尿路造影

E.CT