I once thought Jonna was a good student, for she often got a high mark but ________ she was found

out to often cheat in examinations.[ ]

A. actually  

B. truly

C. surely  

D. mostly

下列哪种形态痛的可能性最大

A．息肉状

B．火山口状溃疡

C．蕈伞状

D． * * 状

E．菜花状