与艾滋病相关的龈缘红线与下列哪种病原微生物感染有关()

A．粘性放线菌

B．牙密螺旋体

C．白色念珠菌

D．伴放线放线杆菌

E．牙龈卟啉单胞菌

______after the race that he didn't know what to say before so many reporters. [ ]

A. So excited the champion was          

B. So excited was the champion

C. So excited the champion felt          

D. So excited felt the champion