It was obvious that the Climate Change Conference in Copenhagen became the __________ of

media attention.[ ]

A. discovery  

B. focus

C. summary  

D. comment

下列哪些是狂犬病的特征（）

A.人群普遍易感

B.主要通过病犬咬伤而传染

C.预后较好

D.预防是控制狂犬病的关键

E.是一种急性传染病