不定式的变式：to be done to have done to have been done  
  
【 在 hercy (宇宙英雄·奥特曼) 的大作中提到: 】
:  a
:  本质是省略了大量的从句结构，完整表达是the fire was reported that it had been controlled.
:  
:  c明显不对，to和时态胡乱搭配
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