CNN news 2009-12-02 加文本

1.The man suspected of gunning down four police officers in Lakewood, Washington, is dead.
 
gun down用枪击伤, 枪杀

例句：The hunter gunned the bird down.
       猎人把那只鸟打了下来。

      The criminal gunned the policeman down and escaped.
      罪犯将警察击伤, 逃走了。

2.Six weeks ago, you'll recall, Brewer was doused with rubbing alcohol and set on fire.

set on fire使燃烧

例句：Some sparks from a passing train set the haystack on fire.
      一列过往火车迸发出的一些火花点着了干草堆。