参考答案和解析
正确答案：
A
解析：
新闻前面有很多叙述，但but一词引出了答案。
【录音原文】
It is the second time in twenty-four hours that the condemned man, Michael Morales, has been spared, not by the actions of the courts or by the governor, but by doctors.Morales, convicted of killing a seventeen-year-old girl twenty-five years ago, had been due to be executed by lethal injection on Monday night.
