四、六级难句攻关(50)

翻译：边境通讯公司总裁玛吉·成尔德罗特对《华尔街日报》说，大有希望的女候选人数量不断增加——以至于大公司的女总裁人数在未来五年可能翻倍。解析：so much so that…，达到这样的程度以至于，引导一个结果状语从句。

1.Maggie Wilderotter, CEO of Frontier Communications Corp., told the Wall Street Journal that the numbers of promising female candidates continues to grow -- so much so that the ranks of female CEOs at large companies could double over the next five years.2.In 2012, the NTSB began a yearlong effort to convene experts and identify the ＂most effective, scientifically-based＂ next steps not only to reduce drunken driving fatalities but eliminate them altogether.