"So,when an event like this occurs, it is incumbent upon a Democrat to react quickly and decisively, and Obama failed to do it."

VOA: standard.2010.01.06

What was the key step that I said I needed to do on Friday but failed very publicly to do so?

至关重要的一步，我将在本周五跟大家细细道来,如果我很嚣张地失败了怎么办？

哈佛公开课 - 计算机科学课程节选

Another sticking point is pressure by the EU for Turkey to open its ports and airports to Greek Cypriot traffic, which it has so far failed to do.

VOA: standard.2010.04.15

They say Charlie Brown has failed again to do something right.

VOA: special.2009.10.25

Clark Irwin at the Aspen Institute agrees. But he says the recent failed airplane bomb attack makes clear Mr.Obama's administration must do more to combat terrorism.

VOA: standard.2010.01.19

In blunt terms,the Foreign Affairs Select Committee report says Britain's military mission in Afghanistan has failed to deliver what it promised, because troops are being asked to do too many different tasks.

VOA: standard.2009.08.02