Once upon a time there was a fearsome ogre whose roar terrorized the magical land of Far Far Away.

VOA: standard.2010.05.27

And once upon a time they actually were thinking about knocking it down

从前，人们也想过要拆毁它，

中央车站的历史 - SpeakingMax英语口语达人

Once published, the provisional lists will have to be agreed upon by all political parties before ballots are printed.

VOA: standard.2009.09.29

Once we have those facts, we must act upon them,".

VOA: standard.2009.11.16

This is presidential historian and author Robert Dallek: "Once the public turns against a war, once it is convinced that you are embarked upon if not a losing enterprise then something that is going to produce a quagmire, it creates tremendous political difficulties for the president and it undermines his credibility, trust in his judgment and his ability to put across his domestic reforms,"

VOA: standard.2009.10.09