Use one of the words or phrases below to complete each of these sentences from a BBC news report.
Note that you may have to change the form of a word to complete the sentence correctly.
in the nick of time / road safety / hazards / viability / intervene
An iceberg of the size expected will need to be monitored carefully, and not just because it could eventually become a __________ to shipping. The biggest icebergs can have a major impact on their surroundings.
During the debate Mr Cameron said a no-fly zone had "effectively been put in place over Libya". He added: "It is also clear that coalition forces have helped to avert what could have been a bloody massacre in Benghazi. In my view they did so just _______________."
Twenty soldiers also died in fighting in the central city of Homs. Syria's president, Bashar al-Assad, has warned western powers not to _________ - saying that could cause what he called an "earthquake" that would burn the whole of the Middle East.
Plans have been announced to improve ___________ in a Staffordshire town. The scheme includes installing a pedestrian crossing and improving a footpath close to where a person was knocked down and killed, in 2009.
Even the __________________ of the euro has always been in question, with its creation having been seen by many to have been driven by political rather than economic reasoning.