Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

[Q]: Most people stay three or four years, sometimes five or ____ years.
[A]: six


[Q]: Cardiovascular disease is the cause of more deaths than the next ____ causes of death combined.
[A]: seven


[Q]: National currencies continue to exist for the next ____ years as denominations of the euro.
[A]:
three