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]: Tuataras reproduce very slowly, sometimes taking ____ years to reach sexual maturity.
[A]: ten


[Q]: Most people get one or ____ common colds every year.
[A]: two


[Q]: National forests have regulations that restrict ____ wheeler use to established roads.
[A]:
four