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]: Climbers are the most frequent cause of injury for children ____ and older.
[A]: six


[Q]: Pinks live only ____ years.
[A]: two


[Q]: Clovers occasionally have ____ leaflets, instead of the usual three.
[A]:
four