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]: Many diseases require the tick to be attached for ____ or more hours to transmit disease.
[A]: six


[Q]: Environmentalists warn that ____ turtle species are in severe decline from over-exploitation.
[A]: six


[Q]: Cities have various sizes, and can contain from one to ____ armies depending on size.
[A]:
four