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 orthoptists work ____ hours a day, four or five days a week.
[A]: eight


[Q]: Tin has ____ allotropic forms.
[A]: two


[Q]: Some hunters go all ____ days without bagging one white tail.
[A]:
six