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]: Viceroys produce ____ generations per year, and the food habits of each generation differs.
[A]: three


[Q]: Jersey has nine breeding seabird species, of which ____ nest on the north coast.
[A]: seven


[Q]: Most people require at least ____ to eight hours of sleep per night.
[A]:
seven