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.

[EX Q]: Body language is used when ____ words can express what the person is trying to communicate.
[EX A]: no

[EX Q]: Seasonal records indicate that, in most years, ____ generations occur.
[EX A]: two

[EX Q]: Female blackflies feed on blood every ____ to five days.
[EX A]:
three