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]: Hoatzin has typical foot with ____ toes forwards and one backwards.
[A]: three


[Q]: Kinetic energy consists of ____ types of energies.
[A]: three


[Q]: Children ages ____ to eight years learn what to expect when a new baby comes.
[A]:
three