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]: Dogs have to be ____ months old before they are spayed or neutered.
[EX A]: six

[EX Q]: Mature plants can be up to ____ feet tall.
[EX A]: six

[EX Q]: Pork contains high quality complete protein with all ____ essential amino acids.
[EX A]:
nine