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]: Numbers can be positive or ____ only.
[EX A]: zero

[EX Q]: Elves are the first of the ____ families of fairy People.
[EX A]: eight

[EX Q]: Practical shooting is based around ____ equally important aspects of accuracy, power and speed.
[EX A]:
three