TASK DEFINITION: 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.
PROBLEM: Most butterflies live only two to ____ weeks.

SOLUTION: four

PROBLEM: Mages can select from ____ spheres of magic - fire, water, air, earth and astral.

SOLUTION: five

PROBLEM: Children ages ____ to eight years learn what to expect when a new baby comes.

SOLUTION:
three