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: Chromatography is unique because of ____ reasons.

SOLUTION: three

PROBLEM: Tuataras reproduce very slowly, sometimes taking ____ years to reach sexual maturity.

SOLUTION: ten

PROBLEM: Synchronized swimmers can spend more than ____ hours in the pool every day.

SOLUTION:
eight