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 healthy men experience about three to ____ erections in their sleep each night.

SOLUTION: five

PROBLEM: Promise is a set of ____ basic promises made to every child in America.

SOLUTION: five

PROBLEM: Plant cells have ____ major parts.

SOLUTION:
four