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 newborns nurse every one to ____ hours, even at night.

SOLUTION: three

PROBLEM: Children can age an adult faster than ____ years in prison.

SOLUTION: ten

PROBLEM: Induction also operates early in development, even before the ____ layered embryo forms.

SOLUTION:
three