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: Finches breed when the female is over one year old and the male is under ____ year old.

SOLUTION: five

PROBLEM: Most ducks acquire breeding plumage in the fall, ____ or seven months before other birds.

SOLUTION: six

PROBLEM: Young children grow in important ways during their first ____ years.

SOLUTION:
five