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: Bond angles The bond angle defined by ____ atoms is calculated.

SOLUTION: three

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

SOLUTION: five

PROBLEM: Octopuses have a relatively short life span, and some species live for as little as ____ months.

SOLUTION:
six