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: Threshold is a value to avoid ____ divide.

SOLUTION: zero

PROBLEM: Llamas stand about ____ feet high at the shoulders.

SOLUTION: four

PROBLEM: Anthropology is divided into ____ subfields.

SOLUTION:
four