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: Monatomic elements have with ____ atoms in each per molecule.

SOLUTION: three

PROBLEM: Erosion is divided into ____ main categories, water and wind.

SOLUTION: two

PROBLEM: Weights are usually numbers between ____ and one.

SOLUTION:
zero