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: Maps are ____ dimensional representations of the earth's surface.

SOLUTION: two

PROBLEM: Human feet bear average ____ to six hundreds tons of weight everyday.

SOLUTION: five

PROBLEM: Dopamine alone has ____ known brain receptors.

SOLUTION:
five