TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Thermal equilibrium occurs when _ bodies have the same temperature.

SOLUTION: two

PROBLEM: All insects have _ pairs of legs and adult wings.

SOLUTION: three

PROBLEM: Cats have _ toes in the forepaws and four in the hind paws.

SOLUTION:
five