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.

Example Input: Millipedes have ____ pairs of legs on each body segment.
Example Output: two

Example Input: Most cats have five toes on each front paw, but only ____ toes on each back paw.
Example Output: four

Example Input: Coho usually live for ____ years and grow rapidly in their final year.
Example Output:
three

