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: Tetrads come in ____ shapes.
Example Output: seven

Example Input: Metamorphosis takes over ____ months and the froglets come out really small.
Example Output: five

Example Input: Deciduous forests have ____ distinct seasons.
Example Output:
four