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: Theobroma oil can exist in four different polymorphic forms of which only ____ is stable.
Example Output: one

Example Input: Llamas stand about ____ feet high at the shoulders.
Example Output: four

Example Input: Onion thrips have six to ____ generations depending on temperature.
Example Output:
ten