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: Some species live for as little as ____ months.

SOLUTION: six

PROBLEM: People often have to wait between three and ____ years for an organ especially for a liver.

SOLUTION: five

PROBLEM: Some sea stars, like the purple sea star of the Gulf of Maine, have ____ or ten arms.

SOLUTION:
nine