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: Acupuncture needles are about two to ____ inches long.

SOLUTION: three

PROBLEM: Uninsured men are up to ____ times more likely to die in the hospital.

SOLUTION: three

PROBLEM: Most sharks have ____ different kinds of fins, which lift, stabilze and propel the shark.

SOLUTION:
five