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: Birds have ____ beak, two wings, and two feet.

SOLUTION: one

PROBLEM: Manatees swim ____ to six miles per hour.

SOLUTION: two

PROBLEM: Fibber content increases ____ to four times that of whole wheat bread.

SOLUTION:
three