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: Amphibians have ____ legs, and often look like reptiles.

SOLUTION: four

PROBLEM: Onions are of ____ general types.

SOLUTION: two

PROBLEM: Osprey eggs incubate for about ____ weeks.

SOLUTION:
five