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: Sapsuckers are a group of ____ species known for literally drinking the sap of trees.

SOLUTION: four

PROBLEM: Young bees spend the first ____ to three weeks of their lives carrying out functions within the hive.

SOLUTION: one

PROBLEM: Snow falls only every two or ____ years.

SOLUTION:
three