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: Norplant implants are ____ matchstick size rods that are inserted into the upper arm.

SOLUTION: six

PROBLEM: Gibberellins are diterpenoids derived from four isoprenoid units forming a system of ____ rings.

SOLUTION: four

PROBLEM: Hurricanes pack enough water and wind to power the United States for ____ months.

SOLUTION:
six