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: Most orthoptists work ____ hours a day, four or five days a week.

SOLUTION: eight

PROBLEM: Many churches have ____ windows on each side of the nave, numbers some consider holy.

SOLUTION: seven

PROBLEM: Osteoporosis affects one in three women and one in ____ men.

SOLUTION:
ten