TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Reds can benefit from seven to _ years' aging .

SOLUTION: nine

PROBLEM: Carbon dioxide accounts for _ fourths of the predicted increase in the greenhouse effect.

SOLUTION: three

PROBLEM: Listeriosis can cause mothers in the first _ months of pregnancy to miscarry.

SOLUTION:
three