TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Some bird feeders have _ perches at all, but neither do tree trunks.

SOLUTION: no

PROBLEM: Cancer can develop in any of the _ sections of the colon or in the rectum.

SOLUTION: four

PROBLEM: Ostriches have _ stomachs.

SOLUTION:
three