instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Many Asian countries deny entry to travelers whose passports are valid for less than _ months.
answer:
six

question:
Temperatures occasionally fall below _ but only last a very short time.
answer:
zero

question:
Pheromone traps are only indicators of activity and _ thresholds are associated with trap catches.
answer:
no